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

Easy to cope with harsh working conditions

Copton PD series construction machinery special oil is developed and manufactured for construction machinery equipment, which can effectively reduce equipment repair and maintenance costs, improve equipment performance and prolong its service life.

■ With excellent abrasion-resistant properties, it can play a reliable role under various load conditions;

■ With excellent filtration performance, it can effectively prevent the micro-filter blocking phenomenon;

■ With superior air release,it can greatly reduce cavitation corrosion and oxidation,and ensure the system efficient long time operation;

■ With outstanding oxidation resistance, it can extend the oil change cycle, and reduce maintenance costs;

■ Compatible with all kinds of seals.

Suitable for all kinds of imported and domestic construction machinery and equipment working in medium and high pressure system.