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| Categories | Tungsten Carbide Rings |
|---|---|
| Brand Name: | PM |
| MOQ: | 1 |
| Payment Terms: | L/C, T/T |
| Delivery Time: | 1-20 working days |
| Product material: | tungsten carbide,100% Original Carbide |
| Product: | Vehicle Mould,mold parts,Auto Stamping Parts |
| Grade: | MD40B |
| Application: | For Upper and Lower dies,Stamping and Cutting |
| Size: | Any SIze |
| Type: | Any Type |
| Advantage: | Electrochemical corrosion resistance;Hip sintered, high hardness, high wear resistance;Tunable residual stress; |
| Surface treatment: | Polishing/Rough Grinding |
| Usage: | For mould, Stamping Work, Cemented carbide dies, |
Carbide Rings Grade MD40B For Mold Part
High performance cemented carbides for molding；Standard Specification For Square Material and Standard Specifications Of The Rings. Also we can produce the your drawing of ring.
Polarization curve (corrosion current reduced, corrosion rate decreased significantly, corrosion resistance improved significantly)
| 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/℃ | |||
| ST37NF | 15 | Nano | 92.0 | 1700 | 13.8 | 4800 | 10 | 430 | 6.3 |
| ST37UF | 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 |
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PM Mechanical Tungsten Carbide Ring , Tungsten Carbide Roller Good Wear Resistance
Cemented Tungsten Carbide Seal Rings For Industry Sealing Parts
Fine Grinding Tungsten Carbide Mechanical Seal With Long Service Life
100% Original Tungsten Carbide Rings Strong Anti Corrosion
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Cemented Tungsten Carbide Seal Rings Various Grades And Sizes Available
Wear Resistance Tungsten Carbide Seal Rings
OEM Tungsten Carbide Rings Mechanical Sealing With Excellent Wear Resistance
