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Pemco Frit P-658

Alternate Names: Frit 658, Frit P658

Description: Leaded strontium low boron high alumina frit

Oxide Analysis Formula Tolerance
CaO 4.23% 0.33
K2O 0.86% 0.04
Li2O 0.14% 0.02
MgO 1.20% 0.13
Na2O 0.57% 0.04
PbO 15.31% 0.30
SrO 3.32% 0.14
B2O3 4.93% 0.31
Al2O3 34.28% 1.47
SiO2 35.17% 2.56
Oxide Weight 437.38
Formula Weight 437.38

Related Information

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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 Ferro Frit 3289
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.
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