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Pemco Frit Pb-740
Alternate Names: Frit Pb740
Description: High zinc frit for matte glazes cone 06-4
| Oxide | Analysis | Formula | |
|---|---|---|---|
| Na2O | 1.20% | 0.04 | |
| PbO | 56.80% | 0.49 | |
| ZnO | 20.00% | 0.47 | |
| Al2O3 | 2.00% | 0.04 | |
| SiO2 | 20.00% | 0.64 | |
| Oxide Weight | 192.48 | ||
| Formula Weight | 192.48 | ||
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 |
Hommel Frit 573
|
| 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 | 6.70 |
|---|---|
| Co-efficient of Linear Expansion | 6.7 x 10-6 (40-450C) |
| Frit Softening Point | 1600F |
| Frit Melting Range (C) | 1560-1650F |
| I.F.P. (celsius) | 580C |
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