热喷涂的原理

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  01

  Wire & Powder

• 

  02

  Electric, Gas, Liquid Heat Source

• 

  03

  Particle Acceleration

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  04

  Substrate Impact

热喷涂的种类

Quality / Type 适用领域 热源的温度 热源的种类 粒子速度 附着力 孔隙率 主要喷涂材料

Electric Arc Spray 锅炉管道、船舶/海洋设备等 4,100℃ Electrical Arc 150m/sec 8,000psi 5 ~ 15% Al, Cu, Ni-Cr Inconel

Flame Spray (Wire, Powder) 锅炉管道、船舶引擎部件、船舶/海洋设备、机械部件 2,200-3,100℃ Oxygen+ Fuel Gas 50~150m/sec 4,000~6,000psi 8 ~ 13% Al, Mo, Ni-Cr ,Zn, SUS, Self-Flux Metal

H.V.O.F Coating Bucket、涡轮叶片、锅炉管道、炼油设备等 3,100℃ Oxygen + Fuel Gas 1,060m/sec 12,000psi 0.8% WC-Co, Cr₂C₃, Inconel

Plasma Spray 燃气轮机叶片、LCD Cathod、半导体等 15,000℃ Plasma Gas 650m/sec 10,000psi 3% Ceramic, WC, Ni-Al, Cr₂O₃

Hypersonic Metallization 锅炉管道、船舶引擎、一般机械、航空部件、替代镀铬 4,100℃ Electric Arc + Fuel Gas 500m/sec 15,000psi 1% Al, Cu, Ni-Cr, Ti, lnconel