User Guide

Application Profile
3M Bonding
Systems Division
Market: Transportation
Account Type: Automotive Interior Trim Assembly
PRODUCT
3M
™
Dual Lock
™
Reclosable
Fasteners SJ-3751, SJ-3781
REGION OF ORIGIN
North America
APPLICATION TYPE
Attaching Headliner
SIC
3711 – Motor Vehicles
and Car Bodies
3714 – Motor Vehicle Parts
and Accessories
Application Description
3M
™
Dual Lock
™
Reclosable Fasteners SJ-3751 and SJ-3781 are used to attach
the headliner to the roof on the interior of sport utility vehicles.
Key Application Requirements
Hold headliner in place, reclosable, meet interior component specifications.
Product Replaced
Conventional mechanical fasteners.
Benefits/Advantages To Customer
Variable strengths: Different stem densities provide different engagement and
disengagement strengths to suit each application.
Easy to use: 3M
™
Dual Lock
™
Reclosable Fasteners are are easy to align
during assembly, helping to improve throughput and provide a good fit of
the headliner.
Reliable bond: The aggressive high-tack, pressure-sensitive adhesive provides
immediate application during assembly.
Improved appearance: 3M
™
Dual Lock
™
Reclosable Fasteners are hidden from
view, providing a clean, uncluttered look to the headliner.
Quiet: 3M
™
Dual Lock
™
Reclosable Fasteners do not come loose, helping
reduce squeaks.
Reclosable: 3M
™
Dual Lock
™
Reclosable Fasteners allow easy access to wiring
for service needs, helping to reduce service costs.
Die-cut parts: 3M
™
Dual Lock
™
Reclosable Fasteners may be die-cut to shape
and size to meet specified shapes.