Fire insulation door manufacturers

Soundproof doors | acoustic doors | door silencers | silencers doors | silent doors | Quiet door | Power room soundproof doors | Electrical room soundproof doors | room soundproof doors | industrial soundproof doors | soundproofed studio door | KTV soundproof doors | Hotels soundproof doors | Bar soundproof doors | conference room acoustic doors | theaters acoustic doors | Cinema acoustic doors 1, soundproof doors in all walls 1.2mm thick cold rolled steel in GB. 2, the outer surface of the steel wall soundproof doors degreasing, phosphate, spray (Color customer choice) 3, the inner wall of the choice of soundproof doors 8 cm crest absorbent cotton. 4, soundproof door soundproof wall sandwich selection board. 5, the choice of multi-standard density laminated wall fire, environmental sound-absorbing cotton, MDF, damping plate. 6, every speaker uses steam-driven Opener, after leaving the box 50MM hole diameter of signal transfer. Soundproof door according to "Industrial Enterprise Noise Control Design standards" to soundproof door design requirements, its insulation ability, high strength, and in order to prevent vibration insulation board, take a special anti-vibration handle, greatly improving the compartment sound effect. Uses: Suitable for industrial plants and auxiliary buildings or civil conditions have considerable sound insulation requirements. Sound insulation index la≥30dB door, when noise index la> 45dB, should adopt special soundproof door. Features: First, the use of multi-layer composite, special insulation structure, and can withstand high temperatures and aerodynamic load, divided into single, double fan and sliding doors, and with a viewing window, reliable sealing, open and flexible. Second, the special acoustic doors, mainly used for various laboratory exhaust passage. Third, to provide complete sets of products (including frames, doors) and responsible for the technical supervision of installation and commissioning. Fourth, civil construction should be set embedded parts, but also according to customer requirements, a separate design.