国产水多毛多露脸对白淫荡_日韩熟妇人妻无码精品_免费无码片大黄在线观看_精品精品国产高清A级毛片3d_日韩AV无码亚洲A∨无码_亚洲V无码成人精品区在线播放

滌綸

      該品種采用滌綸纖維在滌綸基布上針刺而成,并采用燒毛壓光、定型等后整理工藝,濾料具有空隙率高、耐磨、耐折、透氣性好等優(yōu)點(diǎn),是目前被廣泛使用的一種常溫過濾材料。

      Polyester needle punched felt is made from ployester fabric by needle punch,and treat with singeing, calendering stereotypes process.This material has good friction resostamce, highprosity,good twist resietance,good air permeability.It is a kind of wildly applied normal temerature filter material.


點(diǎn)擊這里給我發(fā)消息 點(diǎn)擊這里給我發(fā)消息 點(diǎn)擊這里給我發(fā)消息