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01Multi-Layer Armored Engineering for Maximum Anti-Theft DefenseBuilt for maximum structural defense, the door core combines $5\text{mm}+5\text{mm}$ dual aviation aluminum panels with a rigid 12mm OSB rear core. This multi-layer reinforcement provides exceptional resistance against forced entry and mechanical impacts, achieving an elite high-safety rating.
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02Master-Class Carved Aviation Aluminum Front FacadeThe exterior face features heavy $5\text{mm}+5\text{mm}$ aerospace-grade aluminum sheets finished with exquisite architectural carvings. Coated with premium industrial powder coating, it delivers an American luxury design style that resists fading, rust, and salt-air corrosion.
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03Premium Polyurethane & EPDM Insulation for Thermal EfficiencyPacked with an advanced polyurethane foam board filler and wrapped in high-grade EPDM rubber sealing strips. This design ensures high thermal insulation, eliminates external drafts, and cuts street noise down to a whisper, preserving quiet indoor comfort.
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04Heavy-Duty 304 Stainless Steel Lower Gear System to Prevent SaggingTo support the immense weight of an oversized grand security door, the bottom spindle and lower gear layout utilize a high-tensile 304 stainless steel and aluminum alloy matrix. This ensures frictionless, balanced push-and-pull pivot rotation for decades without sagging.
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05Smart Lock Integration & Flexible 1-Set MOQ SourcingSpecifically pre-engineered to seamlessly support modern biometric and digital smart locks for keyless security. With an ultra-flexible MOQ of just 1 set, customized engineering designs, and over 5 years of warranty, it is the perfect solution for both bespoke villas and volume hotel projects.
| Specification | Details |
| Product Type | Heavy-Duty Exterior Security Front Entry Door (Pivot System) |
| Series Name | Security Front Entry Door Series |
| Brand Name | DERCHI |
| Main Material | Architectural Steel / Heavy-Duty Aluminum Alloy Matrix |
| Front Panel | 5mm + 5mm Aviation Aluminum Panels covered with premium carvings |
| Rear Panel | 12mm Oriented Strand Board (OSB) structural support |
| Core Filler | High-Density Polyurethane Foam Board (Elite Insulation & Soundproofing) |
| Lower Gear Base | 304 Stainless Steel + Aluminum Alloy Sheet |
| Sealing System | Premium EPDM Rubber Sealing Strip (Weather-tight & Draft-proof) |
| Opening Method | Pivot / Push and Pull Layout (Smooth high-load engineering) |
| Smart Lock Integration | Compatible with high-security Biometric / Digital Smart Lock systems |
| Key Features | Anti-Theft, High Safety, Severe Impact Resistant, Thermal Break |
| Surface Treatment | Powder Coated (Finished; Completely weather-resistant) |
| Color & Size | As Picture, Free Customized Architectural Colors & Sizing |
| Design Capabilities | Free Customized Designs / Full OEM & ODM Customization |
| Project Capability | Total Solution for Projects (CAD shop drawings, contract bidding) |
| Minimum Order (MOQ) | 1 Set (Sample or single custom villa orders fully accepted) |
| Place of Origin | Guangdong, China |
| Warranty / Service | More than 5 years / Dedicated Online Technical Support |
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Main Entrance Doors
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02
Grand Vestibules
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03
Modern Courtyards
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04
VIP Lounges
PACKING
FREQUENTLY ASKED QUESTIONS
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Q1: What makes a "Pivot Entrance Door" superior to a standard hinged entry front door?
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Q2: Can you explain the structural security layers of the DERCHI security front door?
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Q3: How does this main entrance door perform in terms of weatherproofing and temperature isolation?
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Q4: Do you supply the smart lock, or can we integrate our own electronic access systems?
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Q5: What are your customization limits for sizes, colors, and carved designs?
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Q6: What is the Minimum Order Quantity (MOQ) and your project support framework?














