Gravel and crushed stone are inexpensive materials that are used for various construction purposes and all kinds of road works. It is very easy to work with both materials, but it is best to use them in different ways.
The main difference between gravel and gravel in the degree of grinding. Gravel consists of pieces of breed. Pieces of irregular shape, from 1/2 inch to 1 inch. In the process of grinding the material, part of it turns into sand, which helps to stabilize gravel in solutions . River gravel is smooth, rounded stones from 1/8 inch to 1 1/4 inches in diameter. River gravel comes from channels of rivers and streams and, as a rule, light brown, white or transparent. Because of its smooth, rounded, small gravel is not a very good choice for filling the foundations.
Granite gravel, more popular material, since less high for this crushed stone, the price of Kharkov is precisely the city where you can inexpensively buy large industrial volumes of construction granite crushed stone.
Granite crushed stone is a larger material, as a rule, is used in underground work. Irregular shape with sharp corners, crushed crushed gravel is able to compact as much as possible and compacted. As a result, a strong basis is formed for strengthening the pillars and adding surfaces of roads, paths and courtyards. The properties of crushed stone allow you to freely drain underground waters and absorb any voltage to prevent swelling at low temperatures. Granite crushed stone is often used when laying roads. Mixed with sand, this material forms a soft road pillow. Unlike gravel, crushed stone does not stabilize during compaction.
