Potterycrafts High Alkaline Frit
The high alkaline metal content makes this frit incredibly soft and fluid with a high thermal expansion and ideal for use in Crackle & Raku glazes. The size of the crackle can be modified by additions of the P2953 standard borax frit. The higher the addition of P2953 frit the smaller the crackle achieved.
Technical Information:
- Linear Thermal Expansion: 13.4x 10-6/°C.
- Firing Range: 880 - 1060°C.
- SiO2: 52.5%
- B2O3: 3.4%
- Al2O3: 5.2%
- Na2O: 18.6%
- K2O: 10.3%
- CaO: 2.9%
- BaO: 6.9%
Potterycrafts High Alkaline Frit
1
Stoke-on-Trent
Campbell Road
Stoke-on-Trent ST4 4ET
United Kingdom
The high alkaline metal content makes this frit incredibly soft and fluid with a high thermal expansion and ideal for use in Crackle & Raku glazes. The size of the crackle can be modified by additions of the P2953 standard borax frit. The higher the addition of P2953 frit the smaller the crackle achieved.
Technical Information:
- Linear Thermal Expansion: 13.4x 10-6/°C.
- Firing Range: 880 - 1060°C.
- SiO2: 52.5%
- B2O3: 3.4%
- Al2O3: 5.2%
- Na2O: 18.6%
- K2O: 10.3%
- CaO: 2.9%
- BaO: 6.9%
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