... and molybdenum is 1-3 percent.Character: high hardness, wear-resisting, anti-dirty ability, corrosion resistant.Life: over 4500 ... Japan bulldozer (KOMATSU): D50, D60, D80, D85, D155, D355; American bulldozer (CATERPILLAR): D58, D60, D7G, D8K, D9L, D10H;3. ... Germany hydraulic excavator R902-R992, American CAT hydraulic excavators Japanese Komatsu hydraulic excavators;4. Various loaders ...