Automatic plastic blow molding machine High speed:4000-5500 bottles/hour,Max:2.0L,4 Cavity. Automatic plastic blow molding machineZQ-R Series is the most stable two-step fully automatic pet stretch blow molding machine. It has four cavities and the maximum capacity of the products is 2.0L. It can blow bottles in shapes: carbonated, mineral, pesticide, cosmetics, wide-mouth, hot filling, and other ...