CMC 29190, CMC 29250 and CMC 29350 – Technical Data Sheet
Technical Data Sheet CMC 29190, CMC 29250 and CMC 29350
Mechanical properties
| Property | Value |
|---|---|
| Tensile strength (machine direction) | ranging from about 150 to 190 MPa or N/mm² |
| Tensile strength (cross machine direction) | ranging from about 190 to 220 MPa or N/mm² |
| Elongation at break (machine direction) | ranging from about 190 to 240% |
| Elongation at break (cross machine direction) | ranging from about 140 to 200% |
| Young's module (machine direction) | ranging from about 2.95 to 3.6 GPa or kN/mm² |
Electrical properties
Breakdown voltages CMC 29190 about 17,5 kVeff.
CMC 29250 about 19 kVeff.
according to ASTM D 149 (manufacturers' data) CMC 29350 about 20 kVeff.
| Property | Value |
|---|---|
| Breakdown voltages based on IEC 60243-1 | PET films of 190 µm and above will not show any breakdown during the following voltage |
| (CMC method in ambient air and temperature, | curve: |
| electrode shapes: hemispherical vs. plate, | ramp up from 0 to 12 kVeff at 0.5 kVeff/s |
| 50 Hz) | 15 s voltage hold at 12 kVeff ramp down from 12 to 0 kVeff at 0.5 kVeff/s |
Thermal properties
| Property | Value |
|---|---|
| Insulation class according to UL510 and IEC 60454-2 | B (130°C) |
| RTI based on UL746 according to suppliers' UL files | A (105°C) |
| Shrinkage (machine direction, 30 min 150°C) | ca. 1.0 - 1.3% |
| Shrinkage (cross machine direction, 30 min 150°C) | ca. 0.3 - 1.3% |
Other properties
The technical data are average values and do not replace the user's own testing. Subject to change without notice. The PDF data sheet is binding.