Tungsten Carbide Cobalt Powder – LA-3203-27 (-325 +5u) WC-Co 83/17, sintered and crushed
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- Material Specificaiton
- Product Application
- Useful Documents
- Equivalents
- Method
- REVIEW
Material Specificaiton for LA-3203-27 (-325 +5u) WC-Co 83/17, sintered and crushed
Chemical Compositon Requirements (By weight percent)
| Element | Minimum | Maximum | Target |
| Aluminum | - | - | - |
| Boron | - | - | - |
| Carbon | 4.50% | 5.60% | 5.05% |
| Chromium | - | 0.50% | 0.25% |
| Cobalt | 15.00% | 18.00% | 16.50% |
| Free Carbon | - | - | - |
| Iron | - | 1.50% | 0.75% |
| Manganese | - | - | - |
| Molybdenum | - | - | - |
| Nickel | - | 0.50% | 0.25% |
| Oxygen | - | - | - |
| Silicon | - | - | - |
| Sulfur | - | - | - |
| Tungsten | 76.00% | - | 76.00% |
| Vanadium | - | - | - |
Rotap Sizing Requirements (Weight Percent Per ASTM B214)
| U.S. Mesh Passing Sieve X Retained | - | - | Min. | Max. |
| - | - | 140 Mesh | - | - |
| 140 Mesh | X | 170 Mesh | - | - |
| 170 Mesh | X | 200 Mesh | - | - |
| 200 Mesh | X | 230 Mesh | - | - |
| 230 Mesh | X | 270 Mesh | - | 0.00% |
| 270 Mesh | X | 325 Mesh | - | 0.50% |
| 325 Mesh | X | D | 99.50% | - |
Sub-Sieve Sizing Requirements (Volume Percent Per ASTM B822)
| Micron Channel | Min | Max |
| -22 μ | 70.00% | - |
| -5.5 μ | - | 8.00% |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
Physical Properties Requirements
| Testing Procedure | Minimum | Maximum |
| Hall Flow (per ASTM B213) | - | - |
| Apparent Density (per ASTM B212) | - | - |
| Mean Value (per ASTM B222) | - | - |
| D10 (per ASTM B222) | - | - |
| D50 (per ASTM B222) | - | - |
| D90 (per ASTM B222) | - | - |
These products are ideal for:
- Landing Gears
- Mid-span shrouds
- Pump seals
- Aircraft Flap Tracks
- Exhaust fans
- Crushing Rollers
Equivalents:
- Amperit 525.1
- Diamalloy 2005
Method:
- Air Plasma Spray
- HVOF
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