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Ferro Frit 3489

Description: Lead bisilicate frit with 5% CaO

Oxide Analysis Formula Tolerance
CaO 5.60% 0.25
PbO 67.60% 0.75
SiO2 28.60% 1.18
Oxide Weight 252.80
Formula Weight 252.80

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 574
Materials Ceraflux
An alumina lead bisilicate from Hammond Lead Products in Indiana. The data sheet claims it is safe and insoluble in stomach acid.
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 7.30
Frit Softening Point 1500F
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