Natural Sienna pigment – Brown, orange, yellow natural earth pigments by UK Pigment company Coloured Earth Pigments. Natural Sienna pigment for paint, lime colouring & more …
- A Natural Earth Pigment
- Permanent To UV
- Suitable For All Mediums
- Lime And Cement Colour Stable
- Non-Toxic
Technical Info:
Pigment Name: Natural Sienna – 169
Pigment Type: Natural Earths & Ochres
Country of Origin: France
Colour Index: Y43
Density: 900 g/l
Chemical Make-up: Natural Iron oxide
Chemical Formula: SiO2+Al2O3+Fe2O3+Fe3O4
Lime Stable? Yes
UV Rating: Very Good
Colouring Power: Very Good
Particle size: 50 microns (325 Mesh)
Heat Stability: Colour Stable to 165°C / 330° F
