EN1935 Zinc Alloy Fire-Rated 3D Adjusting Invisible Door Hinge is a premium hardware solution specifically engineered for apartment buildings. Featuring an innovative concealed design, it remains entirely invisible when the door is closed, maintaining a clean and aesthetically pleasing space. Its core functionality includes a three-dimensional precision adjustment system, enabling post-installation fine-tuning of the door leaf in vertical, horizontal, and depth directions to ensure perfect alignment. Certified to EN1935 standards through 200,000-cycle testing, it guarantees long-term reliability. This Adjusting Invisible Door Hinge also delivers exceptional fire resistance, certified to EN1634 for 132 minutes of fire protection, making it the ideal choice for contemporary apartment buildings. For further information, please contact us.
Product Overview
| Product name | Zinc Alloy 3D Adjusting Invisible Door Hinge for Apartment Building-DDCH008-G80 |
| Product Model | DDCH008-G80 |
| Certification | EN1935 200,00 cycles test, EN1634 fire rated 132mins, EN1670 corrosion resistance 48 hours |
| Material | Zinc Alloy Body, Aluminium Alloy Connecting Strip, SS/Plastic Cover |
| Finish | Silver Painted , Black Painted , Golden Painted |
| Color | Silver, Black, Golden |
| Suitable for | Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door ,Folding Door etc. |
| MOQ | 500 Pieces |
| Package | One pair/white box or color box or Blister card in Standard export carton |
| Sample time | 5-7 working days |
| Production lead time | 30-35 days |
| Shipping Port | Jiangmen , China / Shenzhen , China . |
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Technical Specifications
1. Product Dimensions and Weight
Standard dimensions are 28x177mm, specifically designed for apartment interior doors. Each hinge supports up to 80kg, ensuring suitability for various door types. Precisely calculated weight distribution guarantees structural strength while facilitating installation and adjustment, meeting stringent hardware requirements for apartment projects.
2. Material Composition
The hinge body is cast from high-strength zinc alloy, delivering superior mechanical properties. The connecting plate utilises aerospace-grade aluminium alloy, guaranteeing lightweight construction and stability. The surface is covered with a 304 stainless steel cover plate, enhancing overall durability and corrosion resistance.
3. Certification Standards
Passed the EN1935 certification 200,000-cycle test, ensuring an exceptionally long service life. EN1634 fire certification provides 132 minutes of fire protection. EN1670 corrosion resistance certification passed the 48-hour salt spray test, guaranteeing product reliability.
4. Surface Finish
Features a dual-tone design with a matte black body and silver cover plate, combining aesthetics with functionality. The surface undergoes multi-layer electroplating: a nickel base layer followed by a top-coat finish, ensuring outstanding corrosion resistance.
Product Features and Advantages
1. Concealed Aesthetic Design
This Adjusting Invisible Door Hinge employs a fully concealed structure, leaving no visible trace when the door is closed to maintain spatial tidiness and visual appeal. Precision machining ensures seamless integration with the door leaf, elevating overall decorative quality.
2. Precise Three-Dimensional Adjustment
The innovative three-dimensional adjustment system allows ±2mm vertical adjustment, ±1.5mm horizontal adjustment, and ±1.2mm depth adjustment. Installers can achieve precise adjustments without removing the door, significantly reducing installation time.
3. Superior Fire Resistance
Certified to EN1634 with a 132-minute fire rating, the integrated fire-resistant expansion seal automatically expands under high temperatures. This effectively blocks the spread of flames and smoke, providing enhanced safety for apartment dwellers.
4. Exceptional Corrosion Resistance
Certified to the highest corrosion resistance standard EN1670, with no signs of corrosion after 48 hours of salt spray testing. Special surface treatment ensures rust-free performance in humid environments over extended periods.
5. Exceptional Service Life
Certified to EN1935 with 200,000 cycle tests, equivalent to over 25 years of daily use. Features a self-lubricating bearing system requiring no routine maintenance, significantly reducing long-term operational costs.
Simplified Installation and Maintenance
Equipped with dedicated installation templates and adjustment tools, enabling swift installation and commissioning by technicians. Its unique structural design facilitates straightforward routine maintenance, lowering subsequent servicing costs.
Application Scenarios
1. Premium Apartment Developments
Modern apartments prioritise spatial aesthetics and functionality. This Adjusting Invisible Door Hinge's concealed design preserves interior décor integrity while meeting fire safety regulations. Its precision adjustment function ensures long-term trouble-free operation, making it an ideal choice for premium residential developments.
2. Serviced Apartments
Serviced apartments demand both aesthetic appeal and durability. This product has undergone 200,000-cycle endurance testing, demonstrating excellent fire resistance and corrosion protection. Its concealed design enhances spatial quality while reducing maintenance requirements and operational costs.
3. Serviced Apartments
Serviced apartments place stringent demands on hardware reliability. This Adjusting Invisible Door Hinge's three-dimensional adjustment capability compensates for building settlement, maintaining door functionality. Its exceptionally long service life ensures stable, long-term operation while reducing maintenance and replacement frequency.
Customer Value
1. Reduced Total Cost of Ownership
The Adjusting Invisible Door Hinge's extended lifespan and maintenance-free characteristics significantly lower long-term project costs. Its standardised design facilitates bulk installation, improving construction efficiency and shortening project timelines.
2. Enhanced Project Quality
The product holds multiple international certifications, guaranteeing construction meets the highest standards. Its concealed design elevates project aesthetics, while precise adjustment capabilities ensure installation accuracy, showcasing professional craftsmanship.
3. Strengthened Product Competitiveness
Incorporating this Adjusting Invisible Door Hinge enhances overall project quality and market competitiveness. Its reliable performance and elegant design become key selling points, helping clients achieve superior return on investment.
The Stainless Steel Euro Door Hinge that we offer are tested to the most stringent international industry standards, including BS EN, CE, UL, ANSI and BHMA, Suitable for Education, Healthcare, Hospitality, Residential and Commercial applications.
More door hardware items include:
1.Door Hinge- UL 10C R38013 & BHMA/ANSI Grade1/2 & CE EN1935 Grade 13
2.Concealed Hinge- BS EN1935, EN1634 Fire Rated
3.Door Lock - CE EN12209 UKCA Fire Rated & UL 10C R40901
4. Door Handle- BS EN 1906 Grade 4, EN1634 Fire Rated
5. Panic Exit Device- UL 10C R40486 & UL305 SA45817 & CE EN1125
6. Door Closer – CE BS EN 1154 & UL 10C R40717
7. Lock Cylinder-BS EN1303, EN1634 Fire Rated
8. Door Viewer - UL Listed UL 10C Fire Rated R41286
9. Glass Hardware / Bathroom Hardware / Barn Door Hardware
Contact:
David Jian
Mobile:+86-139 2903 7292ADD: 12th Floor, Building 2, No.898, KeChuang Technical Zone, Jiangmen Avenue, Pengjiang District, Jiangmen City, Guangdong, China (Postcode:529000)
Https://www.danddhardware.com