... 3optimizes designing 4.accurately process Our company chooses best mould materials,strictly complies with processing technology,optimizes designing, ... mouthDiameter 10mm-280mm6Mode of mouldsingle layer type,single layer rotation type,multi-layer co-extrusion compounding type,multi- ... layer co-extrusion compounding rotation type film blowing moulds,PE,PVC,PPR,UHMWPE ...