JINING UNION MACHINERY AND PARTS CO., LTD.
Excavator Bushing and Pin is maily used on arm cylinder , boom cylinder , bucket and link Etc.
Our material and tecnique is same with original.
1. Using 20CrMo steel as raw materials, which are provided by domestic famous manufacturer;
forging again and again to make forming, to make internal organization more tight, and increase
2. Using advanced CNC machine in strict accordance with products` technical requirement to
manufacture and ensure each position`s size which convenient to equip.
3. Having 13 years international advanced heat treatment technology, using carburization treatment on
them, guarantees their surface`s thickness of carburized layer and hardness; meanwhile good core .
We are speicialize in the bushing and pin for komatsu Excavator and loader.
The main model are : PC50MR-2, PC56-7, PC60-5, PC60-7, PC60-8, PC70-8, PC110-7/-8, PC130-7/-8, PC160-7, PC200-7, PC200-8, PC220-7, PC220-8, PC270-7, PC200-8EO, PC300-7, 360-7, PC400-6, PC400-7, WA470-3, PC450-8, D85PX-15, PC650-8, WA500-6, D275AX-5, D575A-3, WA380-3, WA420-3, WA600-3, D375A-5.