CM-12 Semi-automatic blow molding machine is especially used to produce from 3 gallon to 5 gallon bottles and is widely used to produce any shapes of plastic bottles from PET with neck diameter from 15mm to 200mm.*Perfect function with economic investment.*Small size and compact construction with no space wasted.*Easy to operate and maintain, operated by one person.*Saving power and uneasy to worn out. *Adopting new double crank four bars to lock mould, the cross fixed.Providing high pressure blowing system.*We can provide preforms and various bottle&cap molds from 3 gallon to 5 gallon bottles to meet customer’s requirements.