3M
3M 4930 VHB Tape White 25 mil 6" x 5yd
White VHB tape bonds ABS, acrylic, glass, metal and more from -31 °F to 230 °F
- ColorWhite
- White VHB tape bonds metal, glass and plastics
- Firm foam core handles vibration and thermal cycling
- Performs from -31 °F to 230 °F
- 25 mil thickness fills gaps on uneven surfaces
- 6 in × 5 yd roll suits assembly and repair
3M 4930 VHB Tape — 6 in × 5 yd
This white acrylic foam tape uses the 4930 series to create permanent structural bonds. It replaces mechanical fasteners in assembly, manufacturing, automotive, aviation, construction, electronics, metalworking and general maintenance tasks. The firm foam core distributes stress across the joint while sealing against moisture and vibration. Supplied as a continuous roll with liner included.
Indoor and outdoor structural bonding
Suited for engineers and technicians joining ABS, acrylic, glass, metal, nylon or polycarbonate where rivets, screws or welds are impractical. The tape performs continuously from -31 °F to 230 °F, covering most industrial environments. Not intended for low-surface-energy plastics such as polyethylene or polypropylene without additional surface preparation. Buyers needing a thinner bond line or a different adhesive chemistry should evaluate alternative products.
25 mil nominal thickness
The 25 mil foam thickness determines gap-filling ability and stress relaxation in the joint. It sets the minimum bond-line dimension and influences peel and shear performance on the listed substrates. Verify that this thickness matches the design allowance before specifying the tape.
Highlights
- White VHB tape bonds metal, glass and plastics
- Firm foam core handles vibration and thermal cycling
- Performs from -31 °F to 230 °F
- 25 mil thickness fills gaps on uneven surfaces
- 6 in × 5 yd roll suits assembly and repair
Specifications
| Brand | 3M |
|---|---|
| Color | White |
Questions about this item
How does the 4930 VHB tape hold up when it runs at 230 °F all day?
The tape is rated for continuous performance up to 230 °F and down to -31 °F, so it maintains bond strength through full-day heat exposure.
What surfaces must I already have for the 6 in wide white tape to adhere properly?
It bonds to ABS, acrylic, glass, metal, nylon and polycarbonate, so at least one of those substrates must be present.
Will the firm foam 25 mil tape stick to the older polycarbonate panels I plan to keep?
Yes, polycarbonate is listed as a compatible surface for the 4930 series.
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