Skip to Main text

4-MIL PTFE COATED GLASS CLOTH TAPE P-440 NAT

4-MIL PTFE COATED GLASS CLOTH TAPE

P-440 is the ideal insulating tape for dielectric sealing and embossing. This tape is engineered for use in high temperature ground insulation applications and has excellent puncture resistance and is also available with liner, known as product P-440L.
Contact Us

Customer Support Center

Business Hours (EST) 8:00 a.m.-5:30 p.m.

Except for Sat, Sun, and Holidays

Features

  • Chemically inert.
  • High temperature resistance.
  • Constructed with a resilient and abrasion resistant backing that exhibits markedly better resistance to cut-through cold flow, deformation and shrinkage than unsupported PTFE.
  • Superior dimensional stability.
  • Low coefficient of friction makes for excellent non-stick and anti-friction characteristics.
  • Performs well under humid conditions, resists wrinkling and blistering, and is tear resistant.

Structure

Properties

BACKING MATERIAL PTFE - Impregnated Glass Cloth
ADHESIVE Cured Silicone
COLOR Gray
INSULATION CLASS 356°F/180°C
GOVERNMENT SPECIFICATIONS FAR 25.853
BOEING SPECIFICATIONS BAC 5153
  IMPERIAL METRIC
TOTAL TAPE THICKNESS 5.3 mils 0.135mm
TENSILE STRENGTH 90 lbs/in 157 N/10mm
ELONGATION 3% 3%
ADHESION TO STEEL 34 oz/in 3.7 N/10mm

Contact Us

Customer Support Center

Business Hours (EST) 8:00 a.m.-5:30 p.m.(Except for Sat, Sun, and Holidays)

Adobe Reader Download

Adobe Reader is required to view PDF files.
If not yet installed, please download it from the Adobe website.

Back to Page Top