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Frit Welte FR 2015

Description: Lead bisilicate frit

Oxide Analysis Formula
PbO 60.02% 1.00
Al2O3 6.86% 0.25
SiO2 33.13% 2.05
Oxide Weight 371.91
Formula Weight 371.91

Related Information

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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.
Materials Lead Bisilicate Frit
A standard frit of 1 molar part of PbO and 2 of SiO2. It is considered stable and non-leachable.

Data

Co-efficient of Linear Expansion 52.2 x10-7 (20-400C)
Glass Transition Temperature 565C
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