Made by Anthracite & Bituminous Coal with the characters of low ash,
rich micropore, high BET surface and good adsorption. Widely used in
water treatment, air purification, food decolourant etc.[...]
ECA is a kind of product using the best available anthracite as raw material, after calcining, the physical and chemical properties have been changed and can have the state of half graphite to fulfill all kinds of need.[...]
Ferro silicon is the grey lumpish solid. It has very strong stabilities and does not take place any chemical reaction in the dry air. It is used extensively in the steel-making, casting non-ferrous metals and other industrial production. It is the good deoxidizer and most steel kind us Ferro Silicon for deoxidation.[...]