| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a plaster board crushing and classifying apparatus with a simple constitution, driving a collapsing roller with a small torque, and efficiently classifying plaster boards into a gypsum part and a paper part. <P>SOLUTION: This plaster board crushing and classifying apparatus 100 is provided with crushing rollers 101 coarsely crushing the plaster boards into plaster board pieces, a pair of collapsing rollers 102 collapsing the plaster board pieces coarsely crushed by the crushing rollers 101, pulverizing the gypsum part or making into small lump, and separating from surface skin paper, and a paper sending roller 103 and a punching metal 104 separating a mixture of gypsum and paper chips discharged from the collapsing rollers 102. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
