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 An important source of calcium phosphate made from calcined cattle bones. Real bone ash is chemically inert and free of organic matters. Calcium acts as a flux, and phosphorous as a glass former.
Product Details
Note: Sold in 5 lb. increments; Sold in 50 lb. increments for orders 50 lbs. or more.
Ca 3(PO 4) 2 CaCO 3
Priced by the pound. An important source of calcium phosphate made from calcined cattle bones. Real bone ash is chemically inert and free of organic matters. Calcium acts as a flux, and phosphorous as a glass former.
| Typical analysis: |
| CaO |
36.4% min. |
| P2O5 |
18.5% min. |
| H2O |
3.0% |
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| LOI |
17.5% |
Melting point 1670°C
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Sieve Size |
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20 mesh |
40 mesh |
80 mesh |
100 mesh |
200 mesh |
325 mesh |
| Percentage retained on screen |
2.3% |
3.5% |
22.6% |
42.8% |
24.0% |
3.4% |
Commonly used in commercial porcelains known as bone china, where it lowers the maturing temperature and adds translucency. Used in Iron red glazes where it brightens the color, and is used to give texture in low fire glazes.
**Note: For large or heavy orders that weigh 150 lbs. we will advise you of the approximate freight cost. You will not be charged until we verify shipping costs with you.**
 View SDS Sheet
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