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Substrates and Pretreatment Issues

Powder coating over bonderized steel: What pretreatment is necessary?

Q: What, if any, pretreatment is necessary for powder coating over bonderized steel? A: First of all, a point of clarification. Many people confuse...

Conductive powder coating primer: Are any products available that can be sprayed onto plastic objects prior to the powder being sprayed?

We currently are looking into spraying some plastic chips and some other possible designs in our lab for an upcoming...

Substrate pretreatment: Can pretreatment affect powder coating film thickness?

Q: I have a question concerning the relationship between pretreatment chemicals (currently using a zirconium-based pretreatment in a six-stage system...

High heat and corrosion resistance: Which powder coating chemistry can withstand high temperatures while maintaining resistance to corrosion?

Q: We have an application where a cast iron component is exposed to a temperature of 560°C for approximately two...

Zinc-rich primer: Why are the topcoat and base peeling off our outdoor iron rail fencing?

Q: What is the best powder coating primer to use as a base coat on fencing outdoor iron rails? We...