May 2026: We are continuing a major code rewrite. Please contact us if you find issues. Thank you.

1-9 | A | B | C | D | E | F | Frits | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

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

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 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.

PayPal
No tracking, No ads, No paywall, No transient content!
Just organized, concise information constantly updated and improved.
Was this helpful? Consider supporting me.
By Tony Hansen
Follow me on

Got a Question?

Buy me a coffee and we can talk

 



https://digitalfire.com, All Rights Reserved
Privacy Policy