Table 1 Composition of the quenched glasses and glass-ceramics from the ICP data.

From: Agricultural wastes as a resource of raw materials for developing low-dielectric glass-ceramics

Sample

SiO2

CaO

Na2O

MgO

K2O

Al2O3

Fe2O3

ZnO

CuO

R-100

98.17

0.31

0.32

0.35

0.78

0.17

0.00

0.02

0.00

R-75

93.20

3.91

0.00

1.18

1.44

0.65

0.00

0.01

0.00

R-50

66.51

9.78

0.81

8.66

4.03

18.50

0.55

0.03

0.01

R-25

78.77

7.46

0.75

6.71

3.43

10.30

0.72

0.02

0.01

R-00

78.56

9.91

0.00

6.11

2.74

2.21

0.54

0.03

0.01