Zhengzhou Batte Melt Pump Co.,Ltd is the biggest manufacturer of melt pump,gear pump and metering pump in China. We design, manufacture and sale our products together. Now there are tens of thousands of melt pumps, gear pumps and metering pumps in operation for the extrusion lines all over the world, and the amount is increased by one thousand sets per year. Batte pumps are widely used in plastic, resin and rubber extrusion. For example, plastic extrusion machineries for PA, PP, PS, PE, PVC, PC ...