1.Capacity:5ml-100L 2.Usable materials:PE,PP,PC,PS,TPU,PVC 3. ... has been specializing in research & development of automatic blow moulding machines and plastic extruders. Now Onetong has total three factories ... high grade plastifying processing, coloring, printing, extrusion mould, hollow blow moulding techniques, mechanical engineering, pneumatic & hydraulic technology, automatic control technology ...