ultramarine blue
The ultramarine blue is the most commonly used blue earth pigment. High-Grade production Advantages:
1.The better strict control of chromatic coordinates
2.The better strict control of particle distribution
3.The batter Scatter
4.Very Good Heat Resistance
5.Excellent Fastness to Light
6.Safety and Innocuous
7.No Migratory
Properties
|
Molecular weight |
： |
862.60578 |
|
M.F. |
： |
Na6Al4Si6S4O20, |
|
CAS No. |
： |
57455.37.5 |
Physical properties
|
Appearance |
： |
Blue powder |
|
Purity % |
： |
≥ 99.0 |
|
Heat Resistance (°C) |
： |
250-300 |
|
Volatile content: |
： |
0.1%max |
|
Specific Gravity |
： |
2.35gr/cm3 |
|
Oil Absorption |
： |
30-45 |
|
Moisture Content |
： |
1% max |
|
Residue(44 micron screen ) |
： |
0.1% max |
|
Sulphur Content |
： |
0.05% max |
|
Water Soluble Salts |
： |
0.2% max |
|
Absolute Tinting Strength |
： |
100%±3% |
|
Tinting Shade |
： |
Compare with standard sample |
|
Average Particle Size (um) |
： |
1.7-1.9 |
Packaging:25kg per kraft paper bags
Safety & Handling: Ultramarine blue should be handled in accordance with good industrial practice. Detailed information is provided in the Material Safety Data Sheet (MSDS).