RT-633
Cold Weather Aluminum FoilTape
Product Description
A nominal 25 micron (1.0 mil) high tensile strength aluminum foil backing, combined with a cold weather solvent acrylic adhesive, protected by an easy-release silicone release paper.
Features
Aluminum backing provides excellent reflection of both heat and light.
Cold weather adhesive with moderate adhesion offers good sealing and bonding on Foil and seams in HVAC duct work application.
Good aging resistance both indoors and outdoors.
Low moisture vapor transmission rate offers excellent sealing and patching performance
Application recommended

HVAC industry for joining and sealing Foil-Scrim-Kraft Facing laminated fiberglass blanket / duct board joints and seams; joining and sealing flexible air duct seams and connections. May also be used for other industrial uses requiring a tape with these characteristics and benefits.

Typical Physical Properties
Backing Thickness 25 micron 1.0 mil PSTC-133 / ASTM D 3652
Total Thickness: 60 micron 2.4 mil PSTC-133 / ASTM D 3652
Tensile Strength 40 N / 25mm 9.1 lb/in PSTC-131 / ASTM D 3759
Peel Adesion to Steel 15 N / 25mm 54 oz./in. PSTC-101 / ASTM D 3330
Elongation 2.00% 2.00% PSTC-131 / ASTM D 3759
Applying Temperature  -20  +40°C  -4~ +105 F
Service temperature  -35  +120°C  -31 ~ +248 F
Storage Conditions & Shelf life
12 months when stored at 21C (70F) / 50% relative humidity out of direct sunlight.