ZJ series impeller, advantage of reliable product quality, reasonable price Feature: Shijiazhuang Tech-macro Pump Industry Co,.ltd is a professional pump manufacturer. our products have advantage of reliable product quality, reasonable price, short delivery, etc.We can provide slurry pump&pump parts. ZJ series impellerMaterial: A49, A 33, A31, A05, etc.Discharge: 50 ~ 300 mm