Copper Chromite Black Spinal (P.Bk.28)
- Courier
- In detail
- OriginInorganic
Copper Chromite Black Spinel（P.Bk.28）
Chemical Name:Copper Chromite Black Spinel
Color Index: Pigment Black 28
C.I. No. : 77428
CAS No. : 68186-91-4
Chemical Composition: Cu/Cr/Fe Oxide
Physical Form: Black Powder
Crystal Pattern: Spinel Pattern
Product Characteristics:
A jet-black powder produced by high temperature calcinations. This pigment has good UV and visible opacity, is chemically inert, heat resistant, and stable to ultraviolet light. It has exceptional durability and hiding power. It is compatible with most resin systems and polymers, and is non-warping. This product is very easily dispersible, does not need grinding for dispersion and can simply be stirred in using most laboratory and production equipment to achieve full dispersion.
Main Technical Data
| Heat Resistance | ≤1000°C |
| Light Resistance (Grade 1-8) | 8 |
| Weather Resistance (Grade 1-5) | 5 |
| Acid Resistance (Grade 1-5) | 5 |
| Alkali Resistance (Grade 1-5) | 5 |
| Oil Absorption | 18-22g/100g |
| Density | 4.8-5.6 g/cm3 |
| PH | 7-9 |
| Mean Particle Size | ≤1.5 µm |
Regulations:
Compliant to EU RoHS 2002/95/EC
Compliant to EN71Part 3:1994 (A1:2000/AC2002)
Compliant to US FDA 21 CFR 177.1520
Compliant to ASTM F963-08 (Clause 4.3.5)
Compliant to REACH
Suggestion Formula:
| Plastic(dark)
5‰-8‰ |
Plastic（light）
1‰-3‰ |
Coating
8%-18% |
Applications:
1) Paints, coatings: Exterior coating, fluorocarbon coating, industrial coating ,aerospace and marine coatings ,automotive coating.
2) Glass: Technology glass, colored glass, glass lamps...etc.
3) Ceramics: Daily-use ceramics, architectural ceramics, ceramic works, engineering ceramics...etc. (on-glaze, under-glaze)
4) Enamelware: Daily-use enamelware, industrial enamel, architectural enamelware...etc. (on-glaze, under-glaze)
5) Inks: Colored inks, watermark inks, concave-convex inks...etc.
6) Building material: Colored sand, concrete...etc.
Remarks: Item No. DPI-BK2801/2802/2803/2804/2805/2809 color from light to dark