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Pemco Frit P-1855
Alternate Names: Frit 1855, Frit P1855
Description: Very low expansion borosilicate glass
| Oxide | Analysis | Formula | |
|---|---|---|---|
| CaO | 0.10% | 0.04 | |
| K2O | 1.50% | 0.34 | |
| Li2O | 0.30% | 0.21 | |
| MgO | 0.10% | 0.05 | |
| Na2O | 0.30% | 0.10 | |
| ZnO | 1.00% | 0.26 | |
| B2O3 | 26.20% | 7.95 | |
| Al2O3 | 0.90% | 0.19 | |
| SiO2 | 69.60% | 24.44 | |
| Oxide Weight | 2,110.67 | ||
| Formula Weight | 2,110.67 | ||
Related Information
Links
| Materials |
Frit
Frits are made by melting mixes of raw materials, quenching the melt in water, grinding the pebbles into a powder. Frits have chemistries raw materials cannot. |
|---|---|
| Typecodes |
Frit
A frit is the powdered form a man-made glass. Frits are premelted, then ground to a glass. They have tightly controlled chemistries, they are available for glazes of all types. |
Data
| Co-efficient of Linear Expansion | 4.10 (50-450C) |
|---|---|
| Frit Melting Range (C) | 1430-1700F |
| I.F.P. (celsius) | 562C |
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