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Vectra B® - Liquid Crystal Polyester/amide copolymer ( Vectra B® )

Material Information

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Common Brand Names:
Vectra B
 
General Description:  

General Description : See Vectra A.
   

Chemical Resistance

Acids - concentrated Good-Poor
Acids - dilute Good
Alcohols Good
Alkalis Fair
Aromatic hydrocarbons Good
Greases and Oils Good
Ketones Good

Electrical Properties

Dielectric constant @1MHz 3.1
Dielectric strength ( kV mm-1 ) 37 @ 1.5mm
Dissipation factor @ 1MHz 0.01
Volume resistivity ( Ohmcm ) 1016

Mechanical Properties

Compressive strength ( MPa ) 84
Elongation at break ( % ) 1.3
Hardness - Rockwell M100
Izod impact strength ( J m-1 ) 415
Tensile modulus ( GPa ) 2.5-20
Tensile strength ( MPa ) 87-188

Physical Properties

Density ( g cm-3 ) 1.40
Flammability V0 @ 0.4mm
Limiting oxygen index ( % ) 50
Radiation resistance Good
Resistance to Ultra-violet Good
Water absorption - equilibrium ( % ) 0.1
Water absorption - over 24 hours ( % ) 0.03

Thermal Properties

Coefficient of thermal expansion ( x10-6 K-1 ) -5 to +40
Heat-deflection temperature - 1.8MPa ( C ) 200
Specific heat ( J K-1 kg-1 ) 1000
Thermal conductivity @23C ( W m-1 K-1 ) 0.18
All information and technical data are given as a guide only. Although every effort has been made to ensure that the information is correct, no warranty is given as to its completeness or accuracy.
Standard products are available in these forms
Rod

Choose a form to search our on-line catalog