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Does Adhesion Promoter Damage Plastic Parts?

1 Answers

AaliyahMarie

07/30/25 9:22am

Adhesion promoter does not damage plastic parts. Adhesion promoter is a light brown transparent liquid that improves bonding performance. It is a type of adhesive applied to the surface of the material to be bonded before applying glue. Characteristics of Adhesion Promoter: Adhesion promoter reacts with water molecules in the air, generating high bonding strength and offering resistance to high temperatures. Especially when used with acrylic foam tape, it provides excellent bonding results. Its key features include accelerating the initial bonding speed of the tape and enhancing adhesive strength. Usage Precautions: Before application, conduct a small-area test to check for any chemical reaction between the product and the surface. However, it does not cause chemical reactions on surfaces like car paint, plastic, glass, or metal, so it can be used with confidence. Adhesion promoter is a highly volatile 3M primer, so ensure proper sealing during use. It is best to press the bottle opening tightly immediately after taking out the brush. After use, tighten the cap securely. Applications of Adhesion Promoter: For automotive sealing strips, it provides functions such as shock absorption, sound insulation, waterproofing, and fixation. It is used in various parts of the car, including doors, windows, and windshields. Although sealing strips come with double-sided tape, adhesion promoter helps create a better bonding surface between the strip and the car, significantly improving the sealing effect. When used together with sealing strips, adhesion promoter can increase adhesive strength by approximately 50% without requiring additional tape or modifications to material design.

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