Potterycrafts Standard Alkaline Frit

This frit provides an excellent base for supporting the Copper Turquoise Blue colour in glazes.

Technical Information:

• Linear Thermal Expansion: 6.9x10-6/°C.
• Firing Range: 900 - 1100°C
• SiO2: 50.4%
• B2O3: 25.2%
• MgO: 0.1%
• Al2O3: 7.3%
• Na2O: 12.1%
• K2O: 3.4%
• CaO: 0.2%