Pre - treatments

  • Phosphating wiht passivation on a 6 stage pre-treatment line of 60 meters pre-tretment suitable for exterior use.
  • Phosphating on a 4 stage pre-tretment line of 18 meters.
  • Phosphating of larg size parts with 3 stage pre-tretment in passivated spray equipment.
  • Pre-treatment products are dried at 110 – 125 C° in the last step.