1,10 years gravel dredging pump producer 2,Flow:70-3600m3/hr ... :2.2-55 KW f) Working temperature:Max ,200°C g) Material: cast iron, stainless steelAdvantages: High efficiency, wear resistant, wide ... main type of gravel pump 6/4D-G , 8/6E-G , 10/8F-G , 10/8S-G , 12/10G-G , 14/12G-G , 10/8S-GH , 12/10G-GH , 16/14TU ...