tesa® 4421

Medium grade masking tape up to 95°C / 203°F

Product description

tesa® 4421 provides an excellent blend of value and performance due to its excellent paper strength, cured rubber adhesive, and high shear. tesa® 4421 performs under stress and temperatures where general-purpose products fail. It also has excellent wet grab and should be used when general-purpose masking tapes do not perform adequately.

Main applications

  • Medium temperature masking applications
  • Medium-duty bundling, holding, packaging, and splicing

Technical properties

Elongation at break

10 %

Type of adhesive

natural rubber

Total thickness

147.32 µm

Adhesion to steel

3.7 N/cm

Tensile strength

36.8 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.

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