
information on these operating instructions the present operating instructions for the model bb 200 jaw crusher provides all the required information on the topics mentioned in the table of contents. these guidelines are provided for the use of the groups specified in each chapter and will ensure safe operation of the,experimental and numerical studies of jaw crusher,jaw crusher layout (supporting structure highlighted in red, character, while the material provided to the crusher varies in size and mechanical properties in a random way. this situation required a determination of the are two main reasons for the poor operating conditions of the crusher supporting structure 1) resonance vibrations in