To provide an apparatus for kneading an aggregate and a resin capable of continuously kneading the aggregate and the resin having much reactivity like a urethane resin.

In the apparatus for kneading an aggregate and a resin, aggregate supply ports 11 are provided near both ends, a rotary shaft 2 having agitating blades 21 is inserted into a lateral cylinder 1 and supported at both ends by bearings 13 at both ends of the cylinder 1. A discharge port 12 are provided near a center of the cylinder 1. Resin supply nozzles 3 are provided between the port 11 and the port 12 of the cylinder 1.