An image forming apparatus provided with a bent sheet feeding guide member (93) in the transportation path for transporting the recording material (P) with the inclination along the width direction of the guide surface configured by the bent sheet feeding guide member being variable, or provided with a pair (71) of transporting rollers that transports a recording material in the transportation path for transporting a recording material with the inclination of the pair of transporting rollers along the axial direction being variable with respect to the transportation surface.
