tesa® 4447

Repulpable, Single-Sided Splicing Tape

Product description

tesa® 4447 is a single-sided repulpable splicing tape without liner consisting of a flat-back paper and a modified water soluble acrylic adhesive.

tesa® 4447 features especially
  • Very high shear strength
  • Very good adhesion values on coated and uncoated paper
  • Good heat resistance
  • Good repulpability over full pH-range (pH3 –pH9)

Colour: Blue

Application Fields

tesa® 4447 is particularly suitable for:
  • Permanent butt splices
  • Use in automatic butt splicers
  • Web feeding applications

Product Construction

Type of adhesive repulpable tackified acrylic
Total thickness 90 µm
Type of liner none
Backing material flat paper

Properties / Performance Values

Elongation at break 9 %
Tensile strength (crosswise) 50 N/cm
Static shear resistance very good
Tack medium
Shelf life time (packed) < 25°C 12 months
Tensile strength 75 N/cm
tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All technical information and data above mentioned are provided to the best of our knowledge on the basis of our practical experience. They shall be considered as average values and are not appropriate for a specification. Therefore tesa SE can make no warranties, expressed or implied, including, but not limited to any implied warranty of merchantability or fitness for a particular purpose. The user is responsible for determining whether the tesa® product is fit for a particular purpose and suitable for the user’s method of application. If you are in any doubt, our technical staff will be glad to support you.