22.Ferro Frit 3278

M.P./°F 1400
Equivalent Molecular Weight: 270.447

Molecular Formula of Ferro Frit 3278:

	Na2O	 0.669 	B2O3 	0.842 	SiO2 	2.530
	CaO 	 0.331

Percentage Analysis

	56.19 % 	SiO2
	15.33 % 	Na2O
	6.86 % 		CaO
	21.62 % 	B2O3
	_____________________
	100 % 		TOTAL

Comments: 

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