Calcined Dolomite Available in Powder Form. Packing 50 kg HDPE / 1 MT Jumbo Bags. MOQ - 12 MT for Jumbo Bags / 25 MT for HDPE bags We require 15 days to produce, bag and move to the port. SiO2 2.78% , CaO 47.10% , MgO 33% , Fe2O3 0.65%, Al2O3 0.20 %, LOI 15.09%, SO3 0.04%