Stretch -proofing polyester needle felt

The utility model provides a stretch -proofing polyester needle felt. Its glass fiber layer for in the middle of using is pasted as the top and bottom of base cloth and is had the polyester staple fiber layer, the glass fiber one -tenth X -shape that the glass fiber layer adopted the diameter to be 10 mu m -20 mu m is woven and is formed, the glass fiber layer thickness is 0.9 mm - 1.2 mm, the glass fiber layer has high pull resistance, the polyester staple fiber layer adopts polyester staple fiber and dacron to have twist yarn surface menstruation heat to roll, singe or acupuncture felt that the coating was made, the micropore diameter is 1 mu m -2 mu m in the polyester staple fiber layer, can effectual filtration PM2.5, reduce the dust in the atmosphere. 种抗拉伸涤纶针刺毡。其为以中间的玻璃纤维层为基布的上下面粘贴有涤纶短纤维层，玻璃纤维层采用直径为10μm-20μm的玻璃纤维成交叉形编织而成的，玻璃纤维层厚度为0.9㎜-1.2㎜，玻璃纤维层具有高抗拉性，涤纶短纤维层采用涤纶短纤维与涤纶有捻纱表面经热轧、烧毛或涂层所制成的针刺毡，涤纶短纤维层中微孔直径为1μm-2μm，能够有效的过滤PM2.5，减少大气中的粉尘。