Description
Tesa 4334 is a precision masking tape built for straight paint lines and clean edges on multi-step finishing jobs. The backing is an extra-thin Japanese paper coated with an acrylic adhesive, thin enough to conform to curves and panel seams without lifting at the edge. Painters and finishers reach for it when a job calls for sharp lines on two-tone work, striping, or spray masking around trim and glass.
Where Tesa 4334 Earns Its Keep
The tape holds through multi-coat spray sequences and pulls away clean rather than tearing or leaving adhesive behind. It is rated for outdoor exposure up to eight weeks and indoor masking up to six months, so a mask line laid down early in a job stays put through primer, color, and clear coats without a re-tape. It adheres to glass, aluminum, PVC, and most factory finishes, which makes it a standard pick for automotive refinish, cabinet shops, and sign work where the edge has to stay sharp under repeated coats.
Tesa 4334 Heat and Handling
It withstands oven bake cycles up to 150 C (302 F) for 30 minutes, so it survives a bake-cure step without softening, lifting, or transferring residue onto the substrate. Tensile strength runs 17.13 lb per inch with 4 percent elongation at break, giving the tape enough body to pull in a straight line off the roll without stretching or snapping. Adhesion to steel measures 16.9 oz per inch, firm enough to resist lifting under spray pressure but light enough for clean removal by hand.
| Spec | Value |
|---|---|
| Width | 2 in (50 mm) |
| Length | 55 yd |
| Backing | Extra-thin Japanese paper |
| Adhesive | Acrylic |
| Total thickness | 3.54 mil |
| Heat resistance | 150 C / 30 min |
| Outdoor UV life | Up to 8 weeks |
| Indoor mask life | Up to 6 months |
Stock a roll of tesa 4334 next to your primer and clear coat so the mask line goes down before the first pass instead of mid-job. It pairs well with wider tesa masking tapes on the same cart for jobs that mix fine-line and broad coverage masking on the same panel. Browse the full lineup in single-sided tapes at Chemical Concepts, and see application tips from Tesa on getting a clean pull on textured substrates.
Need Help?
Need help matching mask tape to your coating schedule? Call (800) 220-1966 or email [email protected].
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