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Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
6476
Silicon dioxide
63231-67-4
(SiO
2
)n
Overview
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Pure Component Data
Property
Points
Sets
Temperature
Range
States
Sets
Density
2
2
291-296 K
Solid
2
Enthalpy (H-H298)
39
2
298-1000 K
Crystal 2
1
Crystal 1
1
Melting Point
5
5
(hidden)
Solid-Liquid
5
Molar Heat Capacity (cP)
996
17
14-1472 K
Solid
14
Crystal 2
2
Crystal 1
1
Thermal Conductivity
67
7
600-1513 K
Solid
7
Transition Temperature
3
3
(hidden)
Solid-Solid
2
Crystal 2 > Crystal 1
1
Vapor Pressure
1
1
212-212 K
Vapor-Liquid
1
Pure Component Properties Data Bank Information Page
Dortmund Data Bank Version: February 2024
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