KEYI-4-26-7-Precision-carved armored door
Created on：2025-04-11 09:18
- Facade material: 4mm thick high-pressure precision-cast aluminum plate
- Color: Red
- Door leaf thickness: 9 cm
- All-aluminum frame structure
- Thermal insulation and soundproofing material: All-water and fluorine-free polyurethane foam
- Lockset: 12-lock-point stainless steel security lock cylinder + fully automatic motor lock
- Hinge: Customized solid stainless steel
- Air tightness: Four-dimensional and four-degree aviation airtight system
- Anti-theft level: Class A according to national standards
- Some parameters:
- It takes more than 30 minutes to open the door by violently damaging the lockset.
- It takes more than 30 minutes to open the door by violently damaging the hinge.
- It takes more than 30 minutes to open the door by making a 615-square-centimeter opening on the door leaf violently.
- Thermal insulation performance: Grade 7, heat transfer coefficient K = 1.8w/(㎡xk)
- Sound insulation performance: Grade 4, spectrum correction amount 38 dB
