Polyester repair set

  • Consisting of polyester repair resin, incl. hardener, glass fibre mat and plastics cover to mix resin and hardener.
  • Universally applicable

Art. No.:
745 311 (250 g)
745 312 (500 g)
745 310 (1000 g)



  • Covering of perforation corrosion, cracks or holes in car bodies, caravans, boats and devices in the home and garden
  • First remove all rust, old paint and grease from the repair area using Auto-K abrasive paper P60 (rough).
  • Then sand and spray on Auto-K anti-corrosion primer.
  • Mix throughly the required quantity of Auto-K polyester-repair resin with approx. 2% hardener.
  • Smooth out the cut-to-size glass-fibre matting on a firm board (e.g. Resopal or glass) and apply a thick layer of the hardener that has been mixed with the repair resin using a putty knife.
  • Also coat the repair spot with the repair resin mix.
  • Place the glass-fibre matting onto the spot of damage and carefully press down with the putty knife.
  • Storage: Resin and hardener 1 year at 20°C in closed original container

Product benefits:

  • Contains everything required to perform a cost-effective and professional solution for  perforation corrosion, cracks and holes
  • Can also be used in the model-making and mould-making fields

Packages / packaging unit:

  • hardener, 0.12m² alternatively 0,24m² glass-fibre matting
  • plastic lid for mixing polyester repair resin with hardener
  • PU 250g: 6 units per box
  • PU 500g: 4 units per box
  • PU 1000g: 2 units per box

Processing times:

  • Processing time: 6-8 minutes at 20°C
  • Further processing time: 20-30 minutes


  • The glass-fibre matting should be cut to size ao that the edges overlap the repair all round by at least 2cm
  • After the drying time, correct any uneven areas on the outside of the metal sheet using  Auto-K polyester filler
  • Immediately clean the used auxiliary tools (eg. spatulas/ mixing cups, etc) after finishing the process with acetone or thinner for nitro-cellulose