Reclosable Fasteners

Image Part Number Description / PDF Quantity Rfq
SJ3572

SJ3572

3M

WHITE HOOK

8

SJ3522

SJ3522

3M

BLACK HOOK

2

SJ3527N-1

SJ3527N-1"X50YD-WHITE

3M

WHITE LOOP

4

SJ4575 CIRCLE-1

SJ4575 CIRCLE-1"-50

3M

RCLSBLE FSTNR 1"X1" CIRCLE 50PK

0

SJ3540 CIRCLE-1

SJ3540 CIRCLE-1"-50

3M

RCLSBLE FSTNR 1"X1" CIRCLE 50PK

0

1-2-100-SJ3522/SJ3523

1-2-100-SJ3522/SJ3523

3M

3M SJ3522/SJ3523 RECLOSABLE FAST

0

5-5-6-SJ3552

5-5-6-SJ3552

3M

RCLSBLE FSTNR 5"X5" SQR 6PK

0

2-3-10-SJ3550

2-3-10-SJ3550

3M

RCLSBLE FSTNR 2"X3" RCTNGL 10PK

0

3-3-10-SJ3550

3-3-10-SJ3550

3M

RCLSBLE FSTNR 3"X3" SQR 10PK

0

1-3-50-SJ3542

1-3-50-SJ3542

3M

RCLSBLE FSTNR 1"X3" RCTNGL 50PK

0

2-5-10-SJ3552

2-5-10-SJ3552

3M

RCLSBLE FSTNR 2"X5" RCTNGL 10PK

0

1-10-SJ3560

1-10-SJ3560

3M

3M SJ3560 DUAL LOCK RECLOSAB

0

SJ3540 CIRCLE-3

SJ3540 CIRCLE-3"-10

3M

RCLSBLE FSTNR 3"X3" CIRCLE 10PK

0

6-6-6-SJ3542

6-6-6-SJ3542

3M

RCLSBLE FSTNR 6"X6" SQR 6PK

0

2-5-10-SJ3542

2-5-10-SJ3542

3M

RCLSBLE FSTNR 2"X5" RCTNGL 10PK

0

SJ4570 CIRCLE-1

SJ4570 CIRCLE-1"-50

3M

LP RCLSBLE FSTNR 1"X1" CIRC 50PK

0

SJ3870 250 BLK 1/2

SJ3870 250 BLK 1/2"X45YD

3M

DUAL LOCK RECLOSABLE FASTENER SJ

0

3-4-10-SJ3541

3-4-10-SJ3541

3M

RCLSBLE FSTNR 3"X4" RCTNGL 10PK

0

6-6-6-SJ4570

6-6-6-SJ4570

3M

LP RCLSBLE FSTNR 6"X6" SQR 6PK

0

1-2-100-SJ4570

1-2-100-SJ4570

3M

3M SJ4570 DUAL LOCK LOW PROF

0

Reclosable Fasteners

1. Overview

Reclosable fasteners are mechanical components designed to repeatedly secure and release connections without compromising structural integrity. They play a critical role in modern engineering by enabling efficient assembly/disassembly, reducing maintenance time, and enhancing product longevity. These fasteners are widely used across industries where temporary yet reliable joining solutions are required.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Velcro/Hook-and-LoopInterlocking hooks and loops for adjustable tensionStrap systems, cable management
Plastic Snap FastenersPress-fit design with audible click feedbackElectronic enclosures, automotive interiors
Magnetic ClosuresPermanent magnets for instant attachmentSmartphone cases, medical device covers
Toggle ClampsLever-actuated mechanical locking mechanismIndustrial equipment access panels
Ratchet Latch SystemsIndexed toothed wheel for progressive tighteningTruck bed covers, heavy machinery doors

3. Structure and Components

Typical reclosable fasteners consist of: - Mating Surfaces: Textured or geometric interfaces (e.g., hooks, loops, ridges) - Elastic Elements: Integral springs or flexible beams for retention force - Base Material: Reinforced polymers, stainless steel, or aluminum alloys - Surface Treatment: Anti-corrosion coatings or friction-enhancing textures

4. Key Technical Parameters

ParameterSignificanceTypical Range
Engagement ForceRequired effort to connect components0.5-50N
Shear Load CapacityLateral force resistance50-2000N
Temperature RangeOperational thermal limits-40 C to 150 C
Cycle LifeNumber of functional open/close cycles1,000-100,000+
Corrosion ResistanceDurability in harsh environmentsGrade 1-5 (ASTM B117)

5. Application Fields

Primary industries include: - Automotive: Door latches, interior trim panels - Aerospace: Avionics bay access, cargo restraint systems - Electronics: Server rack fasteners, wearable device closures - Medical: Sterilizable equipment panels, patient monitoring straps - Consumer Goods: Luggage closures, footwear fastening systems

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
3MScotchmate Reclosable FastenersMicrometric bonding technology
YKKMAGNETIC CLOSURE SYSTEMNeodymium magnet integration
Thomas & BettsSurgeGrip Reusable Cable ClampsVibration-resistant ratchet design
Ilan IndustriesPlastic Snap Fasteners 8200 SeriesMulti-directional flexibility

7. Selection Guidelines

Key considerations: - Environmental exposure (chemicals, UV, moisture) - Required engagement/disengagement frequency - Space constraints and installation orientation - Load requirements (static vs dynamic) - Regulatory compliance (flammability, FDA)

8. Industry Trends

Emerging developments include: - Bio-based polymer materials for sustainability - Smart fasteners with embedded strain sensors - Additive manufacturing for custom geometries - Nanocoatings for improved wear resistance - Miniaturization for microelectronics applications

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