Thermal Spray in Pulp and Paper
Paper and cardboard manufacturing machines contain numerous components, particularly rolls, that are highly susceptible to wear and corrosion. Protective coatings are commonly applied to various types of rolls and cylinder elements, including:
- Center press rolls
- Dryer cylinders
- Calendar rolls
- Traction rolls
- Yankee cylinders
- Anilox rolls
- Corona rolls
- Feeder / Draw / Pull rolls
Clutch Components
- Coating materials used are iron and nickel-base alloys, nickel–chromium self-fluxing alloy, carbides, oxide, ceramics, and various multilayers, again depending on the application.
- Generally, rolls are coated by NiCrBSi coatings flame sprayed, and others by WC–Co coatings HVOF sprayed.