China Factory Price Sell Chromium Oxide Green Powder with Chrome Oxide Green and 1308-38-9, Find details about China Oxide Green, Chromium from Factory Price Sell Chromium Oxide Green Powder with Chrome Oxide Green and 1308-38-9
Chromium Oxide Green |
Product Character |
Chemical Formula: Cr2O3, Molecular Weight 151.99. |
Dark Green Hexagonal Crystal Or Amorphous Olive-Green Powder With Metallic Sheen. |
Specific Gravity: 5.21g/Cm3, Mons' Hardness: 8.5-9, Melting Point: 2226±25ºC. |
Insoluble In Water Or Acid. Soluble In Hot Alkali Metal Bromate Solution. Extremely Stable Against Light, Air, High Temperature And Corrosive Gases. High Covering Power. |
Application |
Chromic Oxide Green Is Mainly Used In Four Field: Metallurgy;Refractory Matter;Pigment(Ceramic, Paint Etc.);Grinding Materials. Also Can Be Used In The New Field Of Surface Melt Blowing Of The Metal And Ceramic;Producing Chromium Compound( Carbon,Nitrogen Etc.) |
Packaging |
In Paper-Plastic Composite Bags, Net Weight For Each: 25kg, Or 40kg. |
Notice |
Store In Dry Places, Avoid Moisture, Acid Mist And Sunlight. |
It Is Forbidden To Store With Foodstuffs And Acid Product. |
Executive Standard |
Feature | Index | |
Cr2O3(%)≥ | 99 | |
Soluble Chromium(%)≤ | 0.03 | |
Volatile at 105ºC(%)≤ | 0.3 | |
Combustion Loss at 1000ºC(%)≤ | 1 | |
Water soluble matter(%)≤ | 0.4 | |
Cr(ppm)≤ | will be satisfied with customers requirements | |
Residues(45um)(%) | 1st grade | ≤0.01 |
2nt grade | 0.01-0.1 | |
3rt grade | 0.1-0.5 | |
Color | can be negotiated | |
Tinting strength | can be negotiated | |
Dispersion | should be better than negotiated reference pigments(5.2) | |
PH of aqueous suspension | the discrepancy of PH with negotiated re | |
Oil absorption | the discrepancy should not be more than 15% of negotiated value | |
Acid ang alkali resistance | color's change should not be more than the one of negotiated reference pigments |
Packing: | 50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request. |
Storare: | Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture. |
Characteristics: | Pink powder, slightly soluble in inorganic acid, insoluble in water. |