Glasurfritten M1233

Alternate Names: M 1233,M-1233

Description: Very high alkali, zero boron, low alumina, high expansion frit

Oxide	Analysis	Formula
CaO	7.80%	0.30
K2O	13.00%	0.30
Na2O	11.40%	0.40
Al2O3	1.40%	0.03
SiO2	66.40%	2.40
Oxide Weight		216.96
Formula Weight		216.96

Commonly used to make crystalline glazes because of the very high alkali and very low alumina contents.

Related Information

Materials	Mondre and Manz Frit 1233
Materials	Moulin Fritte M1233
Materials	Degussa Frit 90208
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.

Co-efficient of Linear Expansion	141 x 10-7
Frit Softening Point	503C
Frit Melting Range (C)	800-1080C

By Tony Hansen
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