what's crowned/convex rollers? where's relieved end needle rollers MAN...buy needle rollers with logarithm profile or correction/correct line?

what's crowned/convex rollers? where's relieved end needle rollers MANUFACTURER? how to buy needle rollers with logarithm profile or correction/correct line?

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YDTech® MANUFACTURER of precision convex rollers or crowned (relieved end) rollers; supplier of loose needle rollers with logarithm profile or correction/correct line 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 contact stress 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.

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.

application of needle rollers( needle bearing pins

needle roller bearing needlesname product type application

cylindrical bearings G2 machine tools, metallurgy, textile, food, chemical, etc.

cylindrical roller, pillar holes roller bearing roller, etc. G2 mining,textile machinery, etc.

spherical roller, thrust roller bearings such as roller G2 cars, motors, machine tools, etc.

precision roller, needle supply G2 metallurgy, food, chemical

● home

● products

● contact

● equipments

● needle rollers

● sizes or stock

● NRB flat ended

● NRA round end

● crowned ends

● G2G3G5

● chrome steel

● stainless steel

● cylindrical roller

● short rollers

● tapered rollers

● dowel pins

● grooved pins

● convex rollers

● special shape

http://www.bearing-needle.com/3relieved-end-crowned-rollers.htm（第 1／2 页）[2015-10-17 21:42:12]

what's crowned/convex rollers? where's relieved end needle rollers MAN...buy needle rollers with logarithm profile or correction/correct line?

such high-precision flat head needle needle roller bearings supply G2 construction machinery, textile, chemical, etc.

fine needle, the supply roller G2 chemical, electrical, automobile, etc.

custom needle standard and nonstandard models G2 textile, food, metallurgy, etc.

professional manufacturer supply needle roller bearings G2 motor, engineering machinery, mining machinery, etc.

exquisite precision needle supply G2 machine tools, metallurgy, textile, food, chemical industry

with the cylindrical roller bearing, tapered roller G2 Mining Machinery

total 10 needle roller bearing needles

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.

needle rollers tapered rollers cylindrical rollers dowel pins grooved pins crowned rollers needle roller bearing copyright©2015 YDTech®

http://www.bearing-needle.com/3relieved-end-crowned-rollers.htm（第 2／2 页）[2015-10-17 21:42:12]