Linear Expansion of Miscellaneous Substances

The coefficient of cubical expansion may be taken as three times the linear coefficient. In the following table, t is the temperature or range of temperature, and C, the coefficient of expansion. 

Bakelite, bleached 20-60 0.22 Gutta percha 20 1.983 zontal axis 0-100 0.0832 

Wire 0-100 0.1930 Parallel to axis 0-80 0.2631 Parallel to vertical axis 0-100 0.0472 

Fluorspar, CaF2 0-100 0.1950 Parallel to axis 0-80 0.0797 Across the fiber  

Substance t,°C Cxl0 Substance t, °c Cxl0 Substance t, °c Cxl0  

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