... .We mainly produce 200L-5000L blow molding machine,it includes one-three layers blow molding machine ranging from 1000L,2000L,3000L,to 5000L.These ... tray for forklift ,underground storage tank, tools kit ,multi-layer automobile tank and so on.II.Advantages about our machines ... of the hydraulic system, power saving effect is particularly significant;(2). The design of screw is more scientific , it can ...