Cerium Mischmetal
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Cerium Mischmetal |
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Product Specification |
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Otherwise known as Rare Earth Metal Rich in Cerium
SPECIFICATION |
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| Total Rare Earth Metal | 85% to 90% |
| Iron as Fe | 6% to 10% |
| Calcium, Sodium, Barium, Phosphorous | -- |
| Magnesium, Sulpher, Silicon, Chloride etc. | 1% to 3% |
INDIVIDUAL ELEMENTS IN TOTAL RARE EARTH METAL |
|
| Cerium | 40% to 45% |
Lanthanum |
20% to 25% |
| Neodynium | 15% to 20% |
| Praseodynium | 4% to 6% |
| Samarium | 1% to4% |
| Other heavies | 1% to 2% |
PHYSICAL PROPERTIES |
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| Melting Point | Between 600 to 900 C varies according to the percentage of iron |
| Specific Gravity | 6.67 |
| Atomic Number | 57.71 |
| Atomic Weight | 140 |
Available in assorted lump size from 5x50x80 to 30x80x100 MM. |
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CHEMICAL PROPERTIES |
Highly oxidisable in the moist atmosphere. |
| Should always be stored under a coating of a non-corrosive paint or fuel oil. |
Very vigorously reactable with hot water. |
Please refer I.S. SPECIFICATION No.4182 of 1967 |
RAW
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