2K Primer Surfacer

2K primer surfacer is a fast drying, high build, good adhesion primer. They are suitable for new vehicle parts and repair.


   Mix Ratio
(by volume)
2K Primer Surfacer (UN-8201,UN-8203,UN-8204): 5 parts
Hardener(UN-8202): 1 part
Thinner(UN-6001,UN-6002,UN-6003): 1 part
*Choose the materials according to the temperature
  Pot Life 2 hours@20℃
   Spray Gun &
Air Pressure
Gravity type: 1.2~1.5mm, 4Pa
Suction type: 1.4~1.6mm(Spray 30~50μm)
   Spray Method 2-3 single coating to coverage (volatilization time of each layer:5 to 10 minutes)
Drying Time 3 hours@20℃,30 minutes@60℃
   Sanding Before spray: P180~P400 by dry sanding
After spray: P800~P1000 by wet sanding
  Substrate OEM paint,steel surface,Fiber Reinforced Plastics,surface of putty
galvanized steel, stainless steel
  Packaging 5KGX4tins/ctn
  Shelf Life 5 years
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