Crushing of medium-hard rock for production of ballast, chippings and concrete aggregate. Outstanding product quality with a high-grade cubical, stress- and crack-free material.

Superfine grinding equipment (ultrafine mill) is mainly made up of main engine, reduction gears, analyzer, repairing platform, draught fan, powder collector, electrical cabinet, etc. The auxiliary engine is made up of jaw crusher, winnowing pan elevator, electro-vibrating feeder, material storage silo, etc.