Product information

tesa® 49001 Seam Sealing PRELIMINARY PI-SHEET

Reactive Seam Sealing Tape for Paint Shop Applications

Product description

tesa® Seam Sealing Tape provides a reliable sealing of panel joints and panel edges. The initial tack ensure an easy and clean application process. Even difficult geometries are easy to seal with tailored die-cuts.
tesa® Seam Sealing Tape is a heat activated tape, cures when exposed to elevated temperature in a paint oven. During the paint process it becomes soft and conforms to the joint surface. The paint compatibility of the tape ensures a high quality appearance in line with the painted vehicle
Unique Features:
  • Very good optical appearance
  • Bridging of constructive gaps
  • Resistant to cracks even at low temperature
  • Optimized to cure in paint oven (130°C - 160°C)
  • For complex geometries use die cuts
  • Flexible at low temperature
  • Good paint compatibility
  • High resistance to chemicals

Shelf life of 3 months at room temperature

Main applications

tesa® 49001 PV0 is suitable for reliable sealing of joined panels and holes while providing a good optical appearance after paint.

  • Sealing of panel joints, panel edges and holes
  • Cosmetic sealing of welding seams
  • Bridging of constructive gaps

Curing conditions: 20 min @ 130-160°C





Technical properties

Elongation at break

130 %

Type of adhesive

elastomer modified heat curable epoxy

Adhesion to Steel (initial)

2 N/cm

Tensile strength

5 N/cm

Total thickness

390 µm

Backing material




Rating properties

Suitable for die cutting


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.