Pemco Frit P-1090
Alternate Names: Frit 1090, Frit P1090
Description: Leadless borax semi matte frit, for matte glazes
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 12.50% | 0.50 | |
| K2O | 3.40% | 0.08 | |
| MgO | 3.20% | 0.18 | |
| Na2O | 6.60% | 0.24 | |
| B2O3 | 12.20% | 0.39 | |
| Al2O3 | 7.10% | 0.16 | |
| SiO2 | 55.10% | 2.06 | |
| Oxide Weight | 225.06 | ||
| Formula Weight | 225.06 | ||
Notes
Comment: Used as a component of a vellum-type matte glaze firing at Cone 3 to Cone 5. This glaze is good on dinnerware because it will not knife-mark in general usage.
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 | 9.3x10-6 (50-450C) |
|---|---|
| Frit Melting Range (C) | 1420-1520F |
| I.F.P. (celsius) | 607C |
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