PotteryCrafts Frit P2959

Silica/Alumina ratio: 8.2:1

Equivalent Molecular Weight:  456.087

Molecular Formula of PotteryCrafts Frit P2959:

	Na2O  0.400	Al2O3  0.300	SiO2  5.000
	CaO   0.300	B2O3   1.000	
	MgO   0.250		
	ZnO   0.050		

     Percentage Analysis

	 65.84 % 	SiO2 
	  6.71 % 	Al2O3
	  5.44 % 	Na2O 
	  2.21 % 	MgO  
	  3.69 % 	CaO  
	  0.89 % 	ZnO  
	 15.23 % 	B2O3 
	_____________________
	100 % 		TOTAL

Comments: High temperature borax frit. From PotteryCrafts in England.