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 strong chromium, and the life is longer.The bucket plate is made of manganese steel, plasma numerical control machine blanking, the bucket seat designated by komatsu factory, and the welding of type 500 panasonic second warranty, with smaller deformation, exquisite welding and more wear-resistant.Precise forging of piston rod head of oil cylinder for mold, more uniform structure, longer life, more beautiful appearance...

Business Type	Manufacturer	Country / Region	Shandong, China
Main Products	Under carriage, Final drive, Main pume, Bucket pin and bushing, Bucket	Total Employees	51 - 100 People