The early cage mills were primarily used to crush non-abrasive materials.
2.
We know these machines today as Cage Mills.
3.
Yet another approach is the Harrington Seed Destructor, which is an adaptation of a coal pulverizing cage mill that uses steel bars whirling at up to 1500 rpm.
4.
The first cage mill was shipped April 22, 1886; and the first cage mill to be shipped overseas was in December, 1890, to Kennedy Brick Machinery Manufacturing in Liverpool, England.
5.
The first cage mill was shipped April 22, 1886; and the first cage mill to be shipped overseas was in December, 1890, to Kennedy Brick Machinery Manufacturing in Liverpool, England.
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