1 Chrome Oxide Green 99%
2 cr2o3 with hight quality,SGS inspection
3 best price, for we are factory
4. timely delivery
Chrome oxide green
1.It is a inorganic pigment
2.It maibly used on paints,
3.It also used on printing ink
Chrome oxide Green
Appearance: Green powder
CAS NO: 1308-38-9
Formula:Cr2O3
MoI wt:151.99
1.Character
It is cubic crystal system or amorphous powder, olive green, which has metallic luster. its gravity is 5.21, melting point is 2,266±25ºC and boiling point is 4,000ºC. It can not dissolve in water and acidic solution, but it can dissolve in the solution of alkali metallic bromate. It is very stable to light, atmosphere, high temperature and corrosive gas (SO2, H2S etc.) It has high covering power and magnetism.
2.Specifications
Pigment Grade | Metallurgical Grade | |||
Index Name | Index | Index Name | Index | |
E.G. | F.G. | |||
Cr2O3 %≥ | 99.00 | 99.00 | Cr2O3 | ≥99 |
Colour | To be similar or based on user‘s needs | Fe2O3 | <0.030 | |
Colouring Power %≥ | 95.00 | 95.00 | P | <0.001 |
Oil Absorption %≤ | 25.00 | 25.00 | Co | <0.001 |
Hiding Power g/m² ≤ | 15.00 | 15.00 | Mn | <0.001 |
Remnant(320mesh) %≤ | 0.30 | 0.30 | Cu | <0.001 |
Moisture %≤ | 0.30 | 0.50 | Ni | <0.001 |
Water-Soluble-Cr2O3 %≤ | as 5PPM | 0.10 | Pb | <0.001 |
Water-Soluble Substance %≤ | 0.30 | 0.30 |
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3.Usage
It is mainly used in green grourd pave paint colorant, smelting metal chromium, chromic carbide and catalyst of organic synthetic chromium. It is used as coloring agent for coloring painting on ceramics and enamelware and imitation leather or building material; It is also used for making sun-proof coating, abrasive, green polishing compound, refractory materials and special printing ink for printing bank note.
4. Packing
Packed in composite bag lined with plastic bag. Net Weight 25kg
