For fine aggregates making plant, the producing sand which washing by the sand washing machine is very clean and with decreased impurity content, perfect sand grain shape, reasonable sand gradation and obviously improved cleanliness. Standard of Aggregate. 1. Fine aggregate .
Humboldt's aggregate testing equipment includes ASTM testing sieves, as well as air jet sieves and wetwashing sieves. We also have sieve shakers and material sample splitters for most applications. Our testing equipment also includes abrasion testing, .