Glass code

Composition

Density

(×103 kg∙m−3)

Tg

(˚C)

Tpw

(˚C)

P2O5

CaO

Na2O

MgO

B2O3

Fe2O3

MgP-Fe6

48

14

1

19

12

6

2.86 ± 0.01

512 ± 3

270 ± 3

MgP-Fe8

48

14

1

17

12

8

2.93 ± 0.02

520 ± 2

213 ± 4

MgP-Fe10

48

14

1

15

12

10

3.01 ± 0.01

527 ± 4

193 ± 2

MgP-B12

45

14

1

20

12

8

2.91 ± 0.03

534 ± 2

184 ± 5

MgP-B15

45

14

1

17

15

8

2.99 ± 0.02

524 ± 3

224 ± 3

MgP-B20

45

14

1

12

20

8

2.87 ± 0.01

543 ± 3

209 ± 2