There are some jaw plates are designed to 1 piece or 2 pieces. Different designs suit different jaw crushers and working conditions. Normally, large jaw crusher jaw plates are originally designed to use a 2 piece jaw die design, while the smaller jaw crushers used a 1 piece jaw die design. A 1 piece jaw design is now also designed for some large crushers.

Benefits of 1 piece jaw plate design:

Under this design, it can get much faster jaw plate replacement, which can less downtime
It can decrease necessary wear parts, such as the center wedges not required
More easily to install, which suit for limited maintenance space, mobile applications

Benefits of 2 pieces of jaw plate design:

Longer lifetime expectation (when changed as recommended)
Standard lifting tool supplied with the crusher
Reduced scrap rate and cost/ ton
Good nip angle if jaws are rotated according to recommendations

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Company Name: H&G Machinery (Shanghai) Co., Ltd.
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City: Pudong
Country: China
Website: https://www.hgminingparts.com/