... Japan, Korea, India, USA, Italy etc.Duratight carbon Additive has the features of high carbon,low sulphur,nitrogen and harmful impurities. So ... , brake pedal and friction material. No.Fix Carbon(min)Sulphur (Max)Ash(Max)V.M(Max)Moisture(Max)Grain size 1 (90%)grain size2(90%)Nitrogen ... (Max)DT-CA-0197%0.50%1.50%1 ...