8) Double row four point contact roller slewing
bearing
9) Cross roller slewing bearing
*0) Cross roller slewing bearing(with gear teeth on inner
ring)
*1) Cross roller slewing bearing(with gear teeth on outer
ring)
Application areas:
mine machine, port hoisting machine, port oil transfer equipment,
onshore and offshore crane;
excavator, concrete machine, paper machine, plastic and rubber
machine, weave machine, steel plant, electronic power plant, wind
power generation, other construction and
industry