hydraulic jaw crusher, pey hydraulic protection jaw
Mar 14, 2019 · Introduction to PEY Hydraulic Protection Jaw Crusher. PEY series hydraulic protection stone jaw crusher with overload protection function, when unbreakable materials enters the crushing cavity, the equipment load rises sharply, meanwhile hydraulic protection device start to work to make the unbreakable materials unload immediately, thus avoiding impact to jaw crusher due to the sudden …