Applications

Nitto No.903UL

Technology: Heat-resistant adhesive tape with PTFE (polytetrafluoroethylene) film and silicone adhesive.

Product code: Nitto No.903UL

Manufacturer: Nitto

Size:

  • Thickness: 0.08 mm, 0.13 mm, 0.18 mm, 0.23 mm
  • Width: 5 mm to 450 mm (various sizes available)
  • Length: 10 m

Shelf life: Contact Avantek for details.

NITOFLON No.903UL adhesive tape:


1. Product Overview

NITOFLON No.903UL is a heat-resistant adhesive tape made of PTFE (polytetrafluoroethylene) film with a silicone adhesive layer. It offers excellent flame resistance, non-adhesiveness, and low friction, making it suitable for high-temperature and industrial applications.


2. Applications

  • Heat-resistant masking
  • Heat-sealing
  • Heat-resistant electrical insulation

 

3. Typical Properties

Standard Product Sizes

Thickness (mm) Width (mm) Length (m)
0.08 5, 9, 10, 13, 15, 19, 20, 22, 25, 30, 38, 40, 50, 75, 100, 200, 250, 300, 350, 400, 450 10
0.13 Same as above 10
0.18 Same as above 10
0.23 Same as above 10

General Properties

Property Unit 0.08t 0.13t 0.18t 0.23t
Thickness mm 0.08 0.13 0.18 0.23
Tensile Strength N/19mm 55 93 160 210
Elongation % 180 220 220 220
Peeling Strength N/19mm 5.6 7.1 7.4 8.7
Unwinding Force N/19mm 4.4 5.8 7.1 8.9
Breakdown Voltage kV 8 11 14 15
Surface Resistivity Ω/□ 10¹⁶
Volume Resistivity Ω·cm 10¹⁵
Copper Corrosion None
Heat Resistance Good
Coefficient of Kinetic Friction 0.1
Flame Retardancy UL510 (File E34833)
Color Gray
Temperature Use Range -60 to 200

Chemical Resistance

Chemical Condition Resistance Rating
20% Sulfuric Acid 80℃ × 24h +++
Concentrated Sulfuric Acid 20℃ × 6 days
Concentrated Hydrochloric Acid 20℃ × 27 days +++
Concentrated Hydrochloric Acid 80℃ × 14 hours +++
Concentrated Nitric Acid 20℃ × 25 days +++
Glacial Acetic Acid 15℃ × 24 hours +
20% Sodium Hydroxide (NaOH) 80℃ × 24 hours
20% Sodium Hydroxide (NaOH) 20℃ × 17 days ++
Ammonia Water 20℃ × 25 days +++
Toluene 80℃ × 14 hours
Butanol 20℃ × 15 days ++
Acetone 20℃ × 15 days +++
Transformer Oil 80℃ × 24 hours +++
Machine Oil 20℃ × 15 days +++

Chemical Resistance Ratings:

  • +++ : No change
  • ++ : Break at the edge
  • + : Partial break
  • : Complete break

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