| 摘要 |
<p>A grinder for use in a grinding apparatus, comprising a pair of rotary and stationary discs facing each other, in which the rotary disc is rotated through a shaft by a drive motor, and in which a large number of grinding material particles are embedded in the surfaces of the discs to form microbites to grinding surfaces of the discs, and the strength of the grinding surface of the stationary disc is inferior to that of the rotary disc. The grinder is formed in a cassette type so as to be replaced readily and quickly by new one. The grinder is provided with a clearance adjusting means for adjusting the clearance between the rotary disc and the stationary disc. </p> |
