Professional-grade black hook fastener with high-performance acrylic adhesive for industrial applications. Provides thousands of reliable closures when paired with 3M Loop Fasteners. Excellent temperature and moisture resistance for indoor/outdoor use.
The 3M™ Hook Fastener SJ3572 is a professional-grade reclosable fastening solution designed for industrial applications requiring thousands of reliable opening and closing cycles. This black hook fastener features a woven nylon backing with approximately 300 hooks per square inch, providing exceptional design flexibility and fast product assembly. The fastener is backed with a high-performance acrylic-based pressure-sensitive adhesive that delivers excellent shear strength, chemical and solvent resistance, and bonds reliably to a variety of substrates including metals, plastics such as polycarbonate, acrylic, ABS, and polystyrene.
When paired with 3M™ Loop Fasteners, this hook fastener provides durability for thousands of openings and closures, making it an ideal alternative to traditional closure methods such as zippers, screws, snaps, and hooks. The fastener features excellent temperature resistance up to 200°F (93°C) and performs reliably in both indoor and outdoor environments. The product comes in a convenient 50-yard roll format with a 3-inch core size, packaged 4 rolls per case for efficient bulk purchasing and application.
The high-performance acrylic adhesive excels in marine and specialty vehicle applications, offering UV stability and excellent moisture resistance. The preshrunk hook and corresponding loop components ensure stability and flatness throughout the product lifecycle. This industrial-grade fastener is suitable for applications including securing fabric to furniture cushions, point-of-purchase display and signage, general industrial applications, and marine and specialty vehicle applications.
Key Features
- Woven nylon backing with approximately 300 hooks per square inch for superior design flexibility
- High-performance acrylic-based pressure-sensitive adhesive with excellent shear strength
- Durable reclosable fastener supporting thousands of opening and closing cycles
- Temperature resistant up to 200°F (93°C) with excellent UV stability and moisture resistance
- Suitable for indoor and outdoor applications in marine and specialty vehicle environments
Technical Specifications
| Specification |
Value |
| Product Number | SJ3572 |
| Product Type | Hook Fastener |
| Color | Black |
| Overall Width (Imperial) | 0.75 inches |
| Overall Width (Metric) | 19.05 mm |
| Overall Length (Imperial) | 50 yards |
| Overall Length (Metric) | 45.72 meters |
| Product Form | Roll |
| Core Size (Imperial) | 3 inches |
| Core Size (Metric) | 76.2 mm |
| Total Tape Thickness without Liner (Imperial) | 91 mil |
| Total Tape Thickness without Liner (Metric) | 2.4 mm |
| Primary Liner Thickness (Imperial) | 4 mil |
| Primary Liner Thickness (Metric) | 0.1 mm |
| Engaged Thickness (Imperial) | 140 mil |
| Engaged Thickness (Metric) | 3.6 mm |
| Backing Material | Woven Nylon |
| Liner Material | Polyolefin |
| Adhesive Type | High Performance Acrylic |
| Hook Density | Approximately 300 hooks per square inch (46 hooks per square cm) |
| Maximum Operating Temperature (Fahrenheit) | 200°F |
| Maximum Operating Temperature (Celsius) | 93°C |
| Closure Life Cycles | 5000 cycles |
| Conformability | Medium |
| Breathable | Yes |
| Indoor/Outdoor | Indoor and Outdoor |
| Units per Case | 4 rolls |
| UPC Code | 00021200873843 |
| 3M ID | 7100137776 |
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