Pinholes

A defect consisting of tiny holes on paint surfaces also known as cratering.

The Causes

  • Thick paint application

  • Insufficient flash-off time between layers

  • Thinner too fast at high room temperature

  • Insufficient amount of thinner

How to Fix

  1. Fill the holes with Nippon Paint Polyester Putty or Universal Body Filler N2, sand & clean defective area, repaint with Nippon Paint 238 2K Primer or Nippon Paint HS Filler follow by Topcoat.

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NP Polyester Putty

A high performance polyester putty for all types of vehicles. It has high scraping ability, good weathering resistance, good bonding strength and elasticity.

  • Easy sanding
  • Fast drying
  • Low shrinkage
  • Excellent adhesion

Universal Body Filler N2

A BPO cured polyester body filler formulated to fill surface imperfections which cures at ambient room temperature.

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