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2008

Common Wood Finishing Problems

(M.L. Campbell)

 

Problem Solving   Blistering
Separation of Liquid   Excessive Settling
Sagging of Film   Cratering
Skinning of Liquid   Delamination of Finish Over Stain
Streaks   Poor Adhesion of High Solids Coatings
Lack of Flow   Changes in Luster During Application
Non-Drying or Poor Drying   Proper Sanding
Spotty Drying   Sanding / Finishing Tips
Lack of Hiding   Post Catalyzed Products Application Guidelines
Poor Adhesion of Film   Hand Marks / Fingerprints on Finish Coat
Lack of Adhesion Between Coats   Foaming (Water-Borne Coatings)
Brittleness   Bubbles (Open Pore Woods)
Flat Spots   Bubbling of Coating (Latex)
Excessive Spray Fog   Recommend Moisture Content For Wood Prior to Finishing
Excessive Body   Spray Pattern Bottom Heavy
Cracking or Crazing of Film   Spray Pattern Heavy to Right
Too Little Coating Weight   Spray Pattern Heavy to Left
Excessive Marring   Spray Pattern Heavy at Center
Discoloration   Spray Pattern Split
Finish Printing   Excessive Material
Orange Peel   Material Won't Spray From Spray Gun
Dirty or Seedy Finish   Material Won't Flow From Suction Cup
Blushing   Material Won't Pump From Pressure Tank or Pressure Cup
Haze   Gun Sputters Constantly
Oil Bloom   Material Leaks From Spray Gun
White Spots   Material Leaks Fluid Needle Packing Nut
Brown Spots   Spray Pattern Top-Heavy
Pinholes or bubbling   Pump Freeze-Up (Latex)
Bleeding    

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