Clinker is a nodular material which is used as the binder in cement products. Our clinker has the following specifications: 37-72% of 3CaO.SiO2; 6-47% 2CaO.SiO2; 2-20% 2CaO.Al2O3; 2-19% 4CaO. Al2O3.Fe2O3 Origins: Iran We also can supply clinker from Oman and Dubai but at different price