Pigment blue 28-Cobalt Aluminate Blue Spinel-for plastic, coatings, ceramic and inks
Pigment blue 28-Cobalt Aluminate Blue Spinel-for plastic, coatings, ceramic and inks
Pigment blue 28-Cobalt Aluminate Blue Spinel-for plastic, coatings, ceramic and inks
Pigment blue 28-Cobalt Aluminate Blue Spinel-for plastic, coatings, ceramic and inks

Item specifics

Product Name
Cobalt Blue
Color Index
Pigment Blue 28
CAS No
1345-16-0
Chemical Composition
Co/Al Oxide

Review

Description

characteristic

Pigment Blue 28 Description

 Advantage:

High performance inorganic blue pigment with very good light fastness, weather resistance and high opacity. Outstanding chemical stability, outdoor durability, moderate NIR reflectance, no warping or shrinkage. It can be suitable for the requirements of military, aerospace and architectural industries.


Physical Properties
PY184
Test Item
Specification
Cont of water % ≤
2.5
Soluble matter in water %≤
2.0
Oil absorption %
45±5
Water permeate (grade)
5
Oil permeate (grade)
5
Conductivity (µm/cm)≤
250
Quality of total (ppm)
200
Residues passing through(100mesh)% ≤
5.0
Ph value
79
Fastness Properties (5=excellent, 1=poor)

Acid Resistance

5

Light Fastness (8=best)

8

Alkali Resistance

5

Bleeding Resistance

5

Alcohol Resistance

5

Heat Resistance(℃)
1200

Ester Resistance

5

Ketone Resistance
5

Benzene Resistance

5

 Migration Resistance

5
application
Pigment Blue 28 application:
  • Exterior coatings, fluorocarbon coatings, industrial coatings, aerospace and marine coatings, camouflage coatings, coil coatings, rock frescos coating, powder coatings, solvent based paints, water-based paints, architectural coating, stoving coating, UV coatings, high-temperature paints, exhaust part, military topcoat, engineering plastics, master batch, polyolefins, PS, ABS, engineering polymers, PVC, silicones and rubber, technology glasses, colored glasses, glass lamps, architectural ceramics, ceramic works, engineering ceramics, industrial enamels, architectural enamelware, colored inks, glass ink and paint, ceramic ink and paint, watermark inks, concave-convex inks, colored sand, concrete and other building materials.

PY184
Package and Delivery
●   25KG kraft bag, 500KG one pallet.
●   Lead Time: Normally around 15 days after signed contract.