Iron chromium brown pigment

Iron Chromium Brown

Cadello iron chromium brown pigments provide warm earthy brown shades with excellent heat stability and weather resistance, widely used in industrial coatings, glass and ceramic enamels.

Chemical Composition: Fe-Cr-O Chemical Formula: Fe2(Cr,Fe)2O4 Colour Index™: Pigment Brown 29 CAS Number: 12737-27-8 Crystal Form: Spinel

Application

Iron chromium brown is mainly used for colouring of heat-resistant coatings, coil coatings, ceramic glazes, glass enamels and architectural elements where long-term durability and chemical resistance are required.

Brown car
Brown roof
Brown Engine plastic parts
Brown army IR

Technical Data

Model CDL-BK809 CDL-BK810
Average Particle Size (μm) 2.5 2.5
Thermal Tolerance (°C) 1000°C 1000°C
Light Fastness (level 1–8) 8 8
Weather Resistance (Grade 1–5) 5 5
Oil Absorption (g/100g) 10–25 10–25
Density (g/cm³) 4.5–5.3 4.5–5.3
pH Value 6–9 6–9
Acid & Alkali Resistance (Grade 1–5) 5 5
Full Color
Deluted Color (1:4 TiO₂)
Coating
Plastic
Glass Ink
Concrete
Recommendation Not recommended

Customized Solutions

Cadello offers tailored formulation development, performance optimization, and application testing to provide precise, high-performance pigment solutions across plastics, ceramics, glass, and coatings.

Please contact us for more technical data.