Get Latest

[email protected]

Required Coal Gradation

We are here for your questions anytime 24/7, welcome your consultation.

Get Price
Stone Crusher

20191116  The artificial sand produced by proper machines can be a better substitute to river sand. The sand must be of proper gradation it should have particles from 150 microns to 4.75 mm in proper proportion. When fine particles are in proper proportion the sand will have fewer voids. The cement quantity required will be less.

More News

Latest News

Copyright © 2018.Henan Mining Machinery Co., ltd. All rights reserved.Sitemap

shangwutong