Specification

Test items                      Standard

Water % ≤                                                   2.00

Hydrochloric acid insoluble matter% ≤                         0.10

Calcium oxide (CaO)%     ≤                              0.43

Magnesium oxide(MgO)%   ≥                            46.00

Loss on ignition%                                          54—58

Chloride% ≤                                             0.10

Iron(Fe)%   ≤                                         0.02

Manganese(Mn)% ≤                                   0.004

Sulfate (SO4)% ≤                                              0.10

Residue on sieve150µm,% ≤                               0.025

Bulk density g / ml                                          0.12