breather roof underlay film home product categories breather housewrap film composite nonwoven fabric pp nonwoven fabric roof underlay film vapor barrier film company profile company introduction company news photo gallery quality control contacts home > products > roof underlay film >polyethylene polypropylene...
/pp woven bags are mainly made ofpolypropylene pellets by extruding(extrusion), drawing and circular weaving. its load-bearing range is between . kg- kg, product process including pe liner/m side gusset/punching handles/stitching handles/zipper and top sewn with cord. for printing offset printing (relief...