Glass Polyester Fiber Board Sheet 8mm 9mm

School Acoustic Backing Board 8/9mm Acoustic Panel 100% Polyester Acoustic Panel

Safety
The safety of polyester fiber sound-absorbing board is shown in two aspects, on the one hand, the excellent mechanical properties of the material, light weight, impact damage will not be like some brittle materials such as perforated gypsum board and cement fiber pressurized board to produce fragments or pieces of the risk of falling. On the other hand, the release of harmful substances, tested by the relevant state departments, the formaldehyde emission standard requires ≤ 1.5 p.p.m. / 1, the test result is 0.05 p.p.m. / 1. It meets the national standard GB18580-2001 E1 level requirements, in line with the direct use of personnel work area.