tesa® 61970

Double-sided box closure tape with fingerlift.

Product Description:

tesa® 61970 is a transparent double-sided self-adhesive tape consisting of a PP-film backing and a tackified acrylic adhesive.

tesa® 61970 features:

Fast liner removal due to fingerlift
High initial adhesion for a fast closure process
Reliable bonding performance even at high temperature

Application Fields:

Closing of self-adhesive mail order boxes
Closing of CD and book cartons

Product Construction:

Backing material PP film
Colour transparent
Colour of liner white
Thickness of liner 84 µm
Total thickness 220 µm
Type of adhesive tackified acrylic
Type of liner paper
Weight of liner 102 g/m²

Adhesion to:

Adhesion to Steel (initial) 13 N/cm
Adhesion to Steel (after 14 days) 13.5 N/cm

Properties:

Elongation at break 150 %
Tensile strength 50 N/cm
Static shear resistance at 40°C good, medium
Temperature resistance min. -40 °C
Temperature resistance long term duration 80 °C
Softener resistance good, medium
Chemical resistance good, medium
Static shear resistance at 23°C good, medium
Humidity resistance very good
Temperature resistance short term duration 130 °C
Ageing resistance (UV) good, medium
Tack good, medium