Upper Fuser Roller

Upper Fuser Roller

Upper Fuser Roller

Also known as top fuser roller, it is the core heating part of the fuser assembly. It supplies the high temperature required for toner fixing. Combined with the pressure from the lower fuser roller, it melts toner and presses it into paper fibers to finish the fusing process.


Structure & Materials: 

Built with a high-strength metal core shaft coated with high-temperature-resistant, anti-toner-adhesion PTFE (Teflon) coating. Some premium versions adopt ceramic heating layers. It features fast temperature rise, even heat conduction, high heat resistance and wear resistance, and can operate continuously under temperatures above 200°C.


Core Function: 

The heating uniformity and surface flatness of the upper roller directly determine fusing performance. Wear, coating peeling or uneven heating will trigger defects including weak fusing, toner flaking, ghost images and inconsistent density. It is widely compatible with fuser assemblies of copiers and laser printers of all brands.

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Fuser Film Sleeve & Fuser Unit - Upper Fuser Roller Product List

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