1. Our products passed TS16949 ISO-9001: 2000 quality management system verification
2. We own exquisite and advanced equipment, professional technical designer and rich producing experience
3. We can produce different size and shapes base on your drawing and samples.
4. Best quality, competitive price, shortest delivery time and good service.
5. Products are widely used at drilling machine equipment, automotive part, textile machine, sewing machine, gasoline generator, power tools, oil pump rotor, clutch, oilless bearing, cu base products, stainless steels and so on.
6. If you are interested in our products and our company, please kindly let us know what you need, please donot hesitate to contact with us.
Material
Material | Tooth Surface Hardness | Range of Application |
| 15, 20 Steel | carburizing and quenching 50~60 HRC | apply to Z≤25 high speed, overload, impact load sprocket |
| 35 Steel | normalizing 160~200 HBS | apply to Z>25 low speed, light load, smooth drive sprocket |
| 45, 50, ZG45 Steel |
harden by quenching 40~45 HRC |
under the working conditions of low medium speed, light medium load, no violent shock, vibration and easy abrasion sprocket |
| 15Cr, 20Cr | carburizing and quenching 50~60 HRC | apply to Z<25 high power drive sprocket, high speed and overloaded important sprocket |
| 35SiMn, 35CrMo, 40Cr |
harden by quenching 40~45 HRC |
high speed, overload, shock, continuous work sprocket |
| Q235, Q275 | 140 HBS | medium speed, transmission medium power sprocket, larger sprocket |
| Gray cast iron ( No less than HT200) | 260~280 HBS | smooth load, lower speed, more teeth driven sprocket |
| Grey cloth bakelite |
| transmitted power less than 6 kw, high speed, smooth transmission and low noise sprocke |
Wenling City Hengfeng Powder Metallurgy Co., Ltd. is located in the emerging modern city of eastern Zhejiang coast, known as the hometown of China pumps, a national forest park, the UN Commission on Sustainable Development pilot town - Taizhou Wenling Daxi Township. 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!
