System 7, VOC Coats for 1-coat Paint Applications
System 7
Individual part paint application
VOC coat
Paint repair
Surface:
Plastic:
Polycarbonate (PC), polyurethane (PUR), polyamide (PA), polypropylene (PP/EPDM), acrylonitrile-butadiene styrene (ABS), glass-fibre reinforced plastic (GRP).
On primed new parts and production paint applications
Operational procedure
Paint stage
Products
Notes
I
II
III
Clean
x
Antistatic cleaner
Spray on using pump atomiser and dry with a cloth.
Sand
Dry sanding
Sand down fault site with grain no lower than P 600. Roughen remaining surface using sanding/matting pad fine.
Prime
–
Plastic primer
Spray two layers. Grain no lower than P 800. Roughen remaining surface using sanding/matting pad fine.
Sanding/matting pad fine.
Aqueous degreaser
Spray top coat paint
100 parts of coat
60 parts of hardener
25 parts of thinner
Spray one thin layer. No intermediate flash drying. Final spraying with one more layer. Setting time 1 to 3 minutes before oven drying.
