Quick Detail
Place of Origin
HS-CODE
32-
Package & Delivery Lead Time
Detailed Description
Cobalt Blue (P.B.28)
Chemical Name: Cobalt Aluminates Blue Spinel
Chemical Composition: Co/Al Oxide
Color Index Name: Pigment Blue 28 / P.B.28
Color Index Number: 77346
CAS Number: 1345-16-0
Physical Form: Blue Powder
Crystal Pattern: Spinel Pattern
Product Characteristics:
Pigment Blue 28 is a bright color with reddish blue, which has a special anti-far-infrared function. it is also one kinds of environmental protection pigments, which is internationally recognized as non-toxic pigments. It is easy to disperse, with excellent heat resistance, weather resistance, acid & alkali resistance, and resist to a variety of solvents, good hiding power.
Main Technical Data
Heat Resistance ≤1200°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 28-37g/100g
Density 3.8-5.4 g/cm3
PH 7-9
Mean Particle Size ≤0.95µm
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
Applications:
It is mainly used in high temperature (resistant) coatings, ceramics, enamels, glass coloring, coloring of high temperature resistance engineering plastics, food contact plastics, as well as art paint.
Remarks: Item No. DPI-BU2801/2802/2803 color from light to dark.
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