3M 4991 VHB Tape

Description

3M™ VHB™ Tape 4991 is a heavy-duty, double-sided acrylic foam tape engineered for long-term durability and high-strength bonding. With its 2.3 mm thick grey foam core, it offers excellent conformability to irregular surfaces and provides a reliable alternative to mechanical fasteners, rivets, and welds. Ideal for both indoor and outdoor use, it ensures robust adhesion even under harsh conditions.

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Specifications:

• Color: Grey

• Thickness: 2.3 mm

• Adhesive Type: Acrylic

• Liner: Red polyethylene film

• Temperature Resistance: Up to 149°C (300°F) short term

• Core Strength: High holding power on metals, plastics, and glass

• UV and solvent resistant

Applications:

• Mounting large panels and signage

• Bonding stiffeners to panels

• Replacing screws, welds, and fasteners

• High-load industrial bonding

• Automotive trim and component attachment

• Construction and appliance assembly