Emulsion Bitumen We can provide a wide range of Iran Emulsion Bitumen grades such as CRS, CMS, CSS, RS, MS, SS Cutback (Rapid-Curing, Medium-Curing, Slow-Curing) Cutback Bitumen Slow Curing SC grades are 30, 70, 250, 800 and 3000 Cutback Bitumen Medium Curing MC grades are 30, 70, 250, 800 and 3000 Rapid Curing Cutback Bitumen RC grades are 30, 70, 250, 800 and 3000 Penetration Bitumen Penetration Grade 10-20, 20-30, 30-40, 40-50, 50-70,60-70, 80-100, 85-100, 100-120 Performance Grade PG 58-22, PG 64-16, PG 70-10