Molecular Formula CaO
Molecular weight: 74.93
Property : Black powder, relative density is 6.45g/crn3 and melting
point is 1795+/-20 centigrades ,it dissolves in acid does not dissolve
in water and alcohol .
Usage : Adhesives of glass , porcelain enamel , pottery and magnetic
materials , colorant of pigment
Packing : wood drum , 50kgs/drum , paper board carton : 20kgs/carton
Specification :
| Item |
Grade 1 |
Grade 2 |
Content of Co |
74% |
72% |
| Ni |
100ppm max |
500ppm max |
| Fe |
70ppm max |
100ppm max |
| Cu |
150ppm max |
200ppm max |
| S |
100ppm max |
100ppm max |
Insoluble in hydrochloric acid |
300ppm max |
500ppm max |
| Fineness(residue on l00mesh) |
2% max |
2%max |
|
