SAND, GRAVEL, AND CRUSHED STONE ON-THE-JOB …
A crushed stone plant differs somewhat from a sand and gravel plant. Raw material is brought f rom a quarry to a prim ary crusher by rear dum p haul tru cks. Som e prim ary crush ers are fed by wobblers, which are chain driven conveying systems with eccentric rollers. After primary crushi ng, mater ial is conv eyed by belt to a scr ubber for ...