jaw crusher that employs the simple technology of a four bar mechanism, and design a small scale mechanized jaw crusher for crushing the stones into aggregates. This mechanism will help to evaluate its effectiveness in comparison with other different types of mechanisms in use especially the double toggle and the modified single toggle mechanism. Find here Stone Crusher Plant, Robosand Making Machine manufacturers OEM manufacturers India. Get Contact details address of companies manufacturing and supplying Stone Crusher Plant, Robosand Making Machine across India. This 250-300tph Stone Crushing Plant can course of action the medium hard rock stones and its capability can reach 300 t/h. In general, the complete stone rock crushing plant is capable of mining processing mixture and sand stones. Zenith 250TPH--300TPH Stone Crusher Plant is our small and medium scale crusher plant.