The Jaw crusher’s fixed jaw liner board (tooth board),mobile Jaw liner board(tooth board),the two side liner board.these board are easy to wear and tear.
If the degree of wear are serious,the finishing will be bigger than expected.
For the beginning wear and tear,we can turn the tooth board around.the jaw board ‘s abrasion mostly happen at the middle and bottom part of the crusher,when the tooth ‘s length has run out of  its 3/5,it’s the time to replace the new liner plate. when the two –side liner plate has run out of its 2/5,it’s the time to replace the new one either.

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