Magnum® Stone Technical
Specifications and Product Comparision
Crystallized Glass Series
| Characteristic |
Magnum Stone |
Marble |
Granite |
| Specular gloss |
90-100 |
50-80 |
80-90 |
| Mohs hardness |
6 |
3.5 |
5.5 |
| Specific gravity ( g/cm3 ) |
2.7 |
2.7 |
2.7 |
| Compression strength ( Mpa ) |
510 |
92-234 |
61-306 |
| Charpy shock strength( KJ/m2 ) |
3.0-4.5 |
2.1 |
2.0 |
| Water absorption ( % ) |
0 |
0.30 |
0.35 |
| Bending strength ( Mpa ) |
37 |
1.7 |
15 |
| Acid resistance ( 1%H2SO4,% ) |
0.08 |
10.3 |
1.0 |
| Alkali resistance ( 1%NaOH,% ) |
0.03 |
0.03 |
0.10 |
Thermal expansion coefficient
(X10-7/30?~380? ) |
60-80 |
80-260 |
50-150 |
|
