28.Ferro Frit 3403

M.P./°F 1500
Silica/Alumina ratio: 20.7:1
Equivalent Molecular Weight: 307.500

Molecular Formula of Ferro Frit 3403:

	K2O 	0.046 	Al2O3 	0.069 	SiO2 	1.439
	Na2O 	0.015
	CaO 	0.006
	PbO 	0.934

Percentage Analysis

	28.10 % 	SiO2
	2.30 % 		Al2O3
	1.40 % 		K2O
	0.30 % 		Na2O
	0.10 % 		CaO
	67.79 % 	PbO
	_____________________
	100 % 		TOTAL

Comments: 

	7.2 x10-6 Coefficient of expansion
	Potential Health Hazards:
	Contains Lead-avoid ingestion. NOT FOR USE WITH WARE INTENDED FOR FOOD. Follow
	safe firing practices