Tungsten alloys, known for their exceptional hardness and wear resistance, present challenges in conventional manufacturing, especially for complex parts. Metal Injection Molding (MIM) offers a solution by addressing the limitations of traditional machining processes, such as increased costs and reduced efficiency due to the material’s high melting point and oxidation propensity. Exploring alternative manufacturing methods like MIM is crucial for producing intricate tungsten alloy components efficiently.
Proposed Solution
Tungsten Alloy Injection Molding (MIM) technology presents itself as a premier solution for the production of tungsten components. This technology facilitates the accurate reproduction of intricate shapes, ensuring the retention of superior hardness and density in the final product. Moreover, MIM technology significantly improves production efficiency, minimizes material waste, and reduces overall manufacturing expenses.
Tungsten MIM Materials
| MIM Tungsten Alloys | Tungsten(W) | Iron(Fe) | Nickel(Ni) | Copper(Cu) | Cobalt(Co) |
|---|---|---|---|---|---|
| W-2Fe-3Ni | 93.9-95.1% | 1.9-2.5% | 3.0-3.6% | ||
| W-2Fe-7Ni | 89.5-92.5% | 1.0-2.5% | 5.5-7.5% | ||
| W-6Ni-2Cu | 90.0-92.5% | 4.5-6.0% | 1.0-3.0% | ||
| W-7Ni-8Co | 85.0-89.0% | 5.0-7.0% | 5.0-8.0% | ||
| W-10Cu | 90.0-92.0% | 8.0-10.0% | |||
| W-15Fe | 85.0-90.0% | 10.0-15.0% |
W- Alloy Mechanical Properties
| Tungsten Alloys | Density(g/cm³) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness(HRC) |
|---|---|---|---|---|---|
| W-2Fe-3Ni | 17.2 | ≥830Mpa | ≥620Mpa | 7 | ≥32 |
| W-2Fe-7Ni | 17.0 | ≥800Mpa | ≥600Mpa | 5 | ≥30 |
| W-6Ni-2Cu | 16.7 | ≥850Mpa | ≥650Mpa | 6 | ≥35 |
| W-7Ni-8Co | 17.6 | ≥820Mpa | ≥620Mpa | 5.5 | ≥32 |
| W-10Cu | 16.0 | ≥900Mpa | ≥700Mpa | 7 | ≥40 |
| W-15Fe | 17.3 | ≥790Mpa | ≥590Mpa | 4.5 | ≥29 |
The production process of tungsten alloy MIM includes binder development, sintering program optimization, powder blending, injection molding, demolding, sintering, and post-processing. By optimizing each step, efficient production of complex tungsten alloy parts can be achieved.
Tungsten alloy parts produced via MIM exhibit high precision, hardness, and excellent surface quality. Compared to traditional machining methods, MIM technology significantly reduces production costs, enhances production efficiency, and meets the high demand for complex small parts.
Consultative Design Services
JunKun Custom Metal Injection Molding Service provides free Consultative Design Services throughout the process. It includes all processes from your design stage to mass-produced finished products.
1.Material Selection Consultation
2.Structural design service
3. Mold design service
4.MIM part manufacturing
Ready to unlock MIM Tungsten Manufacturing’s potential for your project? Contact us to see how our advanced MIM technology can precisely, strongly, and efficiently turn your designs into reality.
