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Home / Materials Selection / Properties of Engineering Plastics

Electrical Properties

 

Material Electrical Insulation Rating Comments
PTFE (Virgin)
Excellent
High Perform. Mats
Various
Most are excellent. See HPM data page
Bakelite
Excellent
Polycarbonate
Very good
PVC
Very good
Acetal
Very good
PETP
Very good
Acrylic
Very good
Acrylic is a poor dielectric
Polyurethane
Very good
Polypropylene
Moderate
HDPE
Moderate
Best of the polyethylenes
UHMWPE
Moderate
HMWPE
Moderate
Moderate dielectric strength
Nylon 66SA
Poor
Poor insulating abilities are partly due to nylon's high water absorption

 

Materials have been colour-coded based on their maximum continuous operation temperature in °C in air. Coding is as follows:

 

260 250 130 121 110 110 95 90 90 85 80 80 60 50

 

For more details see Min/Max Operating Temperature.

 

For a detailed specification sheets on plastic materials, or more specific information on materials and their properties please contact us.



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Call 03 9543 5044 or fill in the form below for more information.

 

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