China Pigment Iron Oxide Blue for Color Concrete & Brick, Find details about China Iron Oxide, Inorganic Pigments from Pigment Iron Oxide Blue for Color Concrete & Brick
Product name: Iron Oxide Powder
Molecular Formula:Fe2O3
Appearance :Red,yellow,black Green,Brown Blue Powder
Packing: In 25kg net PP bag
Iron oxides are chemical compounds composed of iron and oxygen. widespread in nature, play an importantItem | Red | Yellow | Black | Green | Orange | Blue | Brown |
Content % | ≥96 | ≥86 | ≥90 | ≥88 | ≥88 | ||
Oil absorption ml/100g | 15-25 | 25-35 | 15-25 | 25-35 | 20-30 | 25-35 | 20-30 |
Res.on 325 mesh % | ≤0.3 | ≤0.3 | ≤0.5 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 |
Water soluble salts % | ≤0.3 | ≤0.3 | ≤0.5 | ≤0.3 | ≤0.3 | ≤2.5 | ≤0.5 |
Moisture % | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 |
PH value | 3-7 | 3-7 | 5-8 | 6-9 | 3-7 | ≥6.0 | 4-7 |
Tamped apparent density g/cm3 | 0.7-1.1 | 0.4-0.6 | 0.8-1.2 | 0.4-0.8 | 0.4-0.6 | 0.4-0.8 | 0.8-1.2 |
Particle Shape | Spherical | Acicular | Spherical | Irregular | Irregular | Irregular | Irregular |
Tinting Strength % | 95~105 | 95~105 | 95~105 | 95~105 | 95~105 | 95~105 | 95~105 |
Color Difference △E | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 |