About Cr2O3 Powder CAS 1308-38-9 Chrome Oxide Green:
Chrome oxide green powder is with relative density 5.21g/cm3, Mohs hardness 8.5-9, close to corundum (Al2O3), second only to diamond, surpassing quartz (SiO2), topaz Al2 (SiO4) (F, OH)2 and zircon ZrSiO4). , atmosphere, and corrosive gases (H2S, SO2, etc.) TRUNNANO is a trusted global Cr2O3 Powder Chrome Oxide Green supplier. Feel free to send an inquiry about the latest price of Chrome Oxide Green at any time.
Product Performance of Cr2O3 Powder CAS 1308-38-9 Chrome Oxide Green :
Green chrome oxide (Cr2O3 powder) is extremely stable and have excellent weather resistance. It's insoluble in water, acid and organic solvents, slightly soluble in sodium hydroxide solution, only soluble in hot sodium bromate solution, hot concentrated perchloric acid solution or boiling sulfur-phosphorus mixed acid, it is a high-quality refractory material.
Technical Parameter of Cr2O3 Powder CAS 1308-38-9 Chrome Oxide Green :
| Product Name | Chrome Oxide Green | EINECS No. | 215-160-9 | CAS No. | 1308-38-9 |
| Molecular Formula | Cr2O3 | Appearance | Bright green to dark green | ||
| Standard | SR-G | SR-D | SR-M | ||
| Cr2O3 | >99% | >99% | >99% | ||
| Fe2O3 | ≤0.2% | ≤0.2% | ≤0.2% | ||
| SiO2 | ≤0.2% | ≤0.2% | ≤0.2% | ||
| Moisture | ≤0.2% | ≤0.2% | ≤0.2% | ||
| Water soluble | ≤0.3% | ≤0.3% | ≤0.3% | ||
| Sieve residue(45um) | ≤0.5% | ≤0.5% | ≤0.2% | ||
| D50 (um) | 1.2-2 | 2-8 | 0.5-1 | ||
| Bulk density (g/cm3) | 0.6-0.8 | 1.2-1.5 | 0.4-0.65 | ||
| Hexavalent chromium | Minimum up to 0-5ppm, or customize as requirement | ||||
Applications of Cr2O3 Powder CAS 1308-38-9 Chrome Oxide Green:
Chrome oxide green is generally added to corundum or corundum spinel refractories, which can significantly improve its high temperature strength performance, slag corrosion resistance, etc.
Storage Condition of Cr2O3 Powder CAS 1308-38-9 Chrome Oxide Green:
The damp reunion will affect Cr2O3 Powder dispersion performance and using effects, therefore, Chrome Oxide Green Cr2O3 Powder should be sealed in vacuum packing and stored in the cool and dry room, Green Chrome Oxide can not be exposure to air. In addition, the Cr2O3 Powder should be avoided under stress.
Packing & Shipping of Cr2O3 Powder CAS 1308-38-9 Chrome Oxide Green:
We have many different kinds of packing which depend on the Chrome Oxide Green Cr2O3 Powder quantity.
Chrome Oxide Green Cr2O3 Powder packing: vacuum packing, 100g, 500g or 1kg/bag, 25kg/bag, or as your request.
Chrome Oxide Green Cr2O3 Powder shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.
Cr2O3 Powder CAS 1308-38-9 Chrome Oxide Properties | |||
| Other Names | chromium oxide, chrome oxide | ||
| CAS No. | 1308-38-9 | ||
| Compound Formula | Cr2O3 | ||
| Molecular Weight | 151.99 | ||
| Appearance | Black Powder | ||
| Melting Point | 2266℃ | ||
| Boiling Point | 4000℃ | ||
| Density | 5.21 g/cm3 | ||
| Solubility in H2O | No | ||
| Thermal Expansion | N/A | ||
| |||
| Signal Word | N/A | ||
| Hazard Statements | N/A | ||
| Hazard Codes | N/A | ||
| Risk Codes | N/A | ||
| Safety Statements | N/A | ||
| Transport Information | N/A | ||
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