... boron alloy, boron-copper alloy casting iron & Mixing with chrome, molybdenum, nickel etc. 3)Different Treatment: ... with chrome, molybdenum, nickel etc. (4) our Cylinder liner character: good lubricity,thermostability,corrosion resisting, stand wear and tear; (5) we are factory ... , have 45 years produce experience, with advanced product technology and material, ...