3M™ Polyimide Tape 8997

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Light amber coloured 1.0 mil (0.03 mm) polyimide backing with 1.4 mil (0.04 mm) silicone pressure sensitive adhesive

Ideal for high temperature applications

Seals tight on contact, peels off clean up to 500°F/260°C

Overall Width (Imperial)

Overall Width (Metric)

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Details

Highlights

Light amber coloured 1.0 mil (0.03 mm) polyimide backing with 1.4 mil (0.04 mm) silicone pressure sensitive adhesive
Ideal for high temperature applications
Seals tight on contact, peels off clean up to 500°F/260°C
High dimensional and tensile strength to break through cured paint
Excellent thermal, chemical and abrasion resistance
Thin backing for sharp paint line

3M™ Polyimide Tape 8997 is a light amber colored polyimide tape with a silicone adhesive meant to withstand heat during high-temperature masking operations. It offers excellent thermal, chemical and abrasion resistance. It seals tight on contact and peels off clean at up to 500°F/260°C.

The 3M™ Polyimide Tape 8997 features a 1.0 mil (0.03 mm) thick polyimide backing with a 1.4 mil (0.04 mm) silicone adhesive. It is ideal for use in high temperature applications up to 500°F (260°C). Its light amber colour ensures easy identification and alignment. The high dimensional and tensile strength of this polyimide tape allows it to break through cured paint without silvering or tearing.

Suggested applications

This tape is ideal for applications that may require high temperature, chemical, and abrasion resistance with the benefit of transparency
Masking parts for powder coating
Masking edges of overlap seams
Barrier of separation for dissimilar metals

Typical Properties

Details

Adhesive Type	Silicone
Back Side Adhesive Thickness (Imperial)	1.2 Milli-inch (mil)
Back Side Adhesive Thickness (Metric)	0.03 mm
Backing (Carrier) Material	Polyimide Film
Backing (Carrier) Thickness (Imperial)	1 Milli-inch (mil)
Backing (Carrier) Thickness (Metric)	0.025 mm, 0.03 mm
Brands	3M™
Case Quantity	8.0 Bags per Case, 72.0 Bags per Case
Elongation at Break	0.37, 37
Maximum Operating Temperature (Celsius)	260 °C
Maximum Operating Temperature (Fahrenheit)	500 null
Product Colour	Amber
Shelf Life	24 mo
Smallest Saleable Unit	Roll
Tensile Strength (Imperial)	26 lb/in, 416 oz/in
Tensile Strength (metric)	45.3 N/100mm, 453 N/100mm
Units per Case	1.0, 8.0, 72.0

Dimensions and Classifications

Overall Length (Imperial)	36 yd
Overall Length (Metric)	32.9 m, 32.91 m
Overall Width (Imperial)	0.5 in, 4 in, 19.7 in
Overall Width (Metric)	1.3 cm, 10.2 cm, 495.3 mm

Resources

23-936450-e4e-engineered-tapes-reference-guide-pdfa.pdf

Catalogs

(PDF, 9MB)

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	Current product 3M™ Polyimide Tape 8997	3M™ Polyimide Tape 8998	3M™ Polyester Tape 8902	3M™ High Temperature Nylon Film Tape 855
Overall Width (Metric)	1.3 cm, 10.2 cm, 495.3 mm
Overall Width (Imperial)	0.5 in, 4 in, 19.7 in
Backing (Carrier) Material	Polyimide Film
Product Colour	Amber
Adhesive Type	Silicone