Pemco Frit P-67

M.P./°F 1530

Silica/Alumina ratio: 5.9:1

Equivalent Molecular Weight:  310.163



Molecular Formula of Pemco Frit P-67:

	K2O   0.119	Al2O3  0.368	SiO2  2.169
	Na2O  0.190	B2O3   1.161	
	CaO   0.691		


     Percentage Analysis

	 42.00 % 	SiO2 
	 12.10 % 	Al2O3
	  3.60 % 	K2O  
	  3.80 % 	Na2O 
	 12.50 % 	CaO  
	 26.00 % 	B2O3 
	_____________________
	100 % 		TOTAL

Comments: 7.0 x 10-6 coefficient of thermal expansion (50-450° C) 
Melting range: 1530-1760° F