The effective utilization of tribological characteristics of the mating parts is an important concern in the automobile industry. The primary intent of this work is to evaluate & enhance the tribology of a CrN coated disc (piston ring) as well as a cylindrical lining pin utilizing Al2O3 additives. The study mainly sought to significantly raise tribological characteristics by blend... https://balboasurfandsstylers.shop/product-category/mens-ponchos/