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Powder Coating Surface Defects
Surface defects on aluminum parts: What causes snow-like material?
Q: One of my customers is facing an unknown problem when they use a polyester powder coating. The coated pieces...
Powder coating outdoor durability: How to eliminate pinholes on steel gates
Q: I design and manufacture designer gates cut from 3-mm mild steel. When I get the raw steel back from...
TGIC-free powder: What’s causing the pinholes and voids on our customer’s parts?
Q: I am dealing with a very perplexing issue on some parts, and I’m out of answers for my upper-management...
Surface inconsistency: Addressing defects related to gloss, orange peel, or finish anomalies
Q. We recently ran into three different batches of powder (two different colors) over a two-week period that progressively seemed...
Powder coating bits: What are the sources of “bits” in powder, and how they be eliminated or controlled?
Q: “Bits” seem to be a common complaint in powder coating. What are the sources of bits in powder? How...