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Fused Silica   -   Material Information


Buy Fused Silica on-line

We stock and supply the following standard forms:
Crucible
Crucible

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General Description:  

   

Chemical Resistance

Acids - concentrated Good
Acids - dilute Good
Alkalis Fair
Halogens Good
Metals Fair

Electrical Properties

Volume resistivity @25C ( Ohmcm ) 1014

Magnetic Properties

Coercivity - as cast ( A m-1 ) 1.46
Maximum permeability 365-2500nm
Remanence ratio - Br/Bs 1715
Saturation flux density ( T ) 3.8

Mechanical Properties

Hardness - Vickers ( kgf mm-2 ) 490
Tensile modulus ( GPa ) 65-75

Physical Properties

Apparent porosity ( % ) 0
Density ( g cm-3 ) 2.18
Water absorption - saturation ( % ) 0

Thermal Properties

Coefficient of thermal expansion @20-1000C ( x10-6 K-1 ) 0.5-0.75
Specific heat @25C ( J K-1 kg-1 ) 750
Thermal conductivity @20C ( W m-1 K-1 ) 1.2-1.4
Upper continuous use temperature ( C ) 900-1200

Buy Fused Silica on-line

We stock and supply the following standard forms:
Crucible
Crucible

Choose a form to search our on-line catalogue  

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