A sheet manufacturing apparatus includes a transferring unit configured to transfer a web which includes fibers and resin and accumulates on the transferring unit, and a heating unit configured to heat the web. The transferring unit has a first surface onto which the web is transferred, and a second surface onto which the web is transferred and which is positioned on a downstream side of the first surface in the transfer direction of the web, and an angle which is formed by the first surface and the second surface is less than 90 degrees.