tesa® 4342 Precision Mask

For sharp, clean, and flat paint edges

Product description

tesa® Precision Mask 4342 is a Washi tape made in Germany. It combines a flat paper backing and an acrylic adhesive and is designed for precise masking jobs ensuring sharp, clean and flat paint lines. It is the ideal solution for demanding painting and lacquering applications.
Therefore it is especially suited for the use in architectural painting, marine, train and various other fields where quality results are required.
The aging resistant acrylic adhesive has an excellent tack, provides outdoor usability up to 3 weeks combined with a temperature resistance up to 120 °C / 1 h or 150 °C / 0.5 h for spray painting jobs with subsequent oven-drying.

Application Fields

  • Ensures sharp, clean, and flat paint lines
  • Ideal for 2-tone masking applications
  • Suitable for use with water- and solvent-based paints and lacquers
  • Outdoor masking up to 3 weeks
  • Indoor masking up to 2 months
  • Temperature resistance up to 120 °C / 1h or 150 °C / 0.5 h

Product Construction

Backing material Washi paper
Type of adhesive acrylic
Total thickness 85 µm

Properties / Performance Values

Elongation at break 10 %
UV-resistance 3 weeks
Tensile strength 32 N/cm
Hand tearability very good
Suitable for rough surfaces medium
Temperature resistance 120 °C

Adhesion to Values

Adhesion to steel 1.5 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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