Nickel-based powder core wire and preparation and application of coating
A powder core wire, nickel-based technology, applied in metal material coating process, coating, lighting and heating equipment, etc., can solve the problem of complex preparation of spraying raw material powder, unsuitable for large-area on-site construction, and complex spraying process equipment. and other problems, to achieve the effect of improving service stability, high hardness and good wear resistance
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Embodiment 1
[0026] According to the mass percentage of powder core wire material: 25% pure metal chromium powder, 2% pure metal tungsten, 27% nickel boron powder, and nickel as the balance. The filling rate is 32%, and the rolled powder core wire. Spraying parameters used for coating preparation: voltage 28-30V, current 160-180A, spraying distance 190mm, compressed air pressure 0.5-0.6MPa.
Embodiment 2
[0028] According to the mass percentage of powder core wire material: 25% pure metal chromium powder, 2% pure metal tungsten, 27% nickel boron powder, and nickel as the balance. The filling rate is 32%, and the rolled powder core wire. Spraying parameters used for coating preparation: voltage 28-30V, current 160-180A, spraying distance 200mm, compressed air pressure 0.5-0.6MPa.
Embodiment 3
[0030] According to the mass percentage of powder core wire material: 25% pure metal chromium powder, 2% pure metal tungsten, 27% nickel boron powder, and nickel as the balance. The filling rate is 32%, and the rolled powder core wire. Spraying parameters used for coating preparation: voltage 28-30V, current 160-180A, spraying distance 210mm, compressed air pressure 0.5-0.6MPa.
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