| Product Grade | chemical compositon | manufacturing process | Hardness(HV) | Application Process | Typical Applications |
| VelaCr2O3 | Cr₂O₃ balance, SiO₂ ≤0.03, TiO₂ ≤0.01, Fe₂O₃ ≤0.03, MgO ≤0.02, CaO ≤0.02, Al₂O₃ ≤0.04, Free Cr ≤0.01 | Sintered | 950–1350 HV₀.₃ | APS/SAPS | Printing: laser engraved ceramic anilox rolls Paper & pulp: large rollers Textile: hot rolls, wire guides Machinery: shaft sleeves, seals, wear-resistant rings |
| VelaCr2O3H | Cr₂O₃ is balance, SiO₂ ≤0.03%, TiO₂ ≤0.01%, Fe₂O₃ ≤0.03%, MgO ≤0.02%, CaO ≤0.02%, Al₂O₃ ≤0.04%, Free Cr ≤0.01% | Sintered | 950–1350 HV₀.₃ | APS | Precision equipment manufacturing Printing industry: laser engraved ceramic anilox rolls Paper & pulp industry: large rollers Semiconductor industry Aerospace: engine turbine sealing rings |
| VelaCrT3 | Cr₂O₃ balance, TiO₂ 3–4, Fe₂O₃ ≤0.02, SiO₂ ≤0.03, Al₂O₃ ≤0.02 | Sintered | 900–1300 HV₀.₃ | APS | Printing: laser engraved ceramic anilox rolls Paper & pulp industry: large rollers Textile industry: hot rolls, wire guides Machinery: shaft sleeves, seals, wear rings |
| VelaCrT25 | Cr₂O₃ balance, SiO₂ <0.1, TiO₂ ≈25, Fe₂O₃ <0.1, MgO <0.1, CaO <0.1, Al₂O₃ <0.1, Free Cr <0.01 | Sintered | 900–1000 HV₀.₃ | SAPS | Hydraulic industry: piston rods Battery industry: dry battery mandrels Textile industry: mechanical parts General machinery: drum blades, compressor screws, cylinder inner walls, pump sealing areas, shaft sleeves, wear rings |
| VelaCrT40 | Cr₂O₃ balance, SiO₂ <0.1, TiO₂ ≈40, Fe₂O₃ <0.1, MgO <0.1, CaO <0.1, Al₂O₃ <0.1, Free Cr <0.01 | Sintered | 750–950 HV₀.₃ | APS | Hydraulic industry: piston rods Battery industry: dry battery mandrels Textile industry: spare parts Machinery: drum blades, compressor screws, cylinder bores, pump sealing areas, shaft sleeves, wear rings |
| VelaCrST55 | Cr₂O₃ balance, SiO₂ ≈5, TiO₂ ≈3, Fe₂O₃ <0.1, MgO <0.1, CaO <0.1, Al₂O₃ <0.1, Free Cr <0.01 | Sintered | 950–1200 HV₀.₃ | APS | Textile industry: mechanical parts General machinery: compressor screws, cylinder inner walls, pump sealing areas, shaft sleeves, plungers, wear rings |
| VelaY2O3 | Y₂O₃ ≥99.99, Fe₂O₃ ≤0.01, CaO ≤0.01, SiO₂ ≤0.03, Na₂O ≤0.01, CuO ≤0.01, NiO ≤0.01, Cr ≤0.01, PbO ≤0.01 | Agglomerated & Sintered | 50–450 HV₀.₃ | APS | Semiconductor industry: components, electrostatic chucks, vacuum chamber walls New energy: fuel cells Machinery: engine parts Special industries; extend equipment service life |
| Vela80YSZ | YAG 99.91, SiO₂ <0.002, CaO <0.001, Fe₂O₃ <0.001, MgO <0.001, Na₂O <0.002 | Agglomerated & Sintered | 680–750 HV₀.₂ | SAPS | Protective coating for sintering boats of precision parts New energy industry: reflective layer & insulating layer on solar panels .Improve light absorption and power generation efficiency of solar panels |
| VeLaAl2O3 | Al₂O₃ >99.99, Na₂O <0.006, Fe₂O₃ <0.0004, SiO₂ <0.0001 | Agglomerated & Sintered | 1000–1350 HV₀.₃ | APS | Medical: artificial joints Semiconductor industry: spare parts, corona components, electrostatic chucks Electrical field: insulating parts, insulating bearings General machinery: sealing rings, protective layers for sintering boats Other special applications |
| VelaAl2O3H | Al₂O₃ ≥99.91, Na₂O ≤0.01, Fe₂O₃ ≤0.01, SiO₂ ≤0.02 | Melting & Crushing | 1000–1350 HV₀.₃ | APS/HVOF | Semiconductor industry: components, PVD chamber liners Electrical applications: insulating parts, corona rollers, electrostatic chucks Mechanical parts: sealing rings, sintering boat coatings, insulating bearings Other special applications |
| VelaAl2O3L | Al₂O₃ ≥99.60, Na₂O ≤0.05, Fe₂O₃ ≤0.05, SiO₂ ≤0.05 | Melting & Crushing | 1000–1350 HV₀.₃ | APS | High-temperature equipment: furnace linings, high-temperature pipelines, rocket nozzles Mechanical parts: pump seals, sealing rings, sintering boat protective layers, insulating bearings Electrical industry: insulating components, corona rollers,other special applications |
| VelaAT3 | Al₂O₃ balance, SiO₂ <0.5%, TiO₂ ≈3%, Fe₂O₃ <0.2%, MgO <0.1%, CaO <0.1% | Melting & Crushing | 1100 HV₀.₃ | APS | Textile machinery: spare parts Paper industry: roll shafts Chemical fiber industry: separating roll shafts Hydraulic industry: butterfly valves Other parts: insulating bearings, wear-resistant rings |
| VelaAT13 | Al₂O₃ balance, TiO₂ ≈13, SiO₂ <0.5, Fe₂O₃ <0.2, MgO <0.1, CaO <0.1 | Melting & Crushing | 850–1000 HV₀.₃ | APS | Textile machinery: components Paper industry: roll shafts Hydraulic industry: parts, plungers Chemical fiber industry: separating rollers and fittings General machinery: rollers, mechanical seals, brazing fixtures, washer plungers, wear rings |
| VelaAT40 | Al₂O₃ balance, TiO₂ ≈40, SiO₂ <0.5, Fe₂O₃ <0.4, MgO <0.2, CaO <0.1 | Melting & Crushing | 550–850 HV₀.₃ | APS/HVOF | Textile machinery: spare parts Paper industry: components Hydraulic industry: parts Chemical fiber industry: separating rollers and fittings Machinery parts: washer plungers, rollers, mechanical seals, wear-resistant rings |
| Vela8YSZ | ZrO₂ balance, Y₂O₃ ≈7.5–9, SiO₂ <0.01, TiO₂ <0.01, MgO <0.01 | Agglomerated & Sintered | 600 HV₀.₃ | APS | Aerospace & power generation: gas turbine blades, combustion section parts, transition sections, nozzle ducts Engine components: cylinder heads, jet engine combustion chambers, intake valves, combustion liners, turbochargers Thermal barrier coating with adjustable porosity |
| VelaTO2 | TiO₂ 99.91%, ZrO₂ ≤0.001%, Al₂O₃ ≤0.001%, CaO ≤0.001%, Nb₂O₅ ≤0.015%, SiO₂ ≤0.001% | Agglomerated & Sintered | 450–750 HV₀.₃ | APS/SAPS | Electronics, optics and aerospace thin film materials Electrochemical electrodes for environmental protection Sewage & wastewater treatment (high oxygen potential, anti-corrosion) |
| VelaNbOX | NbOₓ ≥99.95, Fe₂O₃ ≤0.005, SiO₂ ≤0.001, Cr₂O₃ ≤0.001, CuO ≤0.001, NiO ≤0.001, PbO ≤0.001, Al₂O₃ ≤0.001, Other Oxides ≤0.039. | Agglomerated & Sintered | -- | APS/SAPS | Capacitive touch screen: refractive index matching layer,Polymer thin film: high refractive index mesh coating,Glass products: solar glass, automotive glass, architectural glass |
A:15-45um,B:20-53um,C:15-53um,D:20-45um,E:5-30um,F:5-25um,G:2-10um,H:5-15um,I:5-20um,J:5-25um,K:10-3um,L:10-38um,M:15-38um,N:20-45um,O:45-75um,P:45-90um,Q:45-106um,R:20-106um,S:45-125um,T:45-150um,U:53-125um,V:53-150um,
1:1.2mm,2:1.6mm,3:2.0mm,4:2.4mm,5:3.2mm,6:4mm,7:5mm,8:6mm.
If you want to know more details about tungsten carbide based thermal spray powder,please contact Jiangxi Velavision mail: lion@jxvelavision.com