Jining Songji Construction Machinery Co., Ltd.

Jining songji construction machinery co., LTD. Was established in May, 2006, with a registered capital of 1 million yuanThe products of the companyThe products of the companyThe machine processing enterprise of structural parts, existing workshop 5000 square meters, more than 40 employees, equipped with numerical control lathe, plasma numerical control machine, internal and external grinding machine, medium and high frequency quenching machine, type 500 matsushita gas welding...Dozens of large equipment, the main products are: komatsu series of excavators pin, bushing, cylinder piston rod, supporting wheel, guide wheel, tightening device, bucket and accessories, hose and hard tube, gear, and so on.The blank of excavator bushing is forged by 45# profile or mould, closed oil line of inner hole, medium frequency quenching, grinding, the product quality is stable, the appearance is exquisite, the pin is 45CR material, also USES medium frequency quenching, the surface is plated with stro...