die cut 3m sj3550 dual lock
Black, interlocking mushroom-shaped heads (250 stem density per square inch) provide strong, reliable and durable fastening that can be opened and closed multiple times
Mates with Type 170, Type 250 or Type 400 stem densities to provide different strength combinations
White, acrylic, conformable foam tape bonds well to a variety of substrates including metals and plastics such as acrylics, polycarbonate and ABS
Strong fastener secures with an audible snap, verifying closure
An alternative to screws and bolts, this hidden fastener provides a snug fit and smooth aesthetic appearance
Features good temperature resistance of 200°F (93°C)
Best suited for indoor and outdoor use
3M SJ3550 dual lock tape black reclosable fastener adhesive dots, stem density 250
type: 250
color: Black
shape: wave
intensity: highest
adhesive: acrylic acid
customize: according to you requirement.
temperature: long time,70 degree; short time,93 dgree
VHB means"VERY HIGH BOND".
TYPE 250 is the number of prongs per square inch.
Acrylic adhesive allows it to survive well in hot or cold environments.
PART# SJ3550 TYPE 250
| Brand | Dual Lock | Adhesive type | General Purpose Acrylic Adhesive |
| Closure Life | 1000 | color | black |
| Engaged Thickness | 0.23 Inch | Flame Retardant | No |
| Indoor/Outdoor | Both | Liner Type | Clear Polyolefin |
| Low Profile | No | Maximum Operating Temperature (Celsius) | 93°c |
| Maximum Operating Temperature (Fahrenheit) | 200°F | Stem Density | 250 |
