Crushed granite
Crushed stone fraction size 2-5 mm Grain composition % % Content of grains with a size over 10 mm Content of grains with a size over 5 mm 7.8 Content of grains passing through a sieve with a mesh of 0.16 mm 1.82 Coarse particle size modulus Bulk density, t/m Strength grade 1300 Content of dusty and glossy particles, % 0.8 Frost resistance, cycle 300 Content of harmful compounds and impurities within normal limits Total specific activity of radionuclides radiation-hygienic characteristics, class I Safety requirements Hazard class according to the degree of exposure to the human body 4 Types of hazard Explosion - and fire hazard Non-flammable, fire and explosion-proof. Danger to humans Low-hazardous substance, has an irritating effect on the skin and mucous membranes. Personal protective equipment Overalls, personal respiratory protection equipment (ShB-1 'Lepestok' respirators), mittens, safety glasses. The guaranteed shelf life of the product is 12 months from the date of manufacture. Crushed stone with a fraction of 2-5 mm is widely used as a de-icing material, both independently and in a mixture with de-icing reagents. Crushed granite is produced by crushing hard rocks with subsequent separation into fractions.
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