Product Information

SyncSol ETPT 4790

Polyamide Tape

SKU: SMFT 2578-1-1 Category:
SyncSolSyncSol Polyamide Tape ETPT 4790

Product description

SyncSol Polyamide Tape 1 Mil ETPT 4790 is special grade polyimide backing material coated with a high temperature silicone pressure sensitive adhesive.

SyncSol Polyamide Tape 1 Mil ETPT 4790 is used for cryogenic insulation, high temperature masking, protection of circuit board’s gold finger, 3D printing, heat transfer printing, contacts during wave soldering, insulation for transformers, motors and coil, fibre optics cables, solar panels etc..

Main applications

  • Wide temperature range as low as -269 °C and as high as 400 °C.
  • Excellent dielectric strength.
  • Flame retardant.
  • Remove cleanly leaving no residue.
  • Very high temperature masking during powder coating, anodizing, etching applications.
  • Ideal for wave soldering.
  • Used in automobile industry for wrapping switches, diaphragms, manifolds, sensors and coils in seat heaters.
  • Used as masking circuit board & in circuit board construction.
  • In aerospace industry for insulation of aircraft and spacecraft wings. in electrical applications where static is an issue.
  • In Fibre Optics Cable in semiconductor manufacturing.
  • In 3D printing.
  • Available with silicon and acrylic adhesives.
  • Thickness: 1mil ,2mil.
  • Available in die cut and roll forms.

How to apply SyncSol Polyamide Tape ETPT 4790

During the application of SyncSol Polyamide Tape ETPT 4790, please ensure the surface is clean, dry and dust free. Ensure to apply even and firm pressure for better adhesion results.

Shelf Life & Storage

SyncSol Polyamide Tape ETPT 4790 should be stored in cool and dry place and prolonged exposure to the direct sunlight should be avoided. To obtain best performance, the product should be used within 12 months from the date of manufacture.

Base MaterialPolyimide Film
Base Material Thickness25 µm (1 mil)
Adhesive Silicone
Total Thickness 50 µm
Adhesion to Steel600 gms
Tensile Strength21 Mpa
Heat Resistance350 °C
Insulation Class180 °C
Elongation (% at break)24 %
Dielectric Breakdown (v7,500
Insulation Resistance (MΩ)1,000,000
UL-94 FlammabilityV-O
Available ColourAmber
  • Downloads
    Technical Data Sheet of ETPT 4790


Physical and performance characteristics shown are obtained from tests recommended by vendor. Quality Assurance and Technical Service Departments do not represent a guarantee of product performance. Individual rolls may vary slightly from these averages. The user should determine whether the product is fit for a particular purpose and is suitable for the user’s method of application before use.

The information listed above has been obtained from controlled laboratory tests and is reliable, but should not be used for the purpose of writing specifications. It is offered in good faith, but without guarantee, as conditions and methods of use of our products are beyond our control. It is recommended that the prospective user determine the product suitability before adapting for commercial use.


Please contact us for any questions regarding our products and services.

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