PRODUCT INFORMATION

tesa® 4959

Double-sided non-woven tape
Product Features tesa® 4959 is a double-sided mounting and splicing tape equipped with a non-woven backing and coated with an acrylic adhesive of high tack and good shear strength. It is UV and ageing resistant and largely resistant to plasticizers.
Main Applications
  • Mounting of signs, covers and nameplates
  • Mounting of door linings in the car industry
  • Mounting of plastic bags, dispatch bags, continuous stationery, posters etc.
  • Splicing of paper and film webs
Technical Data
Backing material non-woven
Colour translucent
Total thickness 100 µm
Type of adhesive tackified acrylic
Elongation at break 3 %
Tensile strength 8 N/cm
Type of liner glassine
Colour of liner brown
Thickness of liner 71 µm
Adhesion to
ABS (after 14 days) 6.1 N/cm
ABS (initial) 5.3 N/cm
Aluminium (after 14 days) 5.5 N/cm
Aluminium (initial) 4.4 N/cm
PC (after 14 days) 5.8 N/cm
PC (initial) 5.4 N/cm
PE (after 14 days) 2.6 N/cm
PE (initial) 2.5 N/cm
PET (after 14 days) 5.1 N/cm
PET (initial) 4.6 N/cm
PP (after 14 days) 3.8 N/cm
PP (initial) 3.3 N/cm
PS (after 14 days) 5.8 N/cm
PS (initial) 5.4 N/cm
PVC (after 14 days) 7.5 N/cm
PVC (initial) 5 N/cm
Steel (after 14 days) 7.5 N/cm
Steel (initial) 6.2 N/cm
Properties
Temperature resistance short term 200 °C
Temperature resistance long term 80 °C
Tack ++
Ageing resistance (UV) ++
Humidity resistance +
Resistance to chemicals +
Softener resistance o
Static shear resistance at 23°C +
Static shear resistance at 40°C o

tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All information and recommendations are provided to the best of our knowledge on the basis of our practical experience. Nevertheless 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. Therefore, 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 support staff will be glad to advise you.