Matting

Cause

• Surfacer not allowed to dry properly. 
• Unsuitable reducers or hardeners.
• Hardener had already reacted with moisture. 
• Poor air circulation in drying oven. 
• Extraordinary climatic conditions.
• Film thickness too high or low.

Prevention

• Keep to the drying times and film thicknesses specified on the Technical Data Sheets.
• Use only the recommended reducers. 
• Close hardener cans immediately after use. 
• Check air circulation in drying oven.

Remedy

• After drying, polish the affected area to a full gloss or, alternatively, lightly sand the whole surface, clean with silicone remover and respray.