3M Dual Lock Reclosable Fastener SJ3551 is a type of black dual lock with 400 stem density mushroom head. It has two versions which are SJ3551 with white adhesive and SJ3551CF with transparent or black adhesive. They has exceptional strength through the interlocking mushroom-shaped heads, and they can provide strong, reliable and durable fastening that can be opened and closed multiple times. It’s usually mates with Type 170 and Type 250 stem densities to offer different strength combinations. The SJ3551 or SJ3551CF can bond well to a variety of substrates including metals, glass and plastics such as acrylics, polycarbonate and ABS, which is usually applied to construction industry, automotive industry, medical industry, etc
Black Dual Lock Reclosable Fastener Type 400 Stem Density 3M SJ3551, 3M SJ3551CF for Permanent Attachment
Old version as 3M SJ3551, new version as 3MSJ3551CF
Type 400 density mushroom head design
Single side thickness with 3.5mm
Size available with 25.4mmx 45.7meter and 50.8mmx45.7meter
White or transparent Foam tape laminated
High temperature resistance up to 93℃
Replace the functions of drilling, screwing or bolting
Suits for outdoor or indoor use
Various application
3M SJ3541, SJ3551, SJ3561 are series of type 400 stem density mushroom head dual lock products. they feature with very good temperature resistance, UV resistance and chemical resistance, which is very suitable for outdoor or indoor use, With the strong and reliable reclosable fastener, there is no need for any drilling, screwing or sewing tools which makes for quick installation. This series is usually applied to a high strength and versatile reclosable fastening system is required such as elevator interior module fixing, interior mirror&fixture attachment, Panel attachment systems, Tirm&Molding attachment, Wall&Door panel attachment, etc.
As a 3M preferred converter, we’re not only able to provide roll size with 25.4/50.8mmx 45.7meter roll length, but also provide die cutting into different shape size for designer’s application.
Type 170 is the lower density mushroom stems which need to use together with type 400 while application, type 170 is including 3M SJ3552, 3M SJ3542, 3M SJ3562.
Type 250 is medium density which can be used independently, and it can be easily to peel off and reclosable for thousands of times, type 250 is including 3M SJ3550, 3MSJ3540, 3MSJ3560
Type 400 is high density which is very hard to peel off , it’s usually used for permanently fixing or used together with type 170 or type 250 to provide different strength combinations.
Type 400 is including 3M SJ3551, 3MSJ3541, 3MSJ3561
Wall & Door Panel Attachment,
Trim & Molding Attachment,
Interior Mirror & Fixture Attachment,
Panel Attachment Systems,
Mounting Motorcycle Accessories,
Mounting RV Accessories,
Mounting Surveillance Cameras,
Mounting Toll Transponders, Power Strip Attachment,
Point of Sales System Attachment,
Drone Accessory Attachment, Dashboard Attachment,
Ceiling Attachment, Attaching Graphics,
Sensor Attachment, Wood Blinds Trim Attachment,
Mounting Boat Accessories
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