Red clay chromite laterite chrome ore washing plant usually mainly uses vibating screen and spiral chute. If the raw ore contains a large amount of block shaped ore, the plant is necessary to add crushers and ball mills for crushing and grinding, and then enter the spiral chute for beneficiation after grinding the raw ore to the appropriate particle size. After two to three rounds of beneficiation through the spiral chute, can obtain chrome concentrate with a grade of over 48%.