| HVOF THERMAL SPRAY TUNGSTON CARBIDE COATING |
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| 1 Surface Preparation |
2 Thermal Spray |
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| 3 Mixing Rotors |
4 Rolls |
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| 5 As sprayed scerw |
6 Dimond Polish |
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| 7 Small Screw |
8 Final Quality |
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| 9 Compound-Elements |
10 Mixing Rotors |
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How does tungsten carbide protect from abrasion wear? |
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Abrasion Resistance Test Data |
Coating Alloy |
Chemical, Composition |
Application, Process |
Average, Hardness, RC |
Volume, Loss, mm3 |
KET 9000 |
88 wc / 12 co |
HVOF Thermal Spray |
68-71 |
2.40 |
Stellite 6 |
Co/Cr/w |
Weld Overlay |
40 |
29.00 |
Stellite 12 |
Co/Cr/w |
Weld Overlay |
47 |
19.00 |
Stellite 1 |
Co/Cr/w |
Weld Overlay |
54 |
12.00 |
Colmonoy 83 |
Ni/Cr/Boron/Wc |
Weld Overlay |
48 |
10.00 |
Colmonoy 56 |
Ni/Cr/Boron |
Weld Overlay |
49 |
15.00 |
D2 Steel (1.2379) |
Fe/Cr |
Wrought Steel |
60 |
12.00 |
CPM – 9V (HIP) |
Cr/V/Mo |
Powder Metallurgy |
54-56 |
9.50 |
Nitralloy (1.8550) |
Fe/Al |
Wrought Steel |
68 |
37.00 (estd.) |
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