A material processing machine includes a rotary conveyer for delivering material to a material conditioner. The conveyer has a rotatable body and a paddle is mounted on the body. The paddle includes a support portion having a radially outer end and a radially inner end which is attached to the body. The outer end is not ahead of the inner end with respect to a direction of rotation of the body. The paddle also includes a lip portion which is supported by the support portion. The lip portion is forward or advanced with respect to the outer end of the support portion, with respect to the direction of rotation of the body.