... , blow molding machine HY-Y semi-automatic blowing machine PET bottle blowing machine, 5 gallon moulding machine, blow molding machineHY-Y ... pressure, in order to blow up the preform into request bottle shape2. Air filterit is to clear up the impurities out ... 3 gallon PET preform, 5 and 3 gallon bottle's caps, handles. PET bottle blowing machine, 5 gallon moulding machine, blow molding ...