Can washed sand be used for building?
In principle, it is not possible. The so-called water sand, usually rinse to remove salt after the appellation of sand.However, no one really willing to manufacturers to wash the sand with sufficient water, no matter how wash, certainly there's also a residual chlorine ion composition of the. It will still be detected at the time of censorship.If it's for general use, it doesn't matter, but in architecture, don't use it if you have a sense of responsibility.In fact, in the coastal areas, the real river sand is not good enough to buy...... It's a contradiction.
River sand is mainly floodplain deposits of sand, the color of pale - yellow, with fine sand, coarse sand, coarse sand, gravel layer, gravel layer. The attitude toward the surface in the riverbed, from the bank to the riverbed tilt tendency from the upstream to the downstream slope, apparent density, bulk density of 2580kg/m3 1569kg/3m 2.89 is a sand fineness modulus of mud sand: 1.34%, hard texture, bright color, is a good building materials.
Washed sand can be used for building. Washing sand is river sand or sand old river bed material into the sand washing machine cleaning, after cleaning the finished product conveyor belt output by washing classification for the finished product, reach the finished size required materials from sieve, forming a closed loop several times. The granularity of the finished product can be assembled and separated according to the needs of the users, and the sand of various grades and specifications can be separated.
