Technical Support | (Trouble Shooting) Crazing
JKMG
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1,374
22-04-04 14:38
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Crazing
Phenomenon | Irregular cracks like bird footprint appear on topcoat film during drying. |
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Cause | A. Applying at too cold temperatures. B. Solvent in topcoat infiltrates into the previous paint film during initial topcoat application. |
Repair | Remove the cracked area and refinish. |
Prevention | A. Use fast type thinner. B. Apply urethane primer-surfacer(PS-330, PS-550) before applying topcoat. |