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link of exacvator part of ex220-1
1.material:40Mn2,forging steel 2.hardening and tempering HRC28~33 3.surface quenching HRC47~52
quanzhou minda machinery company is a leading manufacturer and exporter of aftermarket replacement undercarriage parts for heavy construction machinery,such as excavators and dozers,applicable for caterpillar,komatsu,hitachi. We can supply both track chain and track piece for excavators and bulldozers,track link pitches from 101mm to 216mm. Our track link assembly (track chains) are specifically designed, engineered and manufactured,use high quality raw material,.It can be customized.
wooden pallet
certification