3M
™
Reclosable Systems
3M
™
Dual Lock
™
Reclosable Fasteners
Unlock the hidden strength and replace
mechanical fasteners
When the 2 sides are pressed together, hundreds of
mushroom-shaped stems interlock. ‘Snap’ announces
that the fastener is engaged, with a closure strength that
is high enough to replace mechanical fasteners in many
applications.
Benefits
• Hidden fastening
• Fast, easy assembly
• High strength system
• Up to 1000 openings/closings
Ideal Markets
• POS Display Manufacturing
• Commercial Signage
• Commercial Vehicle
• Aerospace
Products
Product
Type 170
Product
Type 250
Product
Type 400
Product
Low Profile
Type 705
Key Features
Dual
Lock
Colour
Adhesive
Liner
Type
1
Engaged
Thickness
(mm)
Closure
Life
Temperature
Performance
2
@ 1,000g (
o
C)
Acrylic
SJ3552 SJ3550 SJ3551
Conformable tacky adhesive adheres better
to textured or irregular surfaces. Interior/
exterior
Black White Acrylic I
5.7
1000 93
SJ3560 SJ3561
Translucent fastener for general bonding
to most medium and high energy surfaces.
Interior/exterior
Clear Clear Acrylic I
5.7
1000 93
SJ4570
Low Profile version for thin bonds to low LSE
surfaces. Liner has '3M' printed in green and
is good for die cutting
Clear Clear Acrylic J
2.5
100 70
Synthetic
Rubber
SJ3542 SJ3540 SJ3541
For interior bonding to most surfaces
including LSE plastics
Black
Synthetic
Rubber
K 5.7
1000 49
MP3541/2
MP3541/2
SJ3541/3542 combination pack for medium
locking strength
Black
Synthetic
Rubber
K 5.7
1000 49
1
Liner Types: I – Clear 4.0 mil polyolefin with silicone release coating, J – White 5.0 mil polyolefin with silicone release coating, K – Brown 83# polycoated kraft liner printed with ‘3M™ Dual Lock™’ in green.
2
Able to
support 1,000g in a 1 square inch system static overlap shear for 10,000 minutes, at indicated temperature.
Hint
• 3M
™
Dual Lock
™
has 5 x more
holding power than 3M Hook
and Loop.
To mute the sound of automated equipment,
3M™ Dual Lock™ Reclosable Fasteners attach
acoustic control panels to the frame of an
equipment enclosure. Panels remove for access or
reconfiguration of the enclosure.
Interlocking Stems
Liner
Pressure Sensitive
Adhesive
3M
™
Dual Lock
™
26
