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Circuit Films

CF-T1/PD NEW QUALITY

Heat stabilized polyester film. Ink receptive coating for conductive and insulating pastes on both sides.

Material is available with thicknesses of 0.13 mm, 0.18 mm or 0.25 mm. Available in sheets and rolls. Sheets available in standard packing unit or on demand. All sheets are equipped with interleaving paper as standard.

Cut sheets

Art. NumberNominal thickness (mm)Packing quantity
48634.130.xxxxx0.13100PDF
48634.180.xxxxx0.18100PDF
48634.250.xxxxx0.25100PDF

Rolls

Art. NumberLength (m)Nominal thickness (mm)
48634.130.xxxxx1000.13PDF
48634.180.xxxxx1000.18PDF
48634.250.xxxxx1000.25PDF

Technical data

Characteristic

  • Ink receptive coating
  • Suitable for silver and graphite pastes
  • Suitable for textured laquers

Thermostabilized PET-Film

Properties

PropertyTest MethodValue
Optical
HazeASTM D1003-77< 1%
Total luminous transmissionASTM D1003-77> 90%
Mechanical
EmbossingFolex methodpossible
Tensile strength at breakASTM D 882170 N/mm2
Switch lifeFolex method according to DIN 42115> 5 Mio. flexes
Chemical
Chemical stabilityFolex methodpartly resistant
Electrical
Dielectric strength1ASTM D149-81120 kV/mm (125 µm)
Surface resistivityASTM D257-831013 Ohm/sq.
Thermal
Shrinkage TD130°C 30 min Folex method< 0,3%
Shrinkage MD130°C 30 min Folex method< 0,2%
Maximum processing temperature120°C
Melting temperature1ASTM E794-85255°C
Surface
Roughness RaEN ISO 4287, ASME B46.10,2 - 0,4 µm
Scratch resistanceFolex methodpartly resistant
Surface tension front sideDIN 53364, ASTM D257838 - 41 mN/m
Surface tension reverse sideDIN 53364, ASTM D257838 - 41 mN/m

1 Data derived from base film Polyester manufacturer's literature

Specifications

Nominal thickness (mil)5.2
Nominal thickness (mm)0.13
Base MaterialPolyester
Packing quantity 100

Product Applications

  • Suitable for Membrane Switches, sign production as well as for production of labels

Storage

  • Once packaging is opened, store at a room temperature of 15 - 25°C and at a humidity of 30 - 60 %
  • Shelf life 1 year after delivery (under recommended storage conditions)

Downloads (PDF)