Flexible Soldermask and Coverlay

Electra offers unparalleled choice from a broad range of Flexible Coverlay and Soldermask products carrying an extensive range of OEM approvals:

  • Manta™ EFP140 – Flexible Photoimageable Coverlay
  • Manta™ EFV4 – UV Flexible Coverlay for membrane switches and RFID Cards
  • Ronascreen 1300 Series – High Resistance UV Flexible Coverlay

Products are available in a wide range of colours and are formulated for use with the full range of application methods, from conventional screen-printing to spray and curtain-coat.

Developed and manufactured to meet today’s increasing technical, commercial and environmental demands, Electra’s range of Flex materials deliver:

  • Exceptional flexibility under 3mm mandrel and crease testing
  • Compatibility with lead-free and no-clean soldering processes
  • Resistance to electroless nickel immersion gold (ENIG) finishes
  • High resolution capability and print definition
  • Halogen-free availability
  • High yields and low cost-in-use
  • RoHS compliance
  • Reel to Reel compatibility

Manta EFP140 Photoimageable Flexible Coverlay

Manta™ EFP140 is a liquid photoimageable coverlay, which has been formulated for use in the manufacture of flexible and flex-rigid printed circuit boards and BGA packages using polyimide substrates. It is a contact exposure, aqueous developing system using two-component epoxy technology to give high levels of chemical resistance combined with an exceptional degree of flexibility

  • Passes 3mm mandrel flexibility test
  • Screen-print and spray versions
  • Resistance to ENIG
  • Passes 3 x 10s at 260°C solder test

Available in green, amber/brown, white, black and transparent.

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  • EFP140
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Manta EFV4 UV Cure Flexible Coverlay

Manta™ EFV4 is a UV curing flexible Coverlay formulated as an insulation coating for use over Polyester Flexible Circuitry, where the highest unit and productivity rates are sought through high speed automatic printing and conveyorised UV curing. They have excellent adhesion over Copper, or Printed conductive silver, graphite and carbon pastes; excellent electrical properties, and a strong bright colour at relatively low dry film weights.

  • Excellent printability without bleed
  • Fast cure
  • Excellent adhesion to polyester
  • Passes 3mm mandrel
  • 100% solids

Available in green, blue, white, black and transparent.

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  • EFV4
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Ronascreen 1300 High Performance UV Cure Flexible Coverlay

Ronascreen™ 1300 Series inks are formulated for use as a high performance coverlay on polyester based flexible printed circuits where exceptional levels of solder and chemical resistance is required.. The range is widely used in automotive PCB applications and is approved by many car producers and component suppliers. The inks are polymerised by exposure to ultraviolet light giving exceptionally flexible films with good adhesion to copper, base laminates as well conductive silver jumpers and circuitry..

  • Excellent printability without bleed
  • Fast cure
  • Excellent resistance to mass soldering operations
  • Resistant to silver plating processes
  • 100% solids

Available in green and blue.

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  • Ronascreen 1300
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