... 2.Model: 3.High quality 4.OEM ISO Material: Cast Iron, SS,Model:High qualityOEMon the basis of introducing and absorbing the advanced ... the pump industry KmTBCr26, Cr15Mo3, Cr36, Cr12, high chromium manganese series wear-resisting metal. constantly optimize slurry ... pump material, and ensured the slurry pump parts ' life such as impeller, and sheath. high quality cast iron impeller