Soundproof door Key points of production:
When making soundproof doors, apply it inside the door leaf core Ultra fine glass wool It shall be filled with silk or rock wool, but shall not be compacted tightly. It shall be kept soft to ensure its sound insulation effect. Gap between door leaf and door frame, application EPDM And other elastic materials are embedded in the groove on the door frame, and are stuck firmly. Ensure that the gap can be tightly tightened after the door leaf is closed.
The door leaf lap joint of double soundproof doors shall be made into double L-shaped joints. EPDM shall be set in the middle of lap joint. When the door leaf is closed, both sides of the lap joint will Sealing strip Squeeze tightly, and a 2mm wide gap shall be left between the door leaves. The exterior soundproof door should be wrapped with artificial leather. The rock cotton blanket shall be filled between the artificial leather and the door leaf, then the double-layer artificial leather shall be pressed on the surface of the door leaf regularly, and then the foam nail shall be used to nail it firmly. The surface of the artificial leather shall be wrapped tightly and stretched flat.
A 5mm wide gap shall be left between the bottom of the soundproof door leaf and the ground, and then the rubber sealing strip shall be nailed to the lower part of the door leaf with a full-length flat iron. The rubber sealing strip at the contact with the ground shall be extended by 5mm, and the gap between the rubber sealing strip and the ground shall be extended. yes waterproof Sound insulation required fire-proof door , door leaf can be fire-resistant Fiberboard Fabricate, and nail a 5mm thick Asbestos board And then fully wrapped with 26 # galvanized iron sheet, and the exposed door frame shall also be wrapped with galvanized iron sheet. Soundproof door hardware , should adapt to the function of the soundproof door, such as Hinge Silent hinges shall be selected.

Product description:

1. This atlas is applicable to industrial plants and auxiliary buildings with high noise (ventilation room, refrigerator room, air conditioning room, diesel generator room, printing workshop, etc.).

2. It is applicable to halls with high requirements for acoustic environment (auditorium, conference hall, lecture hall, cinema, gymnasium, studio, recording room, studio, etc.).

3. The size of the door opening is 900~3300 wide and 2100~3600 high.

4. Sound insulation: when no threshold is adopted, the sound insulation is ≤ 30dB; When threshold method is adopted, its sound insulation is ≤ 40dB.

5. Steel fireproof and soundproof doors are applicable to places with sound insulation requirements and fire protection requirements.