STS is an escrow service that protects both buyers and suppliers. Funds are held securely by Made-in-China.com until order terms (e.g., delivery, quality) are fulfilled
|
Still deciding? Get samples of $ !
Request Sample
|
| Customization: | Available |
|---|---|
| After-sales Service: | Online Technical Support |
| Warranty: | Online Technical Support |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
Payment Guarantee
Platform-protected payments with refund support for eligible order issues.
Platform Logistics
Inspection Service
After-Sales & Dispute Handling
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
| Item Name | stainless steel door |
| Material | Solid Wood\ Stainless Steel\ Aluminum + Glass |
| Size | 2200*1000 or Customized, Any size is ok |
| Thickness of the door leaf | 50-100mm |
| color | Standard Black or Customized |
| Accessories | High Quality Locks+Hinges+Handles |
| Locks | Smart Electronic Lock \Multi-point Lock |
| Finish | Solid Wood Skin-Friendly, High Gloss Matt, Wax Oil, PU Nature Wood |
Product details of stainless steel doors and cast aluminum doors
1.Product Overview
In modern architectural decoration and security engineering, the entrance door serves as the first line of defense for buildings, carrying multiple functions such as safety protection, spatial separation, and decorative aesthetics. Stainless steel doors and cast aluminum doors, as the two mainstream categories of high-end entrance doors,
have been widely used in residential, villa, commercial space and other fields due to their unique material characteristics and technological advantages.
Stainless steel doors are mainly made of vacuum color plated stainless steel plates and processed by shearing and pressing. The internal fillers are mostly wood, foam or honeycomb paper. Stainless steel doors have anti-theft functions and are commonly used as entrance doors in residential areas, villas, and other places.
Cast aluminum door, also known as copper aluminum carved door, is a high-end category based on copper aluminum composite material, with characteristics such as corrosion resistance, explosion resistance, fire resistance, and UV protection. The main frame is made of high-strength steel and formed in one go. The panels are copper aluminum precision carved castings with a thickness of over 8 millimeters.
The two types of products represent the high-end manufacturing level of the current household door industry, with unique features in material selection, process technology, safety performance, aesthetic design, etc., meeting the diversified needs of different consumer levels and application scenarios.
2.Industry development background
With the continuous advancement of urbanization in China and the continuous improvement of residents' living standards, people have put forward higher requirements for the safety and aesthetics of their living environment. As the "facade" of a residence, the quality of the entrance door directly affects residential safety and quality of life.
According to industry statistics, stainless steel anti-theft doors account for nearly three parts of the national door industry market, with a penetration rate of over 30% in the mid to high end decoration field (Shanghai, Guangzhou, Zhejiang and other regions), and a penetration rate of over 50% in villa communities. The market size of stainless steel doors is expected to reach approximately 32 billion yuan in 2024, with an annual growth rate of 15%. The growth rate of the three major sub sectors of high-end villa entrance doors, Class A anti-theft doors, and fire doors will all exceed 20%.
The aluminum door market is also developing rapidly. According to the 2025 industry white paper data, the domestic market size of cast aluminum doors has exceeded 15 billion yuan, with an average annual compound growth rate of over 12%. In economically developed regions such as East China and South China, the proportion of cast aluminum doors and armored doors has exceeded 25%, and the market penetration rate continues to rise. The penetration rate of cast aluminum doors in villas and high-end residential projects has reached 37%.
The vigorous development of the two major categories reflects people's continuous pursuit of comprehensive values such as quality, safety, and aesthetics of household door products under the trend of consumer upgrading.
3.Stainless steel door product description
3.1 Product Definition
Stainless steel doors are category products made mainly from stainless steel plates through precision processes such as cutting, bending, welding, and polishing. Its core material is stainless steel, and through surface treatment techniques such as vacuum plating, the product combines the sturdy texture of metal with rich color expression.
Stainless steel doors can be divided into two types based on production processes: pure stainless steel plate doors and stainless steel frame doors. The pure stainless steel plate door is made of stainless steel plates with a thickness of 1.5mm or more, which are directly cut and bent before being welded into shape. There is no pipe skeleton, and the structure is compact with good effect. The stainless steel frame door is welded with a stainless steel rectangular tube frame, and then covered with a layer of stainless steel plate of about 0.8mm on the outside and spot welded with the frame. The middle is usually hollowed out and decorated with flowers.
3.2 Product Use
Stainless steel doors are widely used in the following scenarios due to their excellent physical properties and good decorative effects:
(1) Residential entrance door
Stainless steel doors are a common choice for entrance doors in residential communities, villas, high-end apartments, and other places. Its sturdy and durable characteristics provide reliable guarantees for home safety, while diverse surface treatment processes meet the needs of different decoration styles.
(2) Commercial premises
Stainless steel doors are widely used as entrance and exit access control in commercial places such as shops, office buildings, and hotels. Its anti-corrosion and easy to clean characteristics are particularly suitable for commercial environments with high foot traffic and frequent use.
(3) Industrial and Special Sites
Stainless steel doors are also widely used in places with special requirements for safety and hygiene, such as confidential warehouses, laboratories, and food processing workshops. Some stainless steel fireproof door products are developed in accordance with the national standard GB12955, with a fire resistance limit of up to Class A fire protection requirements, and a fire resistance limit of up to 2.0 hours for special grade fireproof doors.
(4) Courtyard and fence gate
Stainless steel courtyard doors are widely used in outdoor scenes such as rural self built houses, villa courtyards, and community walls. Its excellent weather resistance ensures that the product remains in good condition for a long time in outdoor environments.
3.3 Product Features
3.3.1 Material Characteristics
Stainless steel doors are mainly made of stainless steel grades such as 302 and 304. 304 stainless steel is austenitic stainless steel, containing over 18% chromium and over 8% nickel, and has excellent corrosion resistance. 201 stainless steel is a chromium manganese stainless steel with slightly lower corrosion resistance than 304, but at a lower cost, making it suitable for scenarios with relatively low corrosion resistance requirements.
All stainless steel components meet the standard for metal element composition, are flat without rust marks, and have uniform, clear, and smooth textures.
3.3.2 Structural Features
The thickness of the stainless steel door frame steel plate should not be less than 2mm. The thickness of the steel plate before and after the door leaf should be between 0.8-1cm. The door leaf is internally provided with a framework and a reinforcing plate, and the internal fillers are mostly wood, foam or honeycomb paper. The door is filled with adhesive to make the surface smooth and sturdy, with strong impact resistance.
3.3.3 Appearance Features
Stainless steel doors have a bright surface color and are resistant to fading and rusting. Through surface treatment processes such as vacuum plating, a wide range of color options can be presented, breaking through the traditional silver white appearance of stainless steel. The door flower can be made into different styles through molds, sandwiched between the inner and outer glass panels, with both anti-theft function and decorative effect.
3.3.4 Performance Characteristics
·Corrosion resistance: Stainless steel material has excellent corrosion resistance, never rusts, and is suitable for use in humid environments.
·High strength: Stainless steel doors have high resistance to shrinkage, swelling, and deformation, are sturdy and durable, and have high safety performance.
·Impact resistance: The door is filled with adhesive to make the surface flat and sturdy, with strong impact resistance.
·Anti theft performance: Combined with the characteristics of anti-theft doors, equipped with three or five directional locks to achieve multi-point fixation.
·Thermal insulation: Stainless steel doors and windows have better anti-corrosion and thermal insulation properties than ordinary steel doors and windows, and their thermal insulation performance is about five times that of aluminum alloy doors and windows.
3.4 Specification Parameters
3.4.1 Performance parameters of doors and windows
The wind resistance strength of stainless steel doors and windows can reach up to level 9 (≥ 2.5kPa), the water tightness can reach level 4 (≥ 250Pa), and the durability requirement for repeated opening and closing is ≥ 10000 times.
3.4.2 Common Product Specification Examples
·Security level: Class A
·Sound insulation: 45
3.5 Inspection Items
1. Visual inspection: surface treatment quality, color uniformity, welding defects, etc
2. Permanent Marking: The anti-theft security level marking shall be upright, secure, and legible
3. Steel plate thickness: Inspection of door frame and door leaf plate thickness
4. Dimensional Tolerance and Clearance: Inspection of Door Frame and Door Leaf Dimensions, Fit Clearance
5. Anti-tamper Performance: The ability to resist abnormal opening
6. Anti-intrusion performance: Strength of anti-intrusion devices
7. Soft Impact Performance: 9 Impact Tests with a 30kg Sandbag
8. Suspension and Load Capacity Performance: The load-bearing capacity of the door leaf suspension
9. Hinge Rotation Performance: Flexibility in Opening and Closing
10. Anti-theft requirements for locks: anti-drill and anti-pry structures
3.6 Production process flow
The production process of stainless steel doors mainly includes the following steps:
Step 1: Cutting and Unloading
According to the design drawings, cut and cut the stainless steel sheet according to the specifications and dimensions.
Step 2: Groove making and bending
Plank the board and then bend it into the desired structural shape using a bending machine.
Step 3: Punching and Welding
Punch the holes and then weld and assemble the various components into shape. Special attention should be paid to checking for welding defects, such as open welding, incomplete welding, and missed welding.
Step 4: Surface Treatment
Including processes such as degreasing, cleaning, and surface roughening. Soak the door frame and leaf in a degreaser solution for 2-30 minutes, then soak in clean water for 1-10 minutes.
Step 5: Spray primer
Heat the door frame and leaf to 50-200 ºC, and then spray primer
Step 6: Spray Topcoat
After the primer is slightly dry, spray the topcoat evenly on the entire door frame and leaf.
Step 7: Drying and curing
After spraying, place it in the oven again for high-temperature baking and curing.
Step 8: Assembly and Debugging
Perform hardware installation, lock assembly, and finished product debugging.
4.Detailed Description of Cast Aluminum Door Products
4.1 Product Definition
Cast aluminum doors, also known as copper aluminum carved doors, are a high-end category based on copper aluminum composite materials. The outer panel of the door leaf is made of cast aluminum plate, and the inner panel can be made of cast aluminum plate, solid wood or steel panel materials. It is a swing door made of steel frame with certain safety protection performance.
The cast aluminum door adopts modern high-tech processing technology, solid cast aluminum, and the whole body is cast into shape. The product design integrates elements of Chinese and Western cultures, with novel and beautiful styles, elegant and unique, luxurious and spectacular, giving people an independent three-dimensional sense.
4.2 Product Usage
Cast aluminum doors are mainly used in high-end architectural scenes due to their excellent quality and luxurious appearance
(1) Villa entrance door
Cast aluminum doors are the preferred product for entering villas and luxury homes. Both in appearance and internal quality, cast aluminum courtyard doors are far superior to courtyard doors made of other materials. Its luxurious and atmospheric visual effect matches the level of villa architecture.
(2) Entrance door of high-end apartment
In high-end residential projects such as apartments and large flats, cast aluminum doors are becoming increasingly popular as entrance doors and have become a symbol of quality living.
(3) Courtyard Gate
The cast aluminum courtyard door is made of pure aluminum and is molded in one go through high-tech manufacturing processes. Combined with modern intelligent design, it integrates electric and induction functions.
(4) Explosion proof door
Cast aluminum doors have excellent explosion-proof performance and are often referred to as "explosion-proof doors". Its thick structure and excellent strength make it suitable for applications with extremely high safety protection requirements.
4.3 Product Features
4.3.1 Material Characteristics
The main framework is made of high-strength SECC steel, which is formed in one go and increases the steel strength by 200%. Some high-end products are made of copper aluminum composite material, which combines the noble texture of copper with the lightweight and corrosion-resistant properties of aluminum.
4.3.2 Process Classification
Cast aluminum doors are mainly divided into the following three categories according to the manufacturing process:
(1) Sand casting cast aluminum door (code: SZ)
Sand casting is a traditional casting method that uses sand to create a mold cavity for pouring and obtain castings. This process has relatively low cost, but the pressure of the metal liquid is often insufficient, which may lead to defects such as insufficient filling and cold insulation.
(2) Vacuum cast aluminum door (code: ZZ)
Produced by combining vacuum casting technology with Japanese vacuum casting technology. Compared with traditional sand casting, vacuum casting has the advantages of fine surface texture, high product density, and high mechanical strength. Vacuum cast aluminum doors have high overall strength and hardness that can withstand strong tensile and impact forces.
(3) Precision carved aluminum door (code: JD)
Precision carved aluminum door is an aluminum door that directly carves and molds aluminum sheet to make the outer panel of the door leaf. Fine carving techniques are divided into flat carving techniques and relief carving techniques. The surface pattern of the carved board is delicate and has a smooth hand feel. Precision carved aluminum doors use native aluminum plates to engrave the designed patterns on the aluminum plates, and then use high-temperature baking paint to color them.
4.3.3 Classification of Construction
According to door structure classification, cast aluminum doors can be divided into:
·Solid wood cast aluminum door (code: SM): The inner panel is made of solid wood material
·Solid core cast aluminum door (code: SX): The door body is a solid structure
·Aluminum door with plywood (code: JB): The door body adopts a plywood structure
4.3.4 Appearance Features
The cast aluminum door has a novel and beautiful style, elegant and unique, luxurious and spectacular. The surface undergoes multiple processes including shot blasting, electrostatic spraying, 200 ºC high-temperature curing, multiple manual painting, 120 ºC re baking, UV resistance treatment, and high-temperature baking. The thick and meticulous craftsmanship ensures that the surface paint reaches its optimal state and can withstand wind and rain erosion.
Cast aluminum doors give people an independent sense of three dimensionality, with strong patterns and a minimum detail of 1mm. The surface is usually sprayed with electrostatic powder, which has strong durability and can withstand various harsh weather conditions.
4.3.5 Performance Characteristics
·Anti theft and explosion-proof: Cast aluminum doors have excellent anti-theft and explosion-proof performance. The precision cast lock body is made of imported stainless steel, and the nine head lock point body is solid, sturdy, and durable. The overall explosion-proof performance is superior.
·Moisture and corrosion resistance: Aluminum material itself does not rust and has excellent corrosion resistance.
·Sound insulation and thermal insulation: Cast aluminum doors have good sound insulation effect. The surrounding airtight strips are made of automotive grade materials to ensure sound insulation.
·Weather resistance: The surface has been treated with UV resistance, which does not fade and can maintain bright colors for a long time.
·Fire resistance: Cast aluminum doors have fire resistance characteristics.
·Thick and sturdy: Cast aluminum doors are made of thick materials, usually solid structures, with heavy weight and decorative style. But the weight of the door leaf requires high strength for the hinge and door frame.
4.4Technical Requirements
According to the relevant standards for cast aluminum doors, the main technical requirements of the product include:
·The cast aluminum panel should be made of ZL104 cast aluminum alloy or other cast aluminum alloy materials with properties not lower than this grade
·The thickness of the cast aluminum panel should not be less than 8mm
·The material used for filling the door body should meet the requirements of relevant standards
·The surface coating should meet the requirements of film hardness, adhesion, etc
·The air tightness, water tightness, and wind pressure resistance performance should meet the corresponding level requirements
·The insulation and sound insulation performance should meet the corresponding level requirements
·The durability of repeated opening and closing should meet the requirements of GB/T 29739
4.5 Testing Items
The main testing items for cast aluminum doors include:
1. Appearance quality inspection
2. Dimensional deviation detection
3. Thickness detection of cast aluminum panels
4. Paint film hardness test
5. Adhesion test of paint film
6. Airtightness performance testing
7. Water tightness performance testing
8. Wind resistance performance testing
9. Thermal insulation performance testing
10. Testing of Airborne Sound Insulation Performance
11. Classification of Combustion Performance
12. Opening and closing force test
13. Repeated opening and closing durability test
14. Salt spray corrosion test
4.6 Surface treatment process
The surface treatment process of cast aluminum doors is extremely sophisticated, usually including the following multiple steps:
1. Shot peening treatment: Shot peening treatment is applied to the surface of cast aluminum to remove surface impurities and increase coating adhesion
2. Electrostatic spraying: using electrostatic powder spraying technology to make the coating uniform and dense
3. High temperature curing: Curing treatment is carried out at a high temperature of 200 ºC
4. Manual painting: Multiple manual painting to ensure full color saturation
5. High temperature baking: Bake again at 120 ºC to enhance the hardness and durability of the coating
6. UV resistant treatment: The surface undergoes UV resistant treatment to ensure long-term colorfastness
7. Fluorocarbon baking paint: High end products use fluorocarbon baking paint technology, which has better weather resistance
The precision carved aluminum door adopts the process of carving and shaping original aluminum plates, and then painting them with high-temperature baking paint.
5.Comparative Analysis of Stainless Steel Doors and Cast Aluminum Doors
5.1 Material Comparison
Comparison project |
Stainless steel door | cast aluminum door |
| Material density | 7.93g/cm ³ (higher) | 2.7g/cm ³ (lower) |
| corrosion resistance | Excellent, never rusting | Excellent, aluminum material does not rust |
| Surface treatment | Vacuum plating, baking paint | Electrostatic spraying, fluorocarbon baking paint |
| Texture | Metallic luster, slightly cold hard | Strong three-dimensional sense, luxurious and atmospheric |
5.2 Performance Comparison
comparison items |
Stainless steel door | cast aluminum door |
| Anti theft performance | High(A/B/Cthree-level) | High (explosion-proof level) |
| fire resistance | Some products can reach Class A | Having fire-resistant properties |
| sound insulation performance | Well | Excellent (automotive grade sealing strip) |
| Thermal insulation performance | Well | Well |
| impact resistance | Strong | Strong(Whole casting) |
| Weather resistance | excellent | excellent(UV resistant) |
5.3 Appearance and Design Comparison
The surface color of stainless steel doors is bright, but the traditional silver white appearance is relatively monotonous and stiff. In recent years, through processes such as vacuum plating, the color options have become much more diverse, and a variety of color effects can be presented.
Cast aluminum doors are known for their strong sense of three dimensionality, innovative styles, and luxurious grandeur. Fine carving techniques can achieve various artistic effects such as flat carving, relief carving, and hollow carving. The design of cast aluminum doors integrates elements of Chinese and Western cultures, which can better meet the personalized customization needs of high-end customers.
5.4 Summary of Advantages
Advantages of stainless steel doors:
·Durable and sturdy anti-theft performance
·Good sound insulation effect
·Excellent corrosion resistance performance
·Good texture, long-lasting and bright color
·Never rust
Advantages of cast aluminum doors:
·Good sound insulation effect
·Younger and more diverse styles
·Excellent corrosion resistance performance
·Strong three-dimensional sense, luxurious decorative effect
·Excellent explosion-proof performance
5.5 Recommended Scenarios
Application scenarios:
ordinary residential entrance doors, villa entrance doors, high-end apartment entrance doors, commercial places, confidential warehouses, courtyard entrances
5.6 Daily maintenance of stainless steel doors
(1) Cleaning methods
·You can use a soft cloth dipped in water or neutral detergent to wipe, do not use ordinary soap and laundry detergent, and do not use high-strength acid and alkali cleaners such as stain removers and toilet cleaners
·When cleaning surface stains (such as fingerprints), you can use a soft cloth to wipe them after moistening them with air
·If wiping with a damp cloth, it should be thoroughly dried with a dry cloth in a timely manner, otherwise watermarks will be left behind
(2) Attention to use
·Keep the board surface clean and prevent excessive accumulation of dust and dirt on the board surface
·When oily substances or daily cleaning agents remain, wipe with a soft and clean cloth, and then wash with neutral detergent or specialized cleaning agent
·Prohibit the use of acidic and alkaline detergents
(3) Seal maintenance
Sealing strips and glass adhesive seals are key structures to ensure door sealing and insulation. If they come off, they should be repaired or replaced in a timely manner.
5.7 Daily maintenance of cast aluminum doors
(1) Cleaning methods
·Do not use solvents, strong alkalis, or strong acids for scrubbing
·Soak neutral detergent into water to make a 5% solution, and use a soft cloth to wipe off the dirt on the surface of the aluminum material
·Wipe clean with clean water and remove moisture with a soft dry cloth
·Clean at least once every six months
(2) Post rain maintenance
After rainy days, wet areas should be wiped dry in a timely manner, paying special attention to wiping away accumulated water in the chute. After prolonged use, the friction of the chute increases. You can add a small amount of engine oil or apply a layer of wax oil.
(3) Regular inspection
Regularly check whether the door frame and panel are loose or deformed, and repair them in a timely manner. Regularly check the connection parts of the frame, tighten the bolts in a timely manner, and replace damaged parts
(4) Attention to use
·Avoid heavy objects hitting or scratching, keep the facade intact
·Avoid carving or scratching with sharp objects
·Do not apply too much force or open the door excessively when opening or closing it
·Avoid paint peeling and fading
6. Development Prospects
stainless steel Future development trends include:
·More emphasis on branding and personalization
·The demand for high-end customization continues to grow
·Intelligent function integration (such as smart locks)
·Environmental protection and energy-saving process upgrade
There are two major trends in the cast aluminum door market in 2026:
1. The demand for high-end customization has surged: users of villas and self built houses pay more attention to the design and overall texture of the door body
2. The rise of direct sales model from source factories: reducing intermediate links and improving cost-effectiveness
7. Overall Industry Outlook
With the continuous promotion of consumption upgrading and people's increasing demand for living quality, the high-end household door market will maintain stable growth. Stainless steel doors, with their excellent cost-effectiveness and reliable protective performance, will continue to dominate the mass market. Cast aluminum doors continue to expand their market share in the high-end market due to their excellent quality, luxurious visual effects, and strong customization capabilities.
The two major categories will continue to focus on technological innovation, process upgrades, intelligent integration, and other aspects to provide users with safer, more beautiful, and intelligent home door products.
Rooted in Foshan this industrial fertile land, the company has a considerable scale of its own processing plant. From the spacious and bright
standardised workshop to the advanced and precise production equipment, everything is available. Raw material warehousing, processing process
monitoring, finished product factory inspection, each link is clearly organised, so that the production efficiency steadily climbed, but also for product quality to build a solid foundation.
Talent is the core driving force of the company. Personnel of different age groups and different technical expertise are perfectly matched.
Quality is the bottom line that the company will never compromise. Starting from the strict screening of raw materials, each batch of materials has gone through multiple testing processes; in the production process, inspection, sampling, finished product inspection layers of checks, without letting go of the slightest flaw; finished products into the warehouse, simulating all kinds of extreme use scenarios to carry out durability and safety tests.
Well aware of the ever-changing consumer preferences, the company has set up a keen design and development team to focus on capturing global trends. We can satisfy customers of all ages in their pursuit of beauty and individual expression.
The company's service is more than pre-sales, after-sales is the most important.
Rooted in Foshan City, Foshan City, Leyuan zhi Jia Door Industry Co., Ltd. is carrying the quality, innovation and service of the persistence, striding towards a broader future.Leyuan Zhijia Door Industry Co., Ltd. is located in Foshan, Guangdong, the capital of aluminum materials in China. Foshan, as the birthplace of Chinese civil aluminum profiles, has formed a complete aluminum door and window industry ecosystem covering melting, extrusion, green treatment, door and window research and development, high-end customization, and supporting services after decades of industrial accumulation. By 2025, the aluminum doors and windows industry cluster in Nanhai District will gather 165 core enterprises, with a total output value of 31.256 billion yuan, 38 specialized and innovative enterprises, 6 specialized and innovative "little giants", and 4 manufacturing industry champions. 90% of the top aluminum doors and windows brands in the country come from Foshan.
Leyuan Zhi Jia Door relies on Foshan's strong foundation in the aluminum profile industry and comprehensive advantages in the home furnishing industry. Adhering to the persistent commitment to quality, innovation, and service, it steadily moves towards a broader future. The company has established a complete system in product research and development, production technology, quality control, and other aspects by leveraging the industrial cluster effect of Foshan as the "number one aluminum town in China". It is committed to providing high-end cast aluminum household door solutions for global users.
Leyuan Zhi Jia Door always adheres to three core values - quality is the foundation of our existence, and every process from raw material procurement to finished product delivery is strictly controlled; Innovation is the source of development, and continuous investment in process research and design innovation; Service is the wing of a brand, providing customers with a full chain service guarantee from measurement, design, production to installation and after-sales.
Beyond structural integrity, the visual appeal lies in the intricate dance between light and shadow on the metal surface. Our design philosophy embraces the "American Light Luxury" ethos, which favors clean lines, elegant proportions, and just the right amount of ornamental detail. Using state-of-the-art CNC carving equipment guided by master artisans, complex patterns ranging from classical acanthus leaves to contemporary geometric motifs are meticulously etched into the aluminum. This is not simply a mechanical process; it is a craft. Following the carving, a multi-stage finishing process involving electrostatic powder coating and a fluorocarbon baking treatment ensures a finish that is not only visually stunning-available in a spectrum from deep antique bronzes to sleek satin blacks-but also incredibly durable against the harshest environmental elements, guaranteeing a fade-free, vibrant appearance for decades.
The most striking visual charm of cast aluminum doors lies in the interplay of light and shadow dance between the light and the metal surface. Leyuan Zhi Jia Door adopts high-precision three-dimensional precision carving technology, combined with CNC precision carving equipment and manual trimming by experienced craftsmen, to carve rich patterns from classical lotus leaf patterns to contemporary geometric patterns on the cast aluminum panel.
Fine carving techniques are divided into two categories: flat carving and relief carving
·Flat carving technique: CNC precision carving machine is used for fine carving, with smooth and delicate wiring, suitable for modern light luxury and minimalist style.
·Relief carving technique: Creating a three-dimensional effect through multi-level carving, with rich layers of patterns, suitable for European classical, New Chinese and other styles.
The precision carved cast aluminum door is made of original aluminum plate, which is carved and shaped into a high-temperature baked paint color, with delicate patterns and smooth hand feel.
Leyuan Zhi Jia Door offers a wide range of color options from deep antique bronze to fashionable satin black. Through multiple surface processes of electrostatic powder coating and fluorocarbon baking treatment, it ensures full color, delicate texture, and excellent UV resistance, without fading for decades.
The mainstream surface treatment processes include:
Fluorocarbon powder spraying: With stronger weather resistance, it can withstand harsh environments such as acid rain and salt spray, especially suitable for coastal or climate complex areas
Leyuan Zhi Jia Door's cast aluminum doors use high-grade aerospace grade aluminum alloy as the core raw material.
Core advantages of aerospace grade aluminum alloys:
·Excellent corrosion resistance: The dense oxide layer naturally formed on aluminum effectively resists corrosion
·Excellent deformation resistance: eliminate common warping and cracking problems of traditional steel wooden doors
·Balance of high strength and lightweight: With a density of only 2.7g/cm ³, it has excellent specific strength
Using patented bridge insulation technology, a dual insulation structure consisting of strip and injection molding is used to embed polyamide 66 and glass fiber composite insulation strips between aluminum alloy profiles, effectively blocking the path of heat conduction through the metal. The broken bridge structure allows for up to 5 profile cavities, and the dual channel insulation barrier effectively slows down air convection heat transfer, achieving excellent insulation and energy-saving effects
After vacuum casting, the cast aluminum panel enters the CNC high-precision engraving process. A large CNC engraving machine carves the patterns and textures required by customers on the panel according to the design drawings. The characteristics of precision carving techniques include:
·Smooth and delicate wiring, rich and layered patterns
·Supporting various styles such as New Chinese, European, and Modern Luxury
·Non standard customization based on pictures and samples, flexible adjustment of patterns and colors
Leyuan Zhi Jia Door has established a full process quality control system, with strict inspections at every step from raw material entry to finished product exit
·Raw material testing: Chemical composition and mechanical properties testing of aluminum ingots
·Casting inspection: inspection of appearance, size, and internal defects of castings
·Precision carving inspection: pattern accuracy and surface smoothness testing
·Coating testing: Film hardness (GB/T 6739), adhesion (GB/T 9286), weather resistance testing
·Finished product inspection: full inspection of dimensional deviation, appearance quality, opening and closing performance, and sealing performance
Cast aluminum doors are often referred to as "explosion-proof doors" due to their thick structure and excellent strength. The implementation of explosion-proof performance depends on:
·Thickened cast aluminum plate (8-10mm)
·Internally reinforced steel structure skeleton
·Multi point locking system (≥ 12 locking points)
·Solid aluminum+steel frame integrated molding
The cast aluminum door supports intelligent lock expansion and can be optionally equipped with:
·Fingerprint recognition
·3D facial recognition
·Visual intercom
·Remote App Control
·Adapt to smart home ecosystems such as Huawei, Mi Home, Graffiti, etc
The insulation performance of cast aluminum doors reaches level 7, with a heat transfer coefficient of K=1.8W/(M2· K), and some high-end products can be as low as K ≤ 1.5W/(M2· K). Excellent insulation performance can significantly reduce building energy consumption and meet the energy-saving requirements of green buildings.
The sound insulation performance of the cast aluminum door reaches level 4, with a spectral correction of 38 decibels. The heavy structure of the door leaf, combined with the honeycomb filling layer, and the surrounding sealing system, can achieve the effect of "library level silence when closing the door".
According to relevant standards, the product has passed the following comprehensive tests:
1. Appearance quality inspection
2. Dimensional deviation detection
3. Thickness detection of cast aluminum panels
4. Paint film hardness test
5. Adhesion test of paint film
6. Airtightness performance testing
7. Water tightness performance testing
8. Wind resistance performance testing
9. Thermal insulation performance testing
10. Testing of Airborne Sound Insulation Performance
11. Classification of Combustion Performance
12. Opening and closing force test
13. Repeated opening and closing durability test
14. Salt spray corrosion test
15. Anti destructive performance test
Leyuan Zhi Jia Door supports non-standard customization based on pictures and samples:
·Family Emblem: Integrating the Family Emblem into Door Design
·Corporate LOGO: Exclusive identifier for commercial spaces
·Hand drawn patterns: Personalized artistic creation
·Style customization: New Chinese style, light luxury European style, modern minimalism, etc
·Panel material: cast aluminum plate/copper aluminum composite plate
·Backboard material: cast aluminum plate/solid wood veneer/steel plate
·Glass configuration: tempered glass/privacy glass
·Hardware configuration: standard/high-end 3D heavy-duty hinges
·Lock configuration: mechanical lock/smart lock (fingerprint/face/remote app)
Application scenario: Comprehensive coverage from villas to commercial spaces
1.High end private residences
Cast aluminum doors are the preferred entrance for villas, mansions, and estate owners. Whether it's a modern minimalist villa, a classic American residence, or a new Chinese courtyard, a Leyuan Home aluminum door can enhance the narrative style of the entire building.
2. High end apartments and large flat floors
In the design of high-rise luxury homes and one elevator per household in cities, cast aluminum single door doors save space in the front hall, and sound insulation and thermal insulation improve living comfort.
3. High end commercial space
Cast aluminum doors have become the preferred choice for high-end office buildings and star rated hotels due to their luxurious appearance and excellent safety.
4 .Special Places
Aluminum doors provide high-level security protection in places such as banks, jewelry stores, museums, and corporate headquarters buildings.
5 .Courtyard and Wall Gates
The cast aluminum courtyard door is made of pure aluminum and molded in one go through high-tech technology. It can be combined with electric and induction systems to achieve intelligence.
In today's world, a door must do more than just look beautiful; it must be a fortress. Understanding this, we have engineered our entrance systems with a comprehensive, multi-layered security architecture. At the core of this defense is our advanced Multi-Lock Security System. When engaged, this sophisticated mechanism activates numerous hardened steel bolts that secure the door at multiple points along the frame, creating a virtually impenetrable seal against forced entry. The lockset area is further fortified with drill-resistant plates, and the hinges are equipped with non-removable pins and anti-lift devices. This meticulous attention to security details ensures that whether you are at home or away, your sanctuary remains truly safe.
Furthermore, recognizing the importance of environmental comfort, these doors are designed to be exceptional performers in both thermal insulation and acoustic dampening. The door panels are filled with high-density polyurethane foam, acting as a barrier that significantly reduces heat transfer, thereby contributing to lower energy costs. For those living in bustling urban environments or near busy streets, the superior soundproofing capabilities are a revelation. Coupled with full-perimeter, automotive-grade rubber seals, the door effectively blocks out traffic noise, wind, and dust, ensuring that the interior of your home remains a tranquil and serene haven.
Finally, we acknowledge that every home is a personal statement. Therefore, flexibility and customization are paramount. Our team works closely with clients, architects, and designers to tailor every aspect of the door-from bespoke dimensions and custom grille patterns to the selection of elegant tempered or privacy glass inserts and premium hardware finishes. Whether gracing the entrance of a modern minimalist villa, a classic suburban residence, or a high-end commercial space, a Leyuan Zhijia door doesn't just mark an entryway; it elevates the entire architectural narrative, promising enduring beauty and steadfast protection for years to come.
){kind=link}