SKU: DW664 Category: Tags: , , , , ,

DeWAL® DW664 PTFE Tape

DeWAL® DW664 is a pressure sensitive tape using a highly tensilized PTFE film coated with a high temperature silicone adhesive. The orange tensilized film is combined with a unique filled composition to enhance performance characteristics similar to an extruded PTFE tape, offering extremely high tensile strength, increased wear properties, and high temperature resistance.

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Single-coated tape showing backing and adhesive

Additional Information

Brand

Product Number

DW664
Composition

Substrate: PTFE film, 0.1016 mm / 0.004 in thick; Adhesive system: silicone, 0.038 mm / 0.0015 in thick; Color: orange. Tensile strength 71 MPa / 10319 psi, elongation 211% (ASTM-D3759)
Applications

Roller wrap and tooling protection in high speed, high temperature flat die extrusion of polyethylene coatings and laminations; other applications within aircraft maintenance markets (Aerospace and Mechanical industries)
Adhesion

Adhesion to Steel: 446 g/cm / 40 oz/in (ASTM-D1000)
Temperature Range

Max operating temperature: 260°C / 500°F
Thickness

Overall: 0.1397 mm / 0.0055 in (ASTM-D374) — substrate 0.1016 mm / 0.004 in, adhesive 0.038 mm / 0.0015 in
Tensile Strength

71 MPa / 10319 psi (ASTM-D3759)
Elongation

211% (ASTM-D3759)
Datasheet URL

https://thetapelab.com/wp-content/uploads/datasheets/dw664.pdf
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