婷婷久久综合-日韩精品免费在线观看-国产成人午夜-色综久久-成人精品福利视频-欧美性v-亚洲国产高清在线-美女又黄又免费的视频-色妞www精品视频-国产精品一区二区久久国产-国产91影视-黄色网在线免费观看-日本大白屁股-国产精品久久久久77777-久9999

■ Excellent extreme pressure anti-wear performance, can withstand heavy load with impact, ensure that the gear surface is not scratched, occluded and sintered, and effectively reduce gear wear;

■ It has good shear stability and stable oil film, so that the gear work remains quiet and smooth;

■ Excellent anti-rust and anti-corrosion protection performance, protect the gear surface from corrosion, effectively extend the service life of the gear;

■ Effectively prevent scratches caused by low speed/high torque wear and high-speed operation;

■ Excellent anti-foaming performance, effectively inhibit foaming;

■ Excellent seal compatibility, protect seals from damage.