Abrasion resistant pipe of conveying coal powder,fly ash,mine dust,metallurgy slag ,clinker,sand, limestone and concrete,etc. Abrasion Resistant PipeSHS-self-propagating ceramic composite ... , and favorable liquor resistance. . Features: High abrasion resistant: Vickers hardness of the corundum lining is HV1100 to1500, as high as that of tungsten-cobalthard ...