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Pemco Frit Pb-1241
Alternate Names: Frit Pb1241
Description: Leaded sodium and potassiun free frit
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 10.40% | 0.48 | |
| MgO | 0.30% | 0.02 | |
| PbO | 43.10% | 0.50 | |
| B2O3 | 5.90% | 0.22 | |
| Al2O3 | 4.00% | 0.10 | |
| SiO2 | 36.30% | 1.57 | |
| Oxide Weight | 259.12 | ||
| Formula Weight | 259.12 | ||
Notes
All fritted base for Cone 05 through Cone 1 with 10% clay addition.
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 381
|
| 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 | 6.9 x 10-6 (50-450C) |
|---|---|
| Frit Softening Point | 1400F |
| Frit Melting Range (C) | 1380-1510F |
| I.F.P. (celsius) | 625C |
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