Lubricantsreduce friction betweenmoving surfacesto facilitatetheir movement andto reduce weathering.
Lubricant meet several functionswithin a machineorengine, includingdissolvedandtransported tofilterparticlesresulting fromcombustionand burnout,the temperaturedistributionfromthelower to the upperpartacting asa refrigerant,prevents corrosionbyrustparts of themotor or engine,condensing thesteam andacting asa gasketsealcertain components.
Alubricant consistsof a base, which may bemineralorsyntheticadditivesand a set ofpropertiesthat conferand determinetheir characteristics.The better thefoundationfewer additivesneed,however you needa perfectcommunion betweenthese additivesand base,without whichthe basewould have aminimallubrication conditions.