Benefits
Ultra-Thin Structural Bond
The 0.30 mm profile is ideal for electronic devices, display assemblies, and precision industrial applications requiring a minimal bond line.
Permanent Fastener Replacement
Replaces rivets, screws, spot welds, and liquid adhesives while creating a clean, invisible appearance.
Excellent Conformability
The viscoelastic acrylic foam conforms to slight surface irregularities and compensates for thermal expansion differences between bonded materials.
Broad Material Compatibility
Provides excellent adhesion to aluminum, stainless steel, glass, painted metals, composites, ABS, acrylic, polycarbonate, and many engineering plastics.
Long-Term Environmental Resistance
Maintains reliable performance under UV exposure, moisture, humidity, chemicals, and outdoor weathering.
Waterproof Sealing
The closed-cell acrylic foam creates a durable seal against water, dust, and contaminants.
Technical Specifications
| Property | Specification |
|---|---|
| Product Name | 3M™ VHB™ 5909 |
| Tape Type | Double-Sided Acrylic Foam Tape |
| Foam Color | Black |
| Adhesive Type | Modified Acrylic |
| Foam Type | Very Conformable Closed-Cell Acrylic Foam |
| Thickness | 0.30 mm (12 mil) |
| Density | 750 kg/m³ |
| Liner | Clear PET Film |
| Liner Thickness | 0.08 mm (3 mil) |
| Long-Term Temperature Resistance | 93°C (200°F) |
| Short-Term Temperature Resistance | 121°C (250°F) |
| Indoor / Outdoor | Yes |
| UV Resistance | Excellent |
| Moisture Resistance | Excellent |
| Shelf Life | 24 Months |
| Converting Services | Slitting, Rewinding, Laminating, Die-Cutting, Kiss-Cutting |
Applications
Typical applications include:
- LCD display frame attachment
- Laptop bezel assembly
- Tablet and smartphone components
- Camera module bonding
- Consumer electronics
- Thin metal panel bonding
- Decorative trim attachment
- Nameplate mounting
- Plastic housing assembly
- Automotive electronics
- Appliance manufacturing
- Signage fabrication
- Industrial equipment assembly
- General structural bonding
Compatible Materials
| Excellent Compatibility | Good Compatibility | Testing Recommended |
|---|---|---|
| Aluminum | Powder-Coated Metals | Polypropylene (PP) |
| Stainless Steel | ABS | Polyethylene (PE) |
| Glass | Acrylic (PMMA) | PTFE |
| Polycarbonate (PC) | Painted Metals | Silicone Rubber |
| Composite Materials | PVC | Untreated Low Surface Energy Plastics |
Note: 3M™ VHB™ 5909 is designed to bond a broad range of substrates, including many painted surfaces and lower surface energy plastics. Adhesion testing is recommended before production for difficult-to-bond materials.
Industries
- Consumer Electronics
- Automotive
- Transportation
- Appliance Manufacturing
- Signage & Displays
- Construction
- Industrial Equipment
- Medical Devices
- Renewable Energy
- General Manufacturing
Why Choose 3M™ VHB™ 5909?
3M™ VHB™ 5909 combines an ultra-thin 0.30 mm profile with the proven performance of the 5952 Family. It offers outstanding structural bonding, excellent environmental resistance, and strong adhesion to a broad range of materials while maintaining an almost invisible bond line for high-end assemblies.
Key advantages include:
- Ultra-thin 0.30 mm profile
- Modified acrylic adhesive
- Excellent adhesion to painted surfaces
- Permanent structural bonding
- Waterproof sealing
- Outstanding UV and weather resistance
- Excellent vibration damping
- PET liner for precision converting
- Compatible with automated die-cutting
- OEM converting services available
Installation Guide
- Clean bonding surfaces using isopropyl alcohol (IPA).
- Ensure all surfaces are clean, dry, and free from grease or dust.
- Apply firm, uniform pressure across the tape.
- Avoid repositioning after initial contact.
- Approximately 50% bond strength develops after 20 minutes, 90% after 24 hours, and 100% after 72 hours at room temperature.
- Conduct application testing before mass production.
Storage
Store the tape in its original packaging.
Recommended storage conditions:
- Temperature: 16°C–27°C (60°F–80°F)
- Relative Humidity: 40%–60%
- Store in a cool, dry environment.
- Avoid direct sunlight.
- Store rolls horizontally whenever possible.
- Shelf life: 24 months under recommended storage conditions.
Frequently Asked Questions (FAQ)
What is 3M™ VHB™ 5909 used for?
It is used for ultra-thin structural bonding in electronics, display assemblies, automotive components, appliance manufacturing, signage, and industrial equipment.
How thick is 3M™ VHB™ 5909?
The nominal thickness is 0.30 mm (12 mil).
What materials can it bond?
It bonds aluminum, stainless steel, glass, composites, painted metals, ABS, acrylic, polycarbonate, PVC, and many engineering plastics.
Can 5909 replace rivets and screws?
Yes. It is engineered to replace many mechanical fasteners while improving appearance, reducing weight, and simplifying manufacturing.
Is it suitable for outdoor use?
Yes. It provides excellent resistance to UV radiation, weathering, moisture, chemicals, and temperature cycling.
What is the difference between 5908 and 5909?
Both belong to the 3M™ VHB™ 5952 Family and use the same modified acrylic adhesive.
- 5908: 0.25 mm (10 mil)
- 5909: 0.30 mm (12 mil)
5909 offers greater gap-filling capability and higher overall bond strength while maintaining a thin profile.
Can 5909 be die-cut?
Yes. The PET liner provides excellent dimensional stability for precision die-cutting, laminating, and automated converting. Guangdong Yousan also offers custom die-cutting and OEM processing.
Downloads
Available upon request:
- 3M™ VHB™ 5909 Technical Data Sheet (TDS)
- Safety Data Sheet (SDS)
- Product Brochure
- Application Guide
- Die-Cutting Capability Guide
Please contact our sales team if you require the latest technical documentation.
