Hunan Boyun-Dongfang Powder Metallurgy Co., Ltd
| Payment Terms | T/T, L/C |
| Delivery Time | 10 working days |
| Shaping mode | Die Casting,Extrusion Mould,Forging Mould,Punching Mold,Cold Stamping |
| Product material | tungsten carbide,100% Original Carbide |
| Product | Vehicle Mould,mold parts,Auto Stamping Parts |
| Material | Tungsten Carbide |
| Product name | Carbide Plates |
| Grade | MD45A |
| Application | For Progressive Molds,Cold Rolling Plate,Upper Die,Lower Die |
| Size | Any size |
| Type | Any type |
| Advantage | 1.Tunable residual stress,2.Electrochemical corrosion resistance |
| Surface treatment | Grinded |
| Usage | for mould,Stamping Work |
| Surface | polishing/sintering/blank, Polish/Grinding, Grinding |
| Brand Name | PM |
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Product Specification
| Payment Terms | T/T, L/C | Delivery Time | 10 working days |
| Shaping mode | Die Casting,Extrusion Mould,Forging Mould,Punching Mold,Cold Stamping | Product material | tungsten carbide,100% Original Carbide |
| Product | Vehicle Mould,mold parts,Auto Stamping Parts | Material | Tungsten Carbide |
| Product name | Carbide Plates | Grade | MD45A |
| Application | For Progressive Molds,Cold Rolling Plate,Upper Die,Lower Die | Size | Any size |
| Type | Any type | Advantage | 1.Tunable residual stress,2.Electrochemical corrosion resistance |
| Surface treatment | Grinded | Usage | for mould,Stamping Work |
| Surface | polishing/sintering/blank, Polish/Grinding, Grinding | Brand Name | PM |
| High Light | MD45A Tungsten Carbide Block ，MD45A Carbide Flat Bar ，Tungsten Carbide Block Long Working Time | ||
Tungsten Carbide Blocks MD45A
Technical features I: High performance cemented carbides for molding.Polarization curve (corrosion current reduced, corrosion rate decreased significantly, corrosion resistance improved significantly)
Technical features II: multi-layer cemented carbide,Produce variable mechanical properties to satisfied different working conditions.
Table for material properties of cemented carbide stamping mold:
| Grade | Co% | WC Grain size | Hardness | Density | Flexural Strength | Fracture Toughness | Elastic Modulus | Coefficient of Thermal Expansion | |
| HRA | HV30 | g/cm3 | MPa | N/mm2 | GPa | 10-6/℃ | |||
| MD37NF | 15 | Nano | 92.0 | 1700 | 13.8 | 4800 | 10 | 430 | 6.3 |
| MD37UF | 15 | Ultra-fine | 91.5 | 1630 | 13.8 | 4200 | 11 | 430 | 6.3 |
| MD15 | 12 | Ultra-fine | 92.2 | 1730 | 14.1 | 5100 | 10 | 470 | 5.7 |
| MD10 | 10 | Sub-Micron | 91.7 | 1660 | 14.4 | 4300 | 11 | 490 | 5.4 |
| MD33A | 12 | Sub-Micron | 90.3 | 1470 | 14.2 | 4000 | 14 | 470 | 5.7 |
| MD20 | 13 | Sub-Micron | 90.6 | 1500 | 14.2 | 4100 | 15 | 460 | 5.8 |
| MD36 | 15 | Sub-Micron | 89.4 | 1360 | 13.8 | 3900 | 16 | 430 | 6.3 |
| MD16 | 6 | Fine | 90.5 | 1500 | 14.8 | 3200 | 12 | 530 | 4.9 |
| MD40B | 12 | Fine | 89.5 | 1380 | 14.2 | 3800 | 17 | 470 | 5.7 |
| MD40C | 12 | Fine | 89.7 | 1400 | 14.1 | 3800 | 16 | 470 | 5.7 |
| MD55 | 20 | Fine | 86.4 | 1060 | 13.5 | 3100 | - | 390 | 6.8 |
| MD40A | 12 | Medium | 88.9 | 1310 | 14.2 | 3700 | 27 | 470 | 5.7 |
| MD45A | 15 | Medium | 87.9 | 1200 | 13.9 | 3600 | - | 430 | 6.3 |
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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