1.Five-layer Construction Formwork Line 1.low cost, light weight 3.long service life 4.easy operation PE,PP&Fiberglass Mesh Five ... Layers Construction Formwork LineThis template is made of PE ,fly ash, calcium carbonate and other fillers which can replace ... , continuous use 15 -30 times, Waste material can re-use. PE plastic building templates extrusion unit consists of single screw plastic ...