Hunan Boyun-Dongfang Powder Metallurgy Co., Ltd
| Payment Terms | T/T |
| Supply Ability | 1000000pcs/month |
| Delivery Time | 1-14 work days |
| Diameter | 2-42mm |
| length | 40-330mm |
| Co% | 6-15% |
| HRV | 91.0-94.5 |
| Hardness HV30 | 1520-2180 |
| Density | 13.8-14.8g/cm³ |
| Flexural Strength | 9-13MPa |
| Fracture Toughness | 430-530GPa |
| Elastic Mod- ulus | 4.9-6.3 MNm-3/2 |
| Brand Name | PM |
View Detail Information
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Product Specification
| Payment Terms | T/T | Supply Ability | 1000000pcs/month |
| Delivery Time | 1-14 work days | Diameter | 2-42mm |
| length | 40-330mm | Co% | 6-15% |
| HRV | 91.0-94.5 | Hardness HV30 | 1520-2180 |
| Density | 13.8-14.8g/cm³ | Flexural Strength | 9-13MPa |
| Fracture Toughness | 430-530GPa | Elastic Mod- ulus | 4.9-6.3 MNm-3/2 |
| Brand Name | PM | ||
| High Light | 40mm Tungsten Carbide Bar ，Tungsten Carbide Bar Corrosion Resistance ，13MPa Tungsten Carbide Bar | ||
Tungsten Carbide Blank Solid Rods for milling tools for different Hardness
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;
l Dimension: diameter from 2-48mm, length up to 330mm;
l with one coolant hole or helix holes rods and blind hole rod;
l Ground(tolerance with h6/h5/h4) and unground;
Grade Information
| Grade | Co% | Grain Size of WC | HRA | Hardness HV30 | Density | Flexural Strength | Fracture Toughness | Elastic Mod- ulus | Coefficient of Thermal Expansion |
| g/cm³ | MPa | GPa | MNm-3/2 | 10-6/℃ | |||||
| ST12F | 9 | Ultra-fine | 93.5 | 1960 | 14.4 | 4500 | 10 | 500 | 5.3 |
| ST12NF | 9 | Nano | 94.2 | 2100 | 14.3 | 4800 | 9 | 500 | 5.3 |
| ST20F | 10 | Sub-Micron | 91.7 | 1620 | 14.4 | 4300 | 11 | 490 | 5.4 |
| ST25F | 12 | Ultra-fine | 92.4 | 1740 | 14.1 | 5100 | 10 | 470 | 5.7 |
| ST25EF | 12 | Ultra-fine | 92.2 | 1700 | 14.1 | 4800 | 10 | 470 | 5.7 |
ST12NF: For processing Hardness＞HRA64
ST12F: Hardnes HRA60 - HRA64
ST25F: Hardness＜HRA60 end milling
ST25EF: Rough milling
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1994
Total Annual:
2000000-11000000
Employee Number:
200~220
Ecer Certification：
Active Member
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 membe... 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 membe...
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