3M™ VHB™ Tape 4930
3M™ VHB™ 4930 is a double-sided acrylic foam tape that replaces traditional fasteners in both interior and exterior applications. Its viscoelastic acrylic core absorbs energy and reduces stress, offering a strong and durable bond.
4930 Features:
- Replaces rivets, welds, and liquid adhesives
- Viscoelastic properties absorb stress
- Acrylic chemistry ensures long-term durability
4930 Applications:
- Interior and exterior bonding
- Permanent fastening in construction and electronics
About Prostech
Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:
- PCB Assembly Materials
- Cleaning & Degreaser
- Circuit Board Protection
- Thermal Management Solutions
- EMI Shielding
- General Assembly Adhesives
- Elastomeric Materials
- Process Equipment: Potting & Coating Systems, UV/ Heat Curing, Plasma Treatment, Tape placement automation, and cleaning machines
Technical Added Value to customer
Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.
International Supply Chain Advantage
Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers.
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Typical Properties
Typical Physical Properties
Note: The following technical information and data should be considered representative or typical only and should not be used for specification purposes.
Family 4950
| 3M™ VHB™ Tape | Adhesive and foam | Release liner |
| Number | Colour | Tape thickness inches (mm) tolerance | Adhesive type | Foam type | Density Ib/ft^3(kg/m^3) | Type | Thickness inches (mm) | Colour |
| 4930 | White | 0.025 (0.6) ± 15% | Gen Purp | Firm | 50 (800) | DK Paper | 0.003 (0.08) | White (printed) |
| 4930F | White | 0.025 (0.6) ± 15% | Gen Purp | Firm | 50 (800) | PE Film | 0.005 (0.1) | Red |
Typical Performance Characteristics
| 3M™ VHB™ Tape |
Dynamic Adhesion Performance
|
| Product number | Colour | Thickness inches | 90° peel adhesive lb/in N/cm | Normal tensile lb/in2 kPa | Dynamic overlap shear lb/in2 kPa |
| 4930(F) | Trắng | 0.025 | 20 (35) | 160 (1100) | 100 (690) |
| 3M™ VHB™ Tape | Statistic Shear | Temperature tolerate |
| Product number | Colour | Thickness inches |
72°F (22°C) |
150°F (66°C) |
200°F (93°C) |
250°F (121°C) |
350°F° (177°C) |
Short term (Minutes/ hours) °F (°C) |
Long term (Days/weeks) °F(°C) |
| 4930(F) | White | 0.025 | 1500 | 500 | 500 | 300 (149) | 200 (93) |
