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Laser spot welding


  • Nd:YAG laser spot welding of platinum coated stainless steel blades to stainless steel sprung support bars
  • requirements for very high reliability and production rates
  • produce 117 000 spot welds per hour
  • alternative processes include resistance welding (electrode sticking problems), adhesives (long curing times), and CO 2 laser welding (beam delivery difficult)
  • estimated manufacturing cost £0.00002 per twin blade cartridge


  • flexibility of using a robotically manipulated, fibre delivered laser beam
  • precision welding of 13 spot welds per blade
  • minimum distortion
  • good cosmetic appearance

For more information, please email