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Cobalt Black
Cobalt Black (PBK27)
- Product Code
- Masstone
- Tint (1:3)
- Color Index Name
- Pigment Chemical
- Mean Particle Size
- Oil Absorption(%)
- PH
- Heat Resistance
- Black 2760K
- PBK27 77502
- Co-Fe-Cr
- ~1.6
- 20-22
- 6-8
- >500
- Black 2761K
- PBK27 77502
- Co-Fe-Cr
- ~1.2
- 20-22
- 6-8
- <1200
Main Characteristics
1. Pigment Black 27 (C.I. 77502)
2. Spinel structure
3. Blue phase cobalt black / Red phase cobalt black
4. Ease of dispersion
5. Excellent dimensional stability, Non-bleeding and Non-migratory
6. NIR reflectance (Cool Pigment)
7. Light fastness 8(1-8)
8. Weather fastness 5(1-5)
9. Acid fastness 5
10. Alkali fastness 5
11. Solvent fastness 5
12. Cement fastness 5
Cobalt Black Applications
1. Suitable for all indoor and outdoor applications;
2. Recommended for combinations with high performance organic pigments in opaque formulations to achieve improved weather resistance;
3. Recommended for applications requiring excellent chemical and weathering resistance;
4. Suitable for Polymer PVC-P; PVC-U; PUR; LD-PE; HD-PE; PP; PS; SB; SAN; ABS/ASA; PMMA; PC; PA; PETP; CA/CAB; UP; Engineering plastics; Powder Coatings; Water Based Coatings; Solvent Based Coatings; Printing Inks.
