MQ20 boundary lubrication bearings

MQ-20 is made of high quality low-carbon steel as backing,sinteredporous bronze layer as the mediallayer,then POM+MoS2 mixed withthem as the inner lubricating layer; Suitable for reciprocating,rotatingand oscillating movements; Less maintenance requirements; Low wear and therefore noswelling,good dampingbehavious,good resistance to shock(also known as SF-2 or DX)