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Hommel Frit 493
Description: Leaded calcium borosilicate frit
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 9.35% | 0.67 | |
| K2O | 1.03% | 0.04 | |
| Na2O | 0.29% | 0.02 | |
| PbO | 15.15% | 0.27 | |
| B2O3 | 29.65% | 1.70 | |
| Al2O3 | 5.00% | 0.20 | |
| SiO2 | 39.53% | 2.63 | |
| Oxide Weight | 399.75 | ||
| Formula Weight | 399.75 | ||
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 |
Leaded Frit
Frits can contain 1% or 80% PbO so this category can be misleading, check the chemistry to find out. |
| 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 | 5.50 |
|---|---|
| Frit Softening Point | 1300F |
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