Pemco Frit Pb-1492
Alternate Names: Frit Pb1492
Description: LEADED FRIT
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 8.90% | 0.44 | |
| K2O | 1.60% | 0.05 | |
| Li2O | 0.70% | 0.06 | |
| MgO | 1.40% | 0.10 | |
| Na2O | 2.00% | 0.09 | |
| PbO | 14.10% | 0.17 | |
| SrO | 3.60% | 0.10 | |
| B2O3 | 9.30% | 0.37 | |
| Al2O3 | 6.20% | 0.17 | |
| SiO2 | 52.20% | 2.39 | |
| Oxide Weight | 274.70 | ||
| Formula Weight | 274.70 | ||
Notes
Particularly suited for wollastonite bodies in a range of Cone 04 through Cone 2. Can be used alone or in partially-fritted glazes.
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 | 6.7 x 10-6 (50-450C) |
|---|---|
| Frit Softening Point | 1500F |
| Frit Melting Range (C) | 1470-1580F |
| I.F.P. (celsius) | 610C |
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