23.Ferro Frit 3286

M.P./°F 1750
Silica/Alumina ratio: 16.5:1
Equivalent Molecular Weight: 289.525

Molecular Formula of Ferro Frit 3286:

	K2O 	0.104 	Al2O3 	0.176 	SiO2 	2.900
	Na2O 	0.080 	B2O3 	0.367
	CaO 	0.576
	SrO	0.240

Percentage Analysis

	60.16 % 	SiO2
	6.20 % 		Al2O3
	3.38 % 		K2O
	1.71 % 		Na2O
	11.16 % 	CaO
	8.59 % 		SrO
	8.80 % 		B2O3
	_____________________
	100 % 		TOTAL

Comments:

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