Rock crusher hazards Stone Crusher Jaw Crusher. guidelines for management of hazards associated with crushing and A Clearing blocked jaw crushers can be very hazardous and many plant this may introduce other hazards such as flying rock chips from impact hammers. Rock Crushers for Commercial Gold Mining Operations.Apr 20, 2021 Jaw Crusher. A heavy duty machine that uses compressive force to crush rocks into a fine gravel. The Jaw Crusher is a improved crafting station that is used to crush rocks and ore. Compared to the Stamp Mill, it halves the crafting time and labor cost for all recipes.