... , damping stitched mat glassfiber1. producingGlass fibre stitched mat is made from fiberglass strands chopped to cut in fixing ... , fluffing, needling to make to end product. It is ceaselessly sewn by thousands of stitched.2. featureLong time ... industry etc, especially industry filter material in domestic. It is used in car internal decorate, sound absorption, heat insulation, damping, antiflaming ...