This is a versatile piece of equipment capable of creating a wide range of particular effects on the slab. The metallic structure is lavishly designed, and the rollers are coated in granite. Each roller is independently driven by an inverter so as to allow for the production of a wide variety of slab designs. The adjustable inter-axle spacing also improves the uniformity. Rollers can be easily dismantled to speed up cleaning, which is facilitated by various openings and devices. Lump breakers can be installed in a series or in parallel at various points along the quartz line. Lump breaker is the best equipment to control the sand quality.