Image forming apparatus

摘要

An image forming apparatus is disclosed which comprises a toner-image holding unit (50) for holding a toner image, a recording medium (P), transfer-fixing means (2,3) for bringing the recording medium into contact with the toner image on the toner-image holding unit and heating the toner image so as to transfer and fix the toner image onto the recording medium, toner-image cooling means (4) for cooling the toner image transferred and fixed onto the recording medium so as to suppress the flowing of the toner image, and peeling means for peeling the recording medium off the toner-image holding unit. The toner-image is provided with a number of lines per length d (lines/inch) and a toner having a viscosity eta (Pa.s) satisfying the relation: <MATH> d