Turning type reclaimed aggregate grinder

A rotary grinder for a reclaimed aggregate is provided to obtain sand having high quality by preventing the sand from being excessively pulverized into a small size. A rotary grinder for a reclaimed aggregate comprises a turntable liner(210), a top shell table liner(310), an upper tension spring(350), and a tension adjusting nut(370). A main shaft(100) is provided at the center of the rotary grinder. The main shaft is connected to a motor through a sprocket and a chain so that the main shaft is rotated. A turntable(200) is mounted around the main shaft, so that the turntable is rotated together with the main shaft. A plurality of turntable liners are radially arranged on the top of the turntable. The turntable liner includes an inner turntable liner and an outer turntable liner coupled with the inner turntable liner.