General Introduction of 3M VHB Tape 4991
3M VHB Tape 4991 is a 0.090 inch (2.3 mm) thick gray double coated acrylic foam tape with PE lm liner. The multi-purpose acrylic adhesive on both sides bonds to a broad range of high and medium surface energy substrates including metals, glass and a wide variety of paints and plastics as well as plasticized vinyl. The
conformable foam provides good contact between substrates even when they are slightly mismatched.
3M™ VHB™ Tape 4991 is part of the 4941 tape family. Each product in this family has multi-purpose acrylic adhesive and conformable foam but varies in thickness, color and liner type.
Key Features
- Fast and easy-to-use permanent bonding method provides high strength and long-term durability
- Virtually invisible fastening keeps surfaces smooth
- Gray, 0.090 in (2.3 mm), multi-purpose adhesive and conformable acrylic foam core offers a good balance of strength and conformability
- Creates a permanent seal against water, moisture and more
- Pressure sensitive adhesive bonds on contact to provide immediate handling strength
- Allows the use of thinner, lighter weight and dissimilar materials
- UL GREENGUARD and UL GREENGUARD Gold Certified, contributing to LEED Credit
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
With years of experience and a successful project history, we are confident in our ability to provide comprehensive material solutions. These solutions effectively tackle the challenges manufacturers face. To explore our full product catalog, simply click here. Our dedicated team is ready to assist with:
- Provide quotation, sample, TDS/MSDS, and technical consultation
- Testing sample quality and verifying product compatibility in our laboratory
- Customizing material formulas for special applications
- Adapting product sizes, quantities, and packaging to meet specific needs
- Offering expert advice on suitable equipment and automation processes
- Delivering technical training and on-site support for optimal product use
Moreover, Prostech ensures the safe and accurate global delivery of all materials, including “dangerous goods”, in compliance with legal regulations. For personalized technical support or to receive a quotation, please contact us today.
| Part Number | 4991 |
| Color | Gray |
| Tape Thickness | 2.3mm |
| Adhesive Type | Multi-Purpose Acrylic |
| Foam Type | Conformable Acrylic Foam |
| Density | 720 kg/m³ |
| Release Liner – Type | Polyester |
| Release Liner – Thickness | 0.13 mm |
| Release Liner – Color | Red |
