Toshiba e-STUDIO555 Service Manual page 92

(7) Fusing
Fusing is a process of melting and fixing the toner on the paper.
Method:
The softening point of the toner
(main ingredient: resin) is 90 to 100°C.
↓
(Heat)
The toner is melted by the heat of the surface of
the fuser roller.
+
(Pressure)
The pressure roller is pressed against the fuser
roller by the springs to increase adherence of the
melted toner to the paper.
↓
Heat and pressure are applied to the paper when
it passes between the fuser roller and pressure
roller.
||
(Fusing)
The toner is fixed on the paper.
e-STUDIO555/655/755/855
COPY PROCESS
Fuser roller
Pressure
IH coil
Separation finger
Pressure
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3 - 8
Paper
Fig. 3-18
Fuser roller
Paper movement
Pressure roller
Fig. 3-19