With the increasing demand of artificial sand, pebble, granite, basalt or other materials become the main source of sand. Pebble is also from rocks, rock fall into the river, has long been scouring, abrasion, leaving the hard part. Smooth appearance and inner hardness makes it hard to be broken, directly into the mechanism of sand…

Mobile coal crushing plant variety and crushing systems based on different types of combination of single machines including jaw crusher, cone crusher, hammer crusher, etc. There are two coal crushing systems: open-circuit crushing system and closed-circuit crushing system. Open-circuit system is often used for those that have not serious requirement of end product’s granularity or…