... , high products efficiency, GWB Series Mixing Machine GWB-155Z/180Z series maxing machine is easy and convenient on installation and ... , mixing round, grinding, finally spreads the materials onto ground. This machine uses intermediate gear transmission, so it is easy to maintain ... etc. Main Specifications of GWB-Z/SC Series Mixing Machine ModelGWB-155ZGWB-180ZGWB-170SCMatched power (HP)50-5565-7565- ...