| 摘要 |
An image heating apparatus includes a heating rotatable member for heating an image on a recording material in a nip; a nip forming member for cooperating with said heating rotatable member to form the nip; a rubbing rotatable member having a rubbing material for rubbing said heating rotatable member; the following is satisfied: <?in-line-formulae description="In-line Formulae" end="lead"?>7x10<SUP>-3</SUP><=(P/piH tan theta) (|V-v|/V)<=68x10<SUP>-3 </SUP><?in-line-formulae description="In-line Formulae" end="tail"?> where P: load [N] by said rubbing member to said heating rotatable member, V: peripheral speed of said heating rotatable member [mm/sec], v: peripheral speed [mm/sec] the of said rubbing member, h: microhardness [GPa] of said heating rotatable member, and theta: a half-apex-angle [°] of said rubbing material.
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