New sensitive method to test bufferingeffect Dynamic simulation of the buffering.

Skiving and rolling process. Ensuring of good lubrication and resistance of wearing .

Harden treatment and Ni-Cr plating. Goodresistance of wearing 、impact、erosion

NOK sealing combined with advanced sealingdesigning concept. optimized to adapt the special application such as highpressure 、high impact 、high speed and high temperature working conditions

Bearings with internally lubricatingmaterial. Excellent conglutination resistance.