... additive and intermediate reactor, it has been widely used in different industries like metallurgy, chemistry, machinery, electricity, etc ... and graphite molds. Duratight GPC carbon additive has the features of high carbon,low sulphur,nitrogen and harmful impurities. ... brake pedal and friction material.Product Specification Product No.Fixed Carbon (Min)SulphurAshV.MMoisture MaxMaxMaxMaxDT-CA-0197.00%0 ...