Powder Metal Sintered Iron Bushing for Hydraulic Door Closers

Our Products Special Features,

1) Our products passed TS16949 ISO-9001: 2000 quality management system verification
2) Material: Steel, copper, brass, aluminum, Titanium
3) Equipment: CNC lathe, CNC milling machine, CNC high-speed engraving machine, Common machines, laser engraving machines, metal injection machine
4) Precision machining capability:
5) Advanced workmanship, fitting tool, fixture, cutting tool
6) Parts can be supplied according to customers' drawings or samples.
7) 2D/3D drawings or samples are welcome!
8). Best quality, competitive price, shortest delivery time and good service. Wenling City Hengfeng Powder Metallurgy Co., Ltd. was found 2003, is located in the emerging modern city of eastern Zhejiang coast, a national forest park, the UN Commission on Sustainable Development pilot town - Taizhou Wenling. The geographically obvious advantages, State Road 104 through the city, close to the Ningbo-Taizhou-Wenzhou Expressway Wenling export at less than 1 km less than 18 km Huangyan Airport. Hengfeng is a professional production of high-precision, high-strength, high-density, high-performance iron-based, copper, stainless steel standard mechanical structural parts of powder metallurgy products company. The main products are all types of machinery parts, automobile spare parts, textile machinery parts, electric tool parts, including a variety of complex gear and shaped pieces.

The company has international advanced level for various powder metallurgy equipment, perfect testing equipment and a team of experienced professional and technical personnel to provide timely customer satisfaction products, Excellence, customer satisfaction for business purposes, the business philosophy of "leading technology, high quality and efficiency, customer first, good faith compliance" for the enterprise.
The general manager of the company welcome friends at home and abroad to visit our company exchanges and cooperation with all the staff!


1. Our products passed TS16949 ISO-9001: 2000 quality management system verification
2. We have tens of different sizes bushes, Inside hole is 0.02 tolerance, excircle is 0.01 tolerance.
3. We can produce different size and shapes base on your drawing and samples.
4. The bushing is used to hydraulic door closers, car, motorcycle and so on
5. The package can do according to client's request.