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  Aerospace Tapes --- Scotch brand 5421 UHMW Polyethylene Film
     
 
Scotch brand 5421 UHMW Polyethylene Film

An ultra-high molecular weight polyethylene film with a rubber adhesive which provides an excellent abrasion and wear resistant surface.

The U.H.M.W. backing provides a low coefficient of friction in addition to extremely good abrasion resistance.

This product can outwear Teflon backings by many sliding surfaces such as fuel cells in aircraft are well protected with these unique tapes.

 
The UHMW line of tapes provides a self-lubricating, bearing-like surface and offers an extended wear life.
 
Type Description
Colour Transparent
Backing Ultra-high molecule weight polyethylene
Adhesive Rubber
Total thickness 0.17 mm (6.7 mils)
Peel adhesion to steel 28 N/100 mm (26 oz./in. width)
Tensile strength 526 N/100 mm (30 lbs./in. width)
Elongation at break 300%
Operational temperature range -34°C to +107°C (-30°F to +225°F)

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