To provide an image forming apparatus capable of preventing a photosensitive material from having a corner folded during conveyance.

The image forming apparatus, having a plurality of pairs of rollers, holding and conveying a photosensitive material wetted with processing liquid, consists of a processing tank filled with processing liquid, the plurality of pairs 62a, 64a, 66a, and 68a of rollers holding and conveying the photosensitive material wetted with the processing liquid; and of a guide 84a for changing the conveying direction of the photosensitive materials wetted with the processing liquid, and is characterized in that the pairs 66a of rollers disposed upstream from the guide 84a on a conveyance path 18 for the photosensitive material convey the photosensitive material with a conveying force of 2 to 5N.