ps foam sheet extruding machine: 1. good quality with ISO9001:2000 2. ... design Product Description: Plastic extruder adopts Gentian type double-stage series high foam technology.The raw material is general polystyrene ... hauling off,it is winding to finished ps foam sheet rolls,After vacuum forming system,the finished ... tray,cake tray,KT board,instant noodle bowl,foam tray etc.It is widely used in the ...