Natural iron oxide red is a red powder pigment, it owns stable quality, high weatherability, good resistance to anti-aging, anti-rust, acid and alkali. Natural iron oxide red pigment is widely used in paints and coatings, construction materials, anti-corrosion coatings, rubber, glasses, magentic materials etc.
Natural iron oxide red is made from high quality raw materials. Its main chemical element is Fe2O3, natural iron oxide red is chemical stability, good anti-aging, anti-rust, good acid and alkali resistance, excellent weatherability.
Natural iron oxide red is mainly used paints and coatings, construction materials, anti-corrosion coatings, rubber, glasses, magentic materials etc.
Specification | Value | |
Normal quality | Top quality | |
Appearance | Red iron powder | Red iron powder |
Oil Absorption, % | 20-35 | 13-30 |
Tinctorial Power (compared with std.) | 80 min. | 90 min. |
Water Solubles, % | 1 max. | 0.3 max. |
Moisture, % | 0.5 max. | 0.5 max. |
Reside (45μm mesh), % | 1 max. | 1 max. |
Content of Fe2O3, % | 75 min. | 80 min. |
Shade (compared with std.) | The same | The same |
pH Value | 6-8 | 6-8 |
SiO2, % | 7.9 | |
CaO, % | 0.8 | |
Al2O3, % | 5.64 | |
MgO, % | 0.32 | |
K2O, % | 0.13 | |
Na2O, % | 0.037 |
Beside the specifications above, Epsilon can produce natural iron oxide red according to customers’ standard samples.