Premium woven nylon hook fastener with high-tack rubber adhesive, 5000 closure cycles, ideal for industrial fabric securing and reclosable fastening applications
The 3M™ Hook Fastener SJ3530 is a premium reclosable fastening solution designed for industrial and occupational applications requiring thousands of reliable opening and closing cycles. This woven nylon hook fastener features a high-tack rubber-based pressure-sensitive adhesive backing that delivers fast tack, excellent shear strength, and superior bonding to a wide variety of substrates including plastics such as polyethylene and polypropylene. The fastener is covered with approximately 300 J-shaped hooks per square inch that protrude from a preshrunk woven backing, ensuring optimal stability and flatness during use.
When paired with the 3M™ Loop Fastener SJ3531, this hook fastener system provides exceptional durability for thousands of secure closures, making it an ideal alternative to traditional fastening methods such as zippers, screws, snaps, and hooks. The 3 mil polyethylene film liner provides additional protection and longevity. This fastener is specifically engineered for indoor industrial applications and is best suited for temperatures up to 90°F (32°C), delivering consistent performance in securing fabric to furniture cushions, point-of-purchase displays, signage, and general industrial applications.
The pressure-sensitive adhesive technology eliminates the need for sewing, solvent activation, or bulk adhesive bonding, allowing for both manual and automatic application using various equipment options. With a closure life of 5000 cycles and excellent design flexibility, the 3M Hook Fastener SJ3530 provides fast product assembly, smooth exterior surfaces, and excellent performance across construction, electronics, furniture, medical, and transportation industries.
Key Features
- Woven nylon construction with approximately 300 J-shaped hooks per square inch for superior gripping
- High-tack rubber-based pressure-sensitive adhesive for fast tack and excellent shear strength
- Bonds reliably to multiple substrates including polyethylene, polypropylene, and various plastics
- 5000 closure life cycles when paired with 3M Loop Fastener SJ3531 for exceptional durability
- Preshrunk backing ensures stability and flatness with 3 mil polyethylene film liner protection
- Temperature resistant up to 90°F (32°C) for consistent indoor industrial performance
- Easy manual or automatic application eliminates need for sewing or solvent activation
- Alternative to zippers, screws, snaps, and traditional fastening methods
Technical Specifications
| Specification |
Value |
| Product Name | 3M Hook Fastener SJ3530 |
| Part Number | SJ3530 |
| 3M Product Number | SJ3530 |
| UPC Code | 00021200656118 |
| 3M ID | 7010382261 |
| Product Color | Black |
| Product Form | Roll |
| Overall Width (Imperial) | 0.75 inches |
| Overall Width (Metric) | 19.05 millimeters |
| Overall Length (Imperial) | 50 yards |
| Overall Length (Metric) | 45.72 meters |
| Engaged Thickness (Imperial) | 0.15 inches |
| Engaged Thickness (Metric) | 3.8 millimeters |
| Primary Liner Thickness (Imperial) | 3 mil |
| Primary Liner Thickness (Metric) | 0.08 millimeters |
| Material | Woven nylon with rubber-based pressure-sensitive adhesive |
| Adhesive Type | High-tack rubber-based pressure-sensitive adhesive |
| Hook Density | Approximately 300 hooks per square inch (46 hooks per square centimeter) |
| Maximum Operating Temperature (Fahrenheit) | 90°F |
| Maximum Operating Temperature (Celsius) | 32°C |
| Closure Life | 5000 cycles |
| Units per Case | 4 rolls |
| Smallest Saleable Unit | Roll |
| Brand | 3M |
| Recommended Use | Indoor industrial applications only |
| Compatible Loop Fastener | 3M Loop Fastener SJ3531 |
| Substrate Compatibility | Polyethylene, polypropylene, and various plastics |
| Application Method | Manual or automatic pressure application |
| Industries Served | Construction, Electronics, Furniture, General Industrial, Medical, Military & Government, Specialty Vehicles, Transportation |
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