... design; 2.Efficient and extensive mini concrete mixer DescriptionJZC, JZM Series Concrete Mixer are gravity type double cone reversal material ... concrete factories.JZC, JZM Series Mixer is designed according to GB/T9142-2000 "Concrete Mixer Technology Conditions Of Design and ... move etc. Advantages. It is an advanced model.This series mixer including JZC250, 350, 500, 750,, and the JZM350 five ...