
TESA® DOUBLE-SIDED TAPES


TESA® DOUBLE-SIDED TAPES

tesa® 64621 – High Tack Transparent Hotmelt Tape for Versatile Bonding
tesa® 64621 is a transparent double-sided self-adhesive tape crafted with a PP carrier and a synthetic rubber adhesive mass system (hotmelt). This solvent-free adhesive provides an eco-friendly and high-performance bonding solution with exceptional tack.
Protected by a siliconized paper liner, tesa® 64621 ensures easy handling and application, delivering consistent results across a wide range of materials and surfaces. Its versatility makes it a reliable choice for decorative and packaging material mounting, as well as for bonding foils, fabrics, paper, and plastic.
Key Features:
Applications:
Product Construction:
Carrier material PP film
Type of adhesive type: synthetic rubber
Type of liner type: glassine
Total thickness 90 µm
thickness of protective strip 70 µm
color transparent
color of security strip yellow
weight of security strip 78 g/m²
Property evaluation:
elongation at break 140 %
tensile strength 45 N/cm
resistance to aging (uv) medium
static shear resistance at 23°c medium
initial adhesion good
Heat resistance, short-term 80 °C
static shear resistance at 40°c low
dulling very good
Temperature resistance, long-term 40 °C
moisture resistance good
Adhesion to:
Adhesion to PE (initial) 5 N/cm
Adhesion to PE (after 14 days) 6.5 N/cm
Adhesion to PP (initial) 8 N/cm
Adhesion to PP (after 14 days) 9 N/cm
Adhesion to PVC (initial) 9 N/cm
Adhesion to PVC (after 14 days) 9.5 N/cm
Adhesion to Steel (initial) 10 N/cm
Adhesion to Steel (after 14 days) 15 N/cm


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