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Nitto P-421 PTFE Film Tape, 1" x 36 yd x 6.8 Mil, Gray

ID: P-421X1 Mfr ID: P-421X1
Manufactured by: Nitto
Nitto P-421 is a 5 Mil PTFE film tape. P-421 is a heavy-duty tape that fulfills requirements for an ultra-high dielectric strength, high temperature use with high to medium gauge magnet wire in larger-size components. Impervious to most chemical attacks, including acids, solvents, fuels and most alkalies.
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USD $111.75 / RL

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1-11 $111.75 / RL
12-17 $100.35 / RL
18-23 $97.13 / RL
24-35 $91.06 / RL
36-119 $89.04 / RL
120-179 $76.83 / RL
180+ $76.32 / RL

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This item may be sold in units of 1.

  • Brand name :  Nitto
  • Series :  P-421
  • Item Name :  Film Tape
  • Short Desc :  TAPE,P-421 1.000"X 36YD RL NAT
  • UNSPSC :  31201500

PTFE backing provides low coefficient friction, which makes for a slick surface that promotes the quick movement of materials. Cured silicone adhesive enhances P-421's ability to operate over a wide temperature range.


WARNING: California Proposition 65 - Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Performance Details
Adhesive Strength 37  oz/Inch
Elongation 143% 
Tensile Strength 66  lb/Inch
Design & Construction
Color Gray 
Adhesive Type Cured Silicone 
Backing Material PTFE 
Applicable Material Steel 
General Features
Storage Temperature 10 to 27 deg C 
Environmental Condition
Temperature Rating 180  deg C
Electrical Properties
Dielectric Strength 17.8  kV
Physical Properties
Width 1  Inch
Length 36  Yard
Thickness 6.8  Mil
Core Size 3 Inch 

Nitto P-421 PTFE Film Tape, 1" x 36 yd x 6.8 Mil, Gray Technical Data Sheet 

Features :

  • The ideal tape wherever a slick surface is required to help speed up the movement of materials reducing equipment wear, such as in roller protection
  • High temperature applications with medium gauge magnet wires in larger sized components
  • Prevents electrolytic corrosion of dissimilar metals and to help mask parts placed in chemical cleaning or electroplating solutions
  • Anti-vibration cushion, a gasket for flanges, joints and clamp connectors and as a high temperature release surface on heat sealer bars and rollers

Applications :

  • For Aerospace, Web and Electrical Applications