Double row ball slewing bearing with external gear includes inner ring, outer ring, rolling element, spacer and other components, the external gear is connected with a pinion and makes the machinery turns round, external gear teeth can be hardened to improve its wear resistance, hardness is usually HRC45-55, LYXQL has its own CNC heat treatment machine, can do gear surface and flank hardening.
LYXQL Slewing Bearing Co., Ltd. founded in 2003, is the leader manufacturer of large size slewing bearings in China. As one of the national key high-tech enterprises, LYXQL became the GEM listing company successfully on July 13, 2020 (stock code 300850).