PTFE film Yes teflon The resin is pressed and sintered into blanks, the films made by turning are non directional films, and the non directional films are rolled into directional and semi directional films.
Thickness: 0.02~0.3mm
0.02-0.09mm Film width: 100-150mm
0.1-0.3mm film width: 100-1200mm
Length customization
Classification and use
. Brand | Product name | classification | purpose |
9201-1 | Capacitor film | directional | Used as capacitor medium, etc |
9201-2 | Film for conductor insulation | Directional, semi directional, non directional | Used for insulation of electrical instruments, etc |
9201-4 | Gasket film | Nondirectional | Used as insulation sealing gasket, etc |
Performance table of polytetrafluoroethylene film
No. | Experimental items | Company | index |
Directional film | Indeterminate film |
one | tensile strength | Mpa | ≥30.0 | ≥10.0 |
two | elongation at break | % | ≥30 | ≥100 |
three | 1MHz dielectric loss angle tangent ≤0.01mm >0.01mm |
| 3.0×10 four 2.5×10 four | —— —— |
four | 1MHz dielectric coefficient |
| average value one point eight ～ two point two | —— |
five | DC breakdown voltage (normal temperature) | Kv/mm | average value two hundred Minimum forty | Average forty Minimum four
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