24.Ferro Frit 3289

M.P./°F 1500
Silica/Alumina ratio: 15.5:1
Equivalent Molecular Weight: 374.127

Molecular Formula of Ferro Frit 3289:

	Na2O 	0.332 	Al2O3 	0.198 	SiO2 	3.070
	BaO 	0.668	B2O3 	0.668

Percentage Analysis

	49.30 % 	SiO2
	5.40 % 		Al2O3
	5.50 % 		Na2O
	27.40 % 	BaO
	12.40 % 	B2O3
	_____________________
	100 % 		TOTAL

Comments:

	 8.2 x 10-6 coefficient of thermal expansion (50-450° C)