SiO2 Base Glasses: S75c

About Property Data Summaries.

Reference: NBS Technical Note 1212

Other materials: Silicate Glasses

Material Summary:

Molar composition: 75% SiO2 + 25% Na2O

Property Summary:

Property                           Value  Environment  Notes
---------------------------------  -----  -----------  --------------------------------------
Crack Growth Exponent []   .......: 
Elastic Modulus [GPa]   ..........: 91.0   N2 liquid
Fracture Energy [J/m2]  ..........:  5.95  N2 liquid  Double cantilever beam
Fracture Toughness [MPa m1/2].....:  1.04  N2 liquid  Double cantilever beam

Crack Growth Exponent []   .......: 19     1 M Cs in    Double cantilever beam
                                          D.I. H2O
Elastic Modulus [GPa]   ..........:     
Fracture Energy [J/m2]  ..........: 
Fracture Toughness [MPa m1/2].....:


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Date created: 08 February 2001
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