Soundproof Polyester Wall Board

Specifications 1 Acoustic Products

2 Material: Polyester

3 Panel Size:1220*2420

4 Acoustic NRC:0.75-0.95

5.Color Choice:Hundreds

Detail information of class room Polyester fibre acoustical products   1) Material:96kg/m3 density fiberglass wrapped by woven fabric.   2) Finish: we have more than 100 kinds of different fabric color for your choice.   3) Specification: According to customers' requirement. you give us your design, shape and size, we make it specially only for you.   4) Pattern: Flat faced with square or radiused corners, beveled, radiused or mitered edges.   Sound absorbtion performance of  class room Polyester fibre acoustical products           1,sound absorption property:NRC 0.75~1.1       The inside glass fiber is a acoustic material. Like other acoustic material, the polyester acoustic board's sound absorption coefficient increases with the sound frequency. polyester acoustic board sound absorption coeffecient can reach 0.75~1.1. polyester fabric ceiling panel is a sound deadening material of high performance.       2, Sound absorbing polyester acoustic board property       flame retardant polyester fabric  has excellent decorative effect. We offer you a wide range of colors in woven fabric for choice.       3,fireproof property:GB8624-1997 Class B1       4,security property:low formaldehyde emmission GB18580-2001 E1       Thanks to its excellent physical property, polyester fabric ceiling has no risk of falling and hurting people. Tested by National Research Center of Testing Techniques for Building Materials, the polyester fabric ciling's formaldehyde release quantity is less than 0.1 and complies with the E1 grade requirements of GB18580-2001 standard.       Application of class room Polyester fibre acoustical products       Public places or private life space: theaters, recording studio, television station, music hall, auditorium, stadium, large entertainment city, hotel, KTV, museum, library, banks, courts, multi-function hall, meeting rooms, business office, or advanced villa etc.