Industries · Electronics & PCB
Tape for PCB assembly, masking and EMI shielding
Silicone-adhesive polyimide for wave-solder masking, PTFE film for dielectric insulation, and copper foil and conductive cloth for EMI/RF shielding. Supplied from Toronto across Canada, with custom slitting and die-cutting to your board or enclosure drawing.
What this page covers
Electronics production uses tape at three moments: protecting the board through the solder process, shielding the finished assembly against interference, and protecting screens and panels until the product ships. ETS covers all three, so one supplier can confirm the temperature rating, the shielding material and the protective film in a single quote.
Where these tapes are used
- Masking connectors, pads and gold fingers during PCB wave soldering
- Die-cut polyimide masks and dots for repeat boards
- EMI/RF shielding of enclosures, transformers, displays and mobile devices
- Dielectric insulation and conductor wrap (PTFE film)
- Heat-sink bonding on CPUs and LED boards (thermal conductive tape)
- Scratch protection for display panels, touchscreens and glass during handling
Products in this range
PTFE Film
Copper Foil Tape
Conductive Cloth Tape
Thermal Conductive Tape
Specs at a glance
| Product | Model series | Continuous | Short-term | Notes |
|---|---|---|---|---|
| Single-side polyimide tape | AHS-92xx | 260°C | 300°C | Wave-solder masking; silicone adhesive |
| Polyimide film | AHS-910x | 300°C | 350°C | 12–125µm; die-cut masks and shields |
| PTFE film | AHS-95xx | 260°C | 300°C | Dielectric insulation; white / black ESD |
| Copper foil tape | AHS-85xx | 80°C | 120°C | EMI shielding; pure-foil grade to 250°C |
| Conductive cloth tape | AHS-86xx | 80°C | 120°C | High-frequency shielding; silver-grey / black |
| Thermal conductive tape | AHS-81xx | 120°C | 180°C | Heat-sink bonding; up to 7.5kV |
| PET protective film | AHS-62xx | 160°C (1 hr) | 180°C (premium grade) | >80% light transmittance; residue-free removal |
Temperatures are typical values from the manufacturer’s data. Confirm against the datasheet for your process before you buy — we send it with your quote, and we can send a free sample to test first.
Masking, shielding or protection?
Masking is about surviving the process and peeling clean: polyimide with silicone adhesive.
Shielding is about conductivity across the joint: copper foil where maximum shielding is needed, conductive cloth where the surface is curved or needs to flex.
Protection is about adhesion level: match the film to the surface (glass, acrylic, display) so it removes without residue. Tell us the stage you are solving for and we will narrow it to one or two series.
Frequently asked questions
What tape survives wave soldering?
Single-side polyimide tape with silicone adhesive (AHS-92xx), rated 260°C continuous and 300°C short-term, is a standard choice for masking during wave soldering. Tell us your solder temperature and dwell time and we will confirm the grade.
Copper foil or conductive cloth for EMI shielding?
Copper foil gives the strongest shielding and suits flat joints and enclosures. Conductive cloth conforms to curves and moving parts. Both use a conductive acrylic adhesive; share your frequency range and geometry and we will recommend one.
Can you supply masks already cut to my board?
Yes. We die-cut polyimide masks, dots and shields from your drawing (PDF or DXF) or a sample board, from prototype to production quantities.
Will protective film leave residue on displays?
Our PE, PET and PU protective films are made for residue-free removal, with adhesion levels matched to glass, acrylic and display panels. Test a free sample on your exact surface first.
Do you have an alternative to 3M 5413?
Our single-side polyimide tape (AHS-92xx) has the same construction as 3M 5413: polyimide film with a silicone adhesive. It is not a certified equivalent, so send us the part number you use now and we will send the datasheet and a free sample.
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Tell us what you’re running and where — we’ll come back with pricing, lead time, and spec sheets for the right tape.
