Rods with coolant holes
Our rods have different grade and right to use on different application; Specially we are produce the Nano Grain carbide (Grain＜0.2µm); Our rods are with high hardness and wear/corrosion resistance, all products with stable quality;
- 100% raw material;
- Hip sintered, high hardness, high wear resistance;
- Dimension: diameter from 2-48mm, length up to 330mm;
- with one coolant hole or helix holes rods and blind hole rod;
- Ground(tolerance with h6/h5/h4) and unground;
About Us
Hunan Boyun Dongfang Powder Metallurgy Co., Ltd. was founded in 1994 by the Institute
of powder metallurgy of Central South University of Technology (now the research center
of powder metallurgy engineering of Central South University) and Hunan Yinzhou Co.,
Ltd. (now the wholly-owned member company of China Dongfang asset management
company, Bangxin Asset Management Co., Ltd.),now it is the holding subsidiary of
Hunan Boyun New Material Co., Ltd. (Stock Code: 002297), with a registered capital
of 60 million yuan.The company is a national high-tech enterprise with Academician
Huang Boyun, the top material scientist in China, as the chief scientist and honorary
chairman of the board, integrating domestic and foreign talents and technological
advantages, integrating production, learning, research and application, engaged in the
research, development, production and sales of high-performance cemented carbide.
The member of China Tungsten Industry Association, China mold industry association,
China machinery industry metal cutting tool technology association.
With strong support from Central South University, State Key Laboratory of
Powder Metallurgy, National Engineering Research Center of Powder Metallurgy,
Quality Supervision and Inspection Center of Powder Metallurgy Products of
Chinese Nonferrous Material Industry , the Company has played leading role in
three projects of “National High Technology Research and Development Program
(863 plan)”.
