Pinholes in polyester

10/17/2021 5:36:18 PM
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Pinholes in polyester

Pinholes in polyester

Pinholes in polyester

Cause

• Substrate insufficiently dried

• Polyester material not isolated with 2K filler

• Pores not deeply sanded

 

Prevention

• Allow preparation materials to dry thoroughly

• Deeply sand pores or re-apply filler/stopper

• Use a fine stopper to finish repair

• Mix hardener and stopper as completely as possible; avoid air bubbles

• Stopper application at a right angle prevents the formations of pores

 

Remedy   

• Fill pinholes with spray filler

• Sand damaged area and repaint

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