Auto Line Full Automatic 4 Gallon Bucket Blower Machine Zhejiang Tengmei Industry and Trade Co., Ltd Base Info Description Cooling systemSummarizeSeparate cooling system of mould, barrel and oil system Cooling mediumWater Water flow90L/min Water pressure0.3-0.6MPa Pre:4 Gallon Bucket HDPE High Quality Extrusion Blow Molding Machine Next:Energy Saving 4 Gallon Bucket Blow Moulding Machine