> Case Introduction

The aggregate with size of 0-40mm will be conveyed by electromagnetic feeder and belt conveyor to vertical shaftimpact crusher for crushing, the crushed material will be conveyed to a two-deck screen for screening, the material with size of larger than 5mm will be conveyed back to impact crusher for crushing to achieve a closed circuit. According to the discharging requirement, part of material with size of 3-5mm will be discharged as final product; part of material with size of 3-5mm will be conveyed back to impact crusher for crushing again. The material with size of less than 3mm will be conveyed to coarse and fine powder separator to sort the stone powder with size of 0-0.075mm out. Material with size of 0.075-3mm and 3-5mm can be piled as final products. Impulse dust catcher can be selected as an option according to the requirements of environmental protection.

Fineness module and grading zone adjustment: frequency control system is equipped for sand maker and sand and powder separator, according to the characteristic of raw material, production mode can be adjusted to achieve a quick and easy adjustment of fineness module and stone powder content, it is the most advanced production process in China..Adjustment of stone powder content (sand equivalent): the stone powder content will be adjusted to the request range through sand stone powder separator.