After adding the spiral groove on the roller, it can be the stone removing Double roller crusher. This device can directly remove the stone whose diameter is 3~15 cm without even breaking stones. And...
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After adding the spiral groove on the roller, it can be the stone removing Double roller crusher. This device can directly remove the stone whose diameter is 3~15 cm without even breaking stones. And in this way, it can reduce the roller loss. Its technical parameters is as the same as the ordinary roller machine.
