Date of issue：2024/2/29 15:13:17 Number of visits：43
Product name : Calcium Metaphosphate
Molecular formula: Ca (PO3) 2
Molecular weight: 198.2
PRODUCT PROPERTIES:
Glass powder, insoluble in water, acid and alkali. Specific gravity: 2.82 Melting point: 975°C
APPLICATION:
Mainly used in special optical glass materials, phosphate glass and fluorophosphate glass additives, the main role of the glass is a stabilizer, increase the chemical stability and mechanical strength of the glass, containing high, will increase the crystallization tendency of the glass, at high temperature, can reduce the viscosity, is conducive to the clarification of the glass hardening speed, is conducive to improving the machine speed, Calcium metaphosphate (5-20%) was introduced into the glass system. Data for reference.
CHEMICAL PARAMETERS:
|
NO. |
Technological Specification |
Standard |
|
1 |
Purity |
99.0% |
|
2 |
P2O5 content |
63.9-72.62% |
|
3 |
CaO content |
18-26.8% |
|
4 |
Free phosphoric acid |
0.02% max |
|
5 |
Weight loss on ignition |
0.02% max |
|
6 |
Fe |
1.5-3PPM |
|
7 |
Cu, Co,Mn, Cr, Ni, V, Ti |
1PPM max |
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