The machine could crush the whole tyre automatically with two model, one is for 800 tire, another is for 1200 tire. This machine has the structure compact, advance technology, low power consumption, high efficiency, crushing room with off-structure, easy to maintenance, etc. The machine, adopting excellent hard alloy steel as it blade, highly hard and wearable, is druable; Circle mesh screen has gridding structure, dropping pieces with large area, is good for rubber pieces.