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HF-9
A hard facing electrode with very high abrasion resistance at elevated temperatures
Alloy base
C, Cr, Cb,Si,Nb
Recommendations
A special low input hard surfacing electrode producing welds of exceptionally high resistance to abrasion at elevated temperature up to 500°C. It is used for hard facing applications subjected to severe erosion, abrasion and moderate impact
Applications
Typical applications include cement press screws, palm nut press screw, parts of the crushers conveyor screws, impellers, dredger buckets, blast furnace bells hoppers.
Hardness on second layer
60-65 RC (AS DEPOSITED)
Recommended Amperage AC/DC (+)
| Size (mm) | 2.5 | 3.15 | 4.0 | 5.0 |
| Current(AMPS) | 55-80 | 80-100 | 100-130 | 150-180 |