Four rolls of polyimide tape on a white background

Kapton® Tape

1 Mil - KT1 / 1/8 in
$9.60
Sale price  $9.60 Regular price 
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Four rolls of polyimide tape on a white background
1/5

Kapton® Tape

$9.60
Sale price  $9.60 Regular price 
Thickness
Width
Save on bulk orders
  • 10–24 rolls: 5% off
  • 25+ rolls: 10% off

Discount applies automatically at checkout.

Need a custom width or larger order? Request a quote

Product Specifications:

Specification 1 mil (KT1) 2 mil (KT2) 5 mil (KT5)
Color Amber Amber Amber
Adhesive type Silicone Silicone Silicone
Polyimide film backing thickness 1 mil 2 mil 5 mil
Total thickness 2.5 mil 3.5 mil 6.5 mil
Tensile strength 32 lbs/in 53 lbs/in 95 lbs/in
Elongation 40% 45% 50%
Dielectric strength (V/mil) 7900 12500 19500
Max. recommended operating temperature 500°F / 260°C 500°F / 260°C 500°F / 260°C
Roll length 36 yards 36 yards 36 yards
Adhesion to steel (oz/in) 25 25 25

 

DuPont reports that Kapton® Type HN polyimide film has been used in applications up to 752°F / 400°C. That figure describes the film alone, not the adhesive-backed tape. The maximum recommended operating temperature listed for this silicone-adhesive tape is 500°F / 260°C.

Usage: electrical applications (coil insulation, capacitor wrapping, magnetic wire insulation, wave soldering, high temperature masking, 3d printer bed adhesion, labelling applications, etc...)

TLDR Details:

  • Silicone adhesive
  • Maximum recommended operating temperature: 500°F / 260°C

DuPontTM and Kapton® are trademarks or registered trademarks of E.I. du Pont de Nemours and Company.

Need help choosing? Read our Kapton® tape technical selection guide for thickness, temperature and application advice.

Bulk Order? Request a Quote

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  • 5 stars: 5 (83%)
  • 4 stars: 1 (17%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
M
Mark M.
Cheap but good

it's just as good as some of the more premium brands but at a much better price. will buy again.

J
James K.
Consistant quality within multiple orders.

I’ve reordered this several times for manufacturing use and the quality has remained consistent every time. No splitting edges, no weak adhesive spots, and excellent heat resistance. Works just as well as other brands and hard to beat for the price.

A
Alice W.
Great Quality

Arrived quickly.

D
Dennis D.
good for soldering

used it for masking while soldering and removed cleanly with good temp resistance

C
Christopher D.
Easy to Apply!

I applied it for masking during epoxy curing and it removed cleanly. Saved me a lot of cleanup work. Would recommend.

K
Kenneth A.
Perfect for 3D printing applications

Bought this for my 3D printer bed and it’s been fantastic. The tape applies smoothly with no bubbles and holds up really well under repeated heating cycles. Adhesion is strong without being impossible to remove. Definitely ordering more.