Electrical Properties | Metric | English | Comments |
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Comparative Tracking Index | 170 V @Thickness 3.17 mm |
170 V @Thickness 0.125 in |
ASTM D3638 |
Industrial Laminates/Norplex NP320 Cotton Fabric Description: Fine weave (less than 4 ounce/square yard) cotton fabric commonly called linen, combined with phenolic resin to provide better machining than NP310. For smaller and more intricate shape.. |
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Comparative Tracking Index | 170 V @Thickness 3.17 mm |
170 V @Thickness 0.125 in |
ASTM D3638 |
Industrial Laminates/Norplex NP320E Cotton Fabric Description: Similar to NP320 with improved moisture resistance. Suitable for electrical applications in moderate humidity conditions.Thickness Tested: 0.062", 0.125", and 0.500†|
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Comparative Tracking Index | 170 V @Thickness 3.17 mm |
170 V @Thickness 0.125 in |
ASTM D3638 |
Industrial Laminates/Norplex NP320U Cotton Fabric Description: Utility version of NP320E. Meets most, but not all, NEMA properties for L and LE, and is not certifiable as a NEMA Grade.Thickness Tested: 0.062", 0.125", and 0.500" |