... chemistry 2.steel factory 3.metallurgy 4.cement,etc Fiberglass needle punched felt Has high temperature resistance(240-260),low price ... ,steel factory,metallurgy,cement,etc.Features:Product name:fibergalss needle punched feltMaterial: glass fiberScrim:fibergalss woven clothWeight: 800gsm Thickness ... : PTFE dip forming process, calendering,heat settingpacking:polybag Fiberglass needle punched felt