double metallic liner
Hy-chrome mud pump liners are made with a high chrome iron sleeve in a forged steel hul. The bore hardness is 60 to 67 Rockwell C scales while the hull has high tensile strength of more than 90000psi. Combining the characteristics of chrome with state of the art manufacturing. the liners can withstand mud pressure of up to 7000psi. The hardened steel liner service life surpasses 800 hour under the normal condition , which has earned us reputation from world wide customers .
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