| 摘要 |
A cone crusher includes a main frame having a chamber for rotatably receiving a eccentric housing, the housing includes an eccentric bore and a peripheral wall having different thicknesses for increasing the stone crushing effect. A inner bushing is received in the eccentric bore of the housing and includes an eccentric orifice for receiving stones to be crushed and a peripheral wall having different thicknesses for increasing the stone crushing effect. The inner bushing may be rotated relative to the housing, and a key may selectively securing the inner bushing to the housing.
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