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Hommel Frit 450
Description: Medium lead low alumina borax frit
| Oxide | Analysis | Formula | |
|---|---|---|---|
| CaO | 5.98% | 0.34 | |
| K2O | 1.80% | 0.06 | |
| MgO | 0.32% | 0.03 | |
| Na2O | 2.36% | 0.12 | |
| PbO | 31.72% | 0.45 | |
| B2O3 | 13.76% | 0.63 | |
| Al2O3 | 3.50% | 0.11 | |
| SiO2 | 40.56% | 2.15 | |
| Oxide Weight | 318.65 | ||
| Formula Weight | 318.65 | ||
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. |
|---|---|
| Materials |
Ferro Frit 3532
|
| Materials |
Pemco Frit Pb-1931
|
| 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 | 8.5 x 10-6 |
|---|---|
| Frit Melting Range (C) | 1520F |
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