USD $8.20-8.80 / Kilogram
USD $15.00-50.00 / Kilogram
USD $5.00-20.00 / Kilogram
USD $5.00-20.00 / Kilogram
USD $5.00-20.00 / Kilogram
USD $5.00-20.00 / Kilogram
USD $5.00-20.00 / Kilogram
USD $5.00-20.00 / Kilogram
USD $5.00-20.00 / Kilogram
product:chrome oxide green (refractory grade)
﹡synonyms:chromium(iii) oxide;chromic oxide
﹡chemical formular: cr2o3
﹡characteristics :high-quality refractory materials. melting point 2266degree, boiling point 4000 degree, stable in the atmosphere.
﹡cas no:1308-38-9
﹡molecular weight:151.99
﹡particle shape:spheroridal
﹡appearance:green power
﹡chemicallly inert: only reacts with strong or oxidising acids and alkalis at elevated temperatures.
items | standard | |
1 | cr2o3 | ≥99.20% |
2 | fe2o3 | < 0.030 |
3 | l.o.i | < 0.15 |
4 | s | <0.012 |
5 | c | <0.020 |
6 | p | < 0.0005 |
7 | pb | <0.0005 |
8 | si | <0.005 |
9 | al | <0.001 |
10 | ni | <0.001 |
11 | co | <0.001 |
12 | mn | <0.001 |
13 | cu | <0.001 |
14 | fineness | 1-3mm |
* applications: siut for smelting chromium metal and chromic carbide.
* package : in plastic woven or complex packing, 25kgs/bag. or according to request.
*storage : the product should be stored in a dry palce.
items | standard | |
1 | cr2o3 | ≥99.20% |
2 | fe2o3 | < 0.030 |
3 | l.o.i | < 0.15 |
4 | s | <0.012 |
5 | c | <0.020 |
6 | p | < 0.0005 |
7 | pb | <0.0005 |
8 | si | <0.005 |
9 | al | <0.001 |
10 | ni | <0.001 |
11 | co | <0.001 |
12 | mn | <0.001 |
13 | cu | <0.001 |
14 | fineness | 1-3mm |