Thermal spraying material Cr3C2-25NiCr
Product Description
Grey black spherical or nearly spherical particles sintered by agglomeration have good flowability characteristics;
The maximum working temperature is 870 ºC;
Resistance to sliding wear, abrasive wear, erosion wear, corrosion wear, gas corrosion, and corrosion;
Resistant to high temperature solid corrosion, high temperature liquid corrosion, and high temperature gas corrosion;
Application: Mainly used in gas turbines, aviation engines, valve stems, power generation boilers, metallurgical furnace rollers, and hydraulic valves.
Product brand and chemical composition
| Grade |
T.C |
Ni |
Cr |
Fe |
O |
| JPCr3C2-25NiCrQ |
9.1-10.1 |
19.21 |
Bal |
≤0.15 |
≤0.5 |
Common specifications, granularity, and physical properties
| Specification |
type |
granularity (μm) |
Loose density(g/cm2) |
|
Hall flow rate(s/50g) |
|
| JPCr3C2-25NiCrQ |
Agglomeration sintering - spherical or quasi spherical |
53-20 |
≥2.0 |
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| |
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45-20 |
≥2.0 |
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45-15 |
≥2.0 |
|
|
| |
|
30-10 |
≥2.0 |
|
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| |
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|
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| |
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|
|
| :,. |
Coating process and performance
Recommended Spray Parameters (HVOF)
Powder WC -10Ni
Preparation method: Agglomeration sintering
Particle size (μ m) 45-15
Spray gun JP5000
Gun barrel (inch) 4
Kerosene (L/h) 24
Oxygen (L/min) 900
Carrier gas (L/min) 8.5
Powder delivery rate (g/min) 80-100
Spray distance (mm) 340-380
Coating performance
Hardness (HV0.3) 1050-1250
Combined strength (MPa)>70Mpa
Sedimentation efficiency (%) 40-50%
Porosity (%)<1%

