BRIEF INTRODUCTION:Soundproof door is to prevent external noise into buildings and buildings within the high-noise outgoing out of a noise reduction measures, through the specially designed and manufactured installation of building insulation components.The soundproof door is made of stainless steel plate with high precision. The sound insulation material is filled in the cavity of the door (the glass cloth is made of ultra-fine glass wool or rock wool or honeycomb paper base). The bulk density of the soundproof material is controlled between 50 ? 100kg / M3. The door is sealed with rubber aro
Special Customized Acoustical Function Cinima Acoustical Soft Surface Door Stainless Door