Item

Top Quality

First rate

Result

Moisture     ≤

2.0

3.0

1.84

HCL insoluble   ≤

0.10

0.15

0.06

CaO≤

0.43

0.70

0.31

MgO≥

41.0

40.0

41.58

Burnt loss     ≤

54~58

54~58

54.25

Cl ≤

0.1

0.15

0.0027

Fe    ≤

0.02

0.05

0.068

Mn    ≤

0.004

0.004

0.004

SO4 ≤

0.1

0.15

Qualified

Screening residues (150um)

            75um) ≤

0.025

1.0

0.03

0.017

Bulk densityg/ml       ≤

0.12

0.14

0.10