Table 1: Density and CTE for glass and glass-ceramic samples along with values for glasses.

(mol %)Density of glass
(g/cm3)
Density of glass ceramic
(g/cm3)
CTE for glass
(10−6/K)
CTE for glass ceramics
(10−6/K)
(°C)

05.676.29.136.23430
1.55.736.098.76.13430
2.55.766.148.895.6443
3.55.86.089.545.42446
55.816.128.154.84449