USD $3.00-10.00 / 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 | specifications | |
1 | cr2o3 | min99.20% |
2 | moisture | max0.15% |
3 | water soluable salt | max0.1% |
4 |
residue on sieve 45 µm |
max 0.5 |
5 | oil absorbtion | 15-25 |
6 | sio2+al2o3 | up to grade |
7 | ph value | 6-8 |
* applications:excellent refractory material. make complex refractory material direct-ly in fire brick or used in electric melting line.
* package : in plastic woven or complex packing, 25kgs/bag.
or according to request.
* storage :the product should be stored in a dry palce.