YDTech® MANUFACTURER of convex arc rollers or correction line rollers,Supplier of logarithm profile barrel rolling elements in china.

Semi-convex, the whole convex roller refers to the plane of the axis of the roller, the outer surface of a continuous or discontinuous convex curvature of the cylindrical or conical roller, to prevent the end of the roller and raceway contactstress concentration. General definition of such a roller for the crown roller and dressing roller.

Convex roller is in the plane containing the roller axis, the outer surface of a continuous convex curvature of the cylindrical or conical roller logarithmic curve roller is convex roller, part of the whole convex roller;

Modification roller means to prevent the end of the roller and raceway contact stress concentration, its outer surface of the end of smuggling slightly amended roller.

With protruding major categories of the corresponding roller bearings cylindrical roller bearings and tapered roller bearings. Dressing roller and the camber roller domestic roller bearings have been widely used, can improve the life of the product

manufacturer and supplier of tapered rollers

precision cylindrical rollers have multiple uses in a variety of industries including automotive, textile and electrical equipments. they are mainly used as bearing rolling elements to transmit torque and reduce friction.

we are manufactured precision rollers parts. including cylindrical rollers,spherical rollers, needle rollers, tapered rollers, cuspidal ends rolles, arc correction line rollers, logarithm profile rollers etc. we will provide you quality needle roller with competitive price and excellent service.