A control unit is configured to control torque of a fixing motor and torque of a pressing motor such that tangential force at a part holding paper in cooperation with a fixing member in a pressing member is equal to or greater than tangential force at a part holding paper in cooperation with the pressing member in the fixing member, and that the relation between the tangential force at the part of the pressing member and the tangential force at the part of the fixing member changes in accordance with the smoothness of paper.
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