5gallon bottle making machine one time performing unititemspecificationdiscription Extruding(Main extruding)Screw diameterĪ82mmSpecial exhaust screw for PCScrew L/D381 Material of screw and barrel 38CrMoALAPlasticizing capacity140KG/HrBased on PC materialExtruding methodOil motorLow speed, big pitch of strandFront-back adjustingYes Up-down adjustingYesChain and turbine running with oil ...