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tesa® 4657 is a high grade acrylic coated cloth tape. It is based on a 145 mesh woven cotton fabric and a thermosetting natural rubber adhesive. tesa® 4657 is a very resilient cloth tape often used for permanent hole covering in automotive applications and masking during industrial painting processes. Features: ▪ removable without residues even after high temperature exposure ▪ very ageing-resistant (allowing for permanent applications) ▪ high resistance to paint solvents ▪ excellent tape for die-cuts, available as log roll with liner as tesa® 4657 PV9 ▪ also available as low unwinding version tesa® 4657 PV 1 ▪ available in 2 colors: black, grey Main Application ▪ Heat resistant masking during the production of vehicles and machines ▪ Window flange masking ▪ Even repeated oven drying possible ▪ Permanent interior and exterior hole covering ▪ Covering of screw tap holes and drainage boreholes ▪ Partial masking during treatment with impregnating agents ▪ Fastening of flat cables e.g. on roof linings, door panels, mirrors ▪ Masking during electrostatic powder coating ▪ Hand tearability ▪ Straight tear edges ▪ Easy to remove yes ▪ Easy to write on yes ▪ Suitable for die cutting yes ▪ Certified according to all major OEMs ▪ Abrasion resistance ▪ Water resistance Evaluation across relevant tesa® assortment: very good good medium low
| Backing material | acrylic-coated cloth |
| Type of adhesive | thermosetting / natural rubber |
| Total thickness | 290 µm |
