1.Plastic drum,contianer with two lids 2.Material:HDPE 3 ... height: 900mm 7.Seal liquid test:Put the sealed barrel with liquid upside down or tap,the seal is at ... 8.The standard specifies blow-moulding technology requirements of the barrel, test methods and the rules and symbols, packaging, transporting ... molding machine,and this type of blow molding barrel is mainly used for solids or chemical products.