- Overview
- Applications
- Technical Data
- Warranty
3M Heat Activated Plus Sealing Tape ST1200, 1.2mm
Automotive Heat Bonding Acrylic Form Plus Tape
3M ST1200 Black Acrylic Foam Plus Tape
3M™ Heat-Activated Acrylic Plus Tape ST1200 is a 1.20 mm (0.047 inch) thick, black acrylic foam tape, constructed with two different adhesives. The heat-activated adhesive on the non-liner side forms an immediate, consistent and durable bond to most EPDM formulations and Santoprene® materials used to attach weatherstrip and/or gasket seals for automotive and industrial applications. The Heat-activated adhesive on the non-liner side forms an immediate, consistent and durable bond to most EPDM formulations and TPE materials.
3M ST1200 Tape offers the following key features:
- High adhesion and holding strength to automotive paint surfaces.
- Conformable acrylic core delivers excellent wet-out and stress handling to maintain seal integrity.
- High strength core resulting in improved bond line appearance and quality.
For Liner and Tabbing Options: 3M™ Acrylic Foam and Acrylic Plus Tapes: Product Constructions
In Stock Item

Applications
APPLICATION: AttachmentAPPLICATION: Bonding
APPLICATION: Fastening
APPLICATION: Heat Seal
APPLICATION DESCRIPTION:
3M ST1200 Acrylic Plus Tape is constructed with two different adhesives, used to attach weatherstrip and/or gasket seals for automotive and industrial applications. Provides high adhesion and holding strength to automotive paint surfaces and the conformable acrylic core delivers excellent wet-out and stress handling to maintain seal integrity.
Technical Data
BRAND: 3MMATERIAL DESCRIPTION:
SIZE: | Custom Converted Foam Tape |
COLOR: | Black |
ADHESIVE TYPE: | Heat Seal |
ADHESIVE TYPE: | Pressure-Sensitive |
CONSTRUCTION: | Differential Tape |
CONSTRUCTION: | Double Sided |
TECHNICAL DATA:
ADHESIVE LAYER: | Acrylic |
ADHESIVE LAYER: | Film |
BACKING/CARRIER MATERIAL: | Foam |
THICKNESS: | 0.047 inch ± 0.005 inch (1.20mm ± 0.13mm) |
COMPOSITION: | Liner, VR2 Adhesive, Acrylic Foam, E2 Adhesive |
DENSITY: | 43 lb/ft3 ± 4 lb/ft3 (689kg/m3 ± 64kg/m3) |
DATA SHEET:
3M Heat Activated Plus Sealing Tape ST1200, 1.2mm (PDF)
SHELF LIFE:
One year from date of receipt by customer when stored at 4 C - 38C (40F - 100F) and 0-95% relative humidity (RH). The optimum storage conditions are 22C (72F) and 50% relative humidity.NOTES:
Physical and performance characteristics shown are obtained from tests recommended by vendor. Quality Assurance and Technical Service Departments do not represent a guarantee of product performance. Individual rolls may vary slightly from these averages. The user should determine whether the product is fit for a particular purpose and is suitable for the user's method of application before use.
The information listed above has been obtained from controlled laboratory tests and is reliable, but should not be used for the purpose of writing specifications. It is offered in good faith, but without guarantee, as conditions and methods of use of our products are beyond our control. It is recommended that the prospective user determine the product suitability before adapting for commercial use.
Warranty
Physical and performance characteristics shown are obtained from tests recommended by vendor. Quality Assurance and Technical Service Departments do not represent a guarantee of product performance. Individual rolls may vary slightly from these averages. The user should determine whether the product is fit for a particular purpose and is suitable for the user's method of application before use.
The information listed above has been obtained from controlled laboratory tests and is reliable, but should not be used for the purpose of writing specifications. It is offered in good faith, but without guarantee, as conditions and methods of use of our products are beyond our control. It is recommended that the prospective user determine the product suitability before adapting for commercial use.