Direct Manufacturing Catalog
OEM Custom Aluminium Double Swing Door Systems
Explore our specialized double swing door series designed for commercial entrances, high-traffic cleanrooms, luxury villas, hospitality resorts, and architectural projects.
Soundproof Double Glass Aluminum Casement Door Aluminium Swing Door for Hospital House Use
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Modern Aluminum French Double Swing Doors with Arched Design for Living Room, Balcony, Hotel and Restaurant
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Factory-direct Heavy-duty Floor Spring Swing Double Doors (thickened Aluminum Alloy) Postmodern Design Hunan Origin for Shops
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Double Swing Traffic Door Aluminum Frame Steel Door
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Factory Customized European Style Aluminum Art Gate, Villa Courtyard Aluminum Alloy Door, Aluminum Art Double Swing Door
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Modern Luxury Double Glass Swing Door Waterproof Aluminium Bathroom Door
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Wholesale New Design Double Glazed Aluminum Traffic Door with Anti-Collision Stainless Steel Impact Plate Swing Industrial Door
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Engineering Whitepaper
Technical Architecture of OEM Aluminium Double Swing Doors
In modern architectural engineering, Aluminium Double Swing Doors represent the crucial intersection between structural envelope integrity, high-density foot traffic management, and elevated aesthetic design. As a specialized original equipment manufacturer (OEM) based in Foshan, China, KARON Window & Door Co., Ltd. approaches double swing door fabrication through rigorous metallurgical selection, thermal break barrier engineering, and advanced hardware synchronization.
Unlike standard single casement doors, double swing systems (often referred to as French doors or double traffic doors) must manage dynamic mechanical loads across a central meeting stile. Without precision-extruded aluminum alloy frames and multi-point perimeter compression seals, double swing configurations can suffer from air infiltration, water ingress, and structural sagging over extended operational cycles.
6063-T5/T6 Extrusion Alloys
We utilize prime-grade 6063-T5 or T6 architectural aluminum extrusions with wall thicknesses ranging from 2.0mm to 3.0mm, ensuring high tensile strength and wind-load resistance exceeding 5000 Pa.
PA66 GF25 Thermal Barriers
Integrated 24mm to 34mm Polyamide (PA66 GF25) thermal break strips physically isolate exterior cold/heat from interior environments, driving thermal U-factors down to 1.3 W/m²K.
Certified Glazing Units
Equipped with SGCC & CE EN 12150 certified double or triple insulated tempered glass (e.g., 6mm Low-E + 12Ar + 6mm Clear) or laminated acoustic glass for sound reduction up to STC 42 dB.
Comprehensive Technical Specifications Matrix
| Performance Parameter | Commercial Heavy-Duty Double Swing | Hospital & Traffic Double Swing | Architectural French Double Swing |
|---|---|---|---|
| Frame Wall Thickness | 2.0mm – 3.0mm Heavy Extrusion | 2.0mm Reinforced Steel-Alu Core | 1.8mm – 2.2mm Thermal Profile |
| Thermal Insulation (U-Factor) | 1.6 – 2.0 W/m²K | N/A (Interior) / 2.2 W/m²K | 1.2 – 1.5 W/m²K (Low-E Double IGU) |
| Acoustic Rating (STC) | 35 – 38 dB | 38 – 42 dB (Acoustic Glass) | 36 – 40 dB |
| Hardware & Hinge System | Concealed Floor Spring / Heavy Duty Pivot | Anti-Collision 360° Double Swing Hinge | German Siegenia / Hoppe 3D Hinges |
| Surface Treatment | Qualicoat Powder Coating / Anodized | Medical Antibacterial Powder Coating | Wood Grain Thermal Transfer / PVDF |
| Water Tightness (Pa) | Class 9A (600 Pa) | Class 5A (200 Pa) | Class E900 (900 Pa) |
Product Typology & Segmentation
Deep-Dive Classification of Aluminium Double Swing Systems
Engineered to satisfy specific operational requirements across medical, hospitality, commercial retail, and ultra-luxury residential sectors.
Category 01
Commercial & Industrial Double Traffic Doors
Designed for high-throughput environments such as commercial kitchens, hospital corridors, pharmaceutical logistics hubs, and retail stockrooms. These doors incorporate 180-degree double action spring hinges allowing hands-free push opening from either side.
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✓Anti-Collision Stainless Steel Kick Plates: Heavy-gauge 304 stainless steel impact plates protect the bottom frame against carts, gurneys, and pallet jacks.
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✓Medical-Grade Antibacterial Coating: Optional silver-ion infused powder coating prevents surface pathogen growth in healthcare installations.
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✓Safety Observation Windows: Integrated double-glazed tempered vision panels ensure clear line-of-sight to avoid collisions in fast-moving traffic zones.
Category 02
Architectural French & Arched Double Swing Doors
Bringing timeless elegance to modern villas, hotel suites, luxury restaurants, and high-end residential balconies. Combining classic arched geometries with advanced thermal break aluminum profiles.
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✓Ultra-Slim Sightline Profiles: Narrow frame profiles maximize natural daylighting while maintaining superior structural rigidity against wind forces.
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✓Custom Arch & Geometric Bending: Precision CNC profile bending achieves perfect semi-circular or Gothic arched headers matched to architectural blueprints.
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✓Multi-Point Lock Security: High-security shoot-bolt locking mechanisms engage at multiple frame points to defeat forced entry attempts.
Category 03
Storefront Heavy-Duty Floor Spring Double Doors
Engineered specifically for boutique shops, shopping malls, office building lobbies, and commercial storefronts. Built with heavy-walled extrusions and concealed hydraulic floor pivots.
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✓Concealed Hydraulic Floor Springs: Oil-dampened German or Japanese floor pivots allow smooth self-closing action with 90-degree hold-open functions.
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✓Thickened Frame Sections: 3.0mm structural alloy corner-crimped joints engineered for continuous high-frequency opening cycles without sagging.
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✓Architectural Finishes: Available in anodized champagne bronze, matte black powder coating, or realistic wood-grain heat-transfer finishes.
Market Intelligence & Sourcing Forecast
Future Procurement Trends in Architectural Aluminium Doors
How decarbonization, energy codes, and smart building integration are transforming global supply chain specifications.
1. Decarbonization & Low-Carbon Aluminum
Global energy regulations (such as EU Green Deal and US Energy Star 7.0) mandate lower carbon intensity. B2B buyers are increasingly requiring secondary recycled aluminum billets (REACH/RoHS verified) and thermal profiles achieving overall U-factors under 1.4 W/m²K.
2. Smart Access & Motorized Concealed Pivots
The integration of smart IoT access systems into double swing doors is rapidly rising. Sourcing specs now frequently include hidden electrical transfer hinges, biometric fingerprint handles, magnetic locks, and automated motor operators linked to building management systems (BMS).
3. Extreme Weather & Coastal Resilience
Due to severe climate events, coastal developers require enhanced wind-load performance (NFRC/ASTM testing) and Qualicoat Seaside certified powder coatings to eliminate salt-spray filiform corrosion on coastal villa doors.
Why Partner With KARON
Foshan's Premier Custom Aluminium Door Manufacturer
Operating from a 10,000 m² standardized manufacturing plant in Songxia Industrial Park, Nanhai District, Foshan, Karon Window & Door Co., Ltd. brings over 15 years of OEM/ODM fabrication excellence to the global architectural fenestration market.
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✓Full-Process In-House Manufacturing: Precision extrusion processing, CNC milling, automatic corner-crimping, silicone sealing, and pre-shipment trial assembly under ISO 9001 quality management.
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✓Global Regulatory Compliance: Certified testing portfolio including CE (EN 12150), US SGCC safety glazing, Australia AS 2208, NZ AS/NZS 2208, Thailand TISI, and Malaysia CIDB PPS certification.
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✓Bespoke Architectural Engineering: Customized CAD shop drawings, BIM model creation, hardware customization (DORMA, Hoppe, Siegenia, Kin Long), and custom color matching.
Buyer Sourcing Guide
Frequently Asked Sourcing & Technical Questions
Essential guidance for commercial buyers, developers, architects, and importers ordering custom aluminium double swing doors from China.
What is the standard production lead time for custom OEM aluminium double swing doors? +
Standard production lead time is 25 to 35 days following final CAD drawing approval and deposit receipt. For specialized finishes (such as custom PVDF colors or rare wood-grain transfers) or large-scale commercial project volumes (over 5,000 m²), lead times are scheduled in batches according to project erection timelines.
How does KARON ensure water-tightness and seal integrity on double swing doors? +
Double swing doors feature a central overlapping astragal stile equipped with continuous triple EPDM weatherstripping gaskets. In addition, we utilize concealed drop-down bottom automatic acoustic seals and stepped threshold drainage channels to prevent water penetration even under 600 Pa wind-driven rain pressures.
Can double swing doors be customized to fit specific architectural opening sizes? +
Yes. As an OEM manufacturer, 100% of our production is engineered to client specification drawings. We fabricate custom width and height dimensions, including oversized commercial double doors up to 3000mm in height per leaf, supported by heavy-duty floor springs or reinforced pivot hinges.
What glass configurations are available for acoustic and thermal compliance? +
We supply a wide range of insulated glass units (IGU), including double glazed (5mm+12Ar+5mm), triple glazed, laminated soundproof glass (5mm+0.76PVB+5mm), and smart switchable privacy glass. All safety glazing carries certified compliance marks (US SGCC, EU CE EN 12150, Australia AS 2208).
How are products packaged to prevent damage during ocean container transport? +
Each door frame and panel undergoes a 5-layer protective packing protocol: 1) Protective scratch film on aluminum profiles, 2) Corner guard protectors, 3) Bubble wrap cushioning, 4) Heavy-duty corrugated cardboard casing, and 5) Fully sealed fumigated wooden crates or steel transport racks for FCL/LCL ocean freight.
Does KARON provide sample fabrication and shop drawing review before mass manufacturing? +
Yes. Our in-house facade engineering team prepares detailed 2D CAD shop drawings and 3D cross-sectional details for client approval prior to extrusion cutting. We also offer physical corner sample kits and full-size prototype sample doors upon request.
Ready to Request an OEM Specification & Price Quote?
Send your project blueprints, door schedules, or performance requirements directly to our engineering team in Foshan. We deliver detailed quotations within 24 hours.
