Vectra B® - 30% Glass Fiber Reinforced ( Liquid Crystal Polyester - 30% GFR )

Material Information

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General Description:

Chemical Resistance

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

Electrical Properties

Dielectric constant @1MHz	3.5
Dielectric strength ( kV mm^-¹ )	38
Dissipation factor @ 1MHz	0.008
Surface resistivity ( Ohm/sq )	>10¹⁵
Volume resistivity ( Ohmcm )	10¹³

Mechanical Properties

Compressive modulus ( GPa )	21.5
Compressive strength ( MPa )	150
Elongation at break ( % )	1.0
Hardness - Rockwell	M100
Tensile modulus ( GPa )	22
Tensile strength ( MPa )	205

Physical Properties

Density ( g cm^-³ )	1.60
Flammability	V-0
Limiting oxygen index ( % )	50
Radiation resistance	Good
Resistance to Ultra-violet	Good
Water absorption - equilibrium ( % )	0.08
Water absorption - over 24 hours ( % )	0.009

Thermal Properties

Coefficient of thermal expansion ( x10^-⁶ K^-¹ )	3-13
Heat-deflection temperature - 1.8MPa ( C )	235
Specific heat ( J K^-¹ kg^-¹ )	1626
Upper working temperature ( C )	200-220

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.

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