14.Ferro Frit 3240

M.P./°F 1500
Silica/Alumina ratio: 75.6:1
Equivalent Molecular Weight: 207.205

Molecular Formula of Ferro Frit 3240:

	K2O 	0.012	 Al2O3 	0.018 	SiO2 	1.360
	Na2O 	0.152 	 B2O3 	0.295 	ZrO2 	0.172
	CaO 	0.326	 F 	0.209
	ZnO 	0.403
	BaO 	0.107

Percentage Analysis

	39.42 % 	SiO2
	0.89 % 		Al2O3
	0.55 % 		K2O
	4.55 % 		Na2O
	8.82 % 		CaO
	7.92 % 		BaO
	15.83 % 	ZnO
	9.89 % 		B2O3
	10.23 % 	ZrO2
	1.92 % 		F
	_____________________
	100 % 		TOTAL

Comments: 

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