Professional-grade black hook fastener with high-tack rubber adhesive for durable reclosable fastening. 1 inch wide, 50 yards per roll, 3 rolls per case. Ideal for thousands of openings and closures in industrial applications.
The 3M™ Hook Fastener SJ3530 is a professional-grade reclosable fastening solution designed for industrial and occupational applications requiring thousands of reliable openings and closures. This woven nylon hook fastener features a high-tack rubber-based pressure-sensitive adhesive that provides fast tack, excellent shear strength, and superior bonding to a variety of substrates including plastics like polyethylene and polypropylene. The fastener comes in a convenient roll format measuring 1 inch wide by 50 yards long, with 3 rolls per case, making it ideal for high-volume applications.
With approximately 300 hooks per square inch, this hook fastener is engineered to deliver exceptional durability when paired with 3M™ Loop Fasteners, particularly the SJ3531 model. The flexible J-shaped hooks are preshrunk for stability and flatness, ensuring consistent performance across thousands of closure cycles. The 3 mil polyethylene film liner provides additional protection and reliability. This fastener serves as an excellent alternative to traditional closure methods such as zippers, screws, snaps, and hooks, offering superior design flexibility and faster product assembly.
The 3M™ Hook Fastener SJ3530 is specifically designed for indoor applications with a maximum operating temperature of 90°F (32°C). It is ideal for securing fabric to furniture cushions, point-of-purchase displays, signage, and general industrial applications. The pressure-sensitive adhesive eliminates the need for sewing, solvent activation, or bulk adhesive bonding, allowing for both manual and automatic application using various equipment options.
Key Features
- Woven nylon hook fastener with approximately 300 hooks per square inch for superior engagement
- High-tack rubber-based pressure-sensitive adhesive for fast tack and excellent shear strength
- Durable reclosable fastening solution supporting thousands of openings and closures
- Preshrunk hooks and loops for stability, flatness, and consistent performance
- Bonds to multiple substrates including plastics, polyethylene, and polypropylene
- Alternative to zippers, screws, snaps, and traditional closure methods
- 3 mil polyethylene film liner for added protection and durability
- Indoor use optimized with maximum operating temperature of 90°F (32°C)
- Flexible design allows for easy manual or automatic application
- Pairs perfectly with 3M™ Loop Fastener SJ3531 for complete fastening system
Technical Specifications
| Specification |
Value |
| Product Number | SJ3530 |
| Product Form | Roll |
| Overall Width (Imperial) | 1 inch |
| Overall Width (Metric) | 25.4 mm |
| Overall Length (Imperial) | 50 yards |
| Overall Length (Metric) | 45.72 meters |
| Product Color | Black |
| Primary Liner Material | Polyethylene Film |
| Primary Liner Thickness (Imperial) | 3 mil |
| Primary Liner Thickness (Metric) | 0.08 mm |
| Engaged Thickness (Imperial) | 0.15 inch |
| Engaged Thickness (Metric) | 3.8 mm |
| Hook Density | Approximately 300 hooks per square inch (46 hooks per square centimeter) |
| Adhesive Type | High-tack rubber-based pressure-sensitive adhesive |
| Backing Material | Woven nylon |
| Hook Shape | Flexible J-shaped hooks |
| Maximum Operating Temperature (Fahrenheit) | 90°F |
| Maximum Operating Temperature (Celsius) | 32°C |
| Closure Life Cycles | 5000 cycles |
| Units per Case | 3 rolls |
| Smallest Saleable Unit | Roll |
| Compatible Loop Fastener | 3M™ Loop Fastener SJ3531 |
| Application Type | Reclosable fastening, cushion attachment, floor mat attachment, graphic attachment |
| Industries | Construction, Electronics, Furniture, General Industrial, Medical, Military & Government, Specialty Vehicles, Transportation |
| UPC Code | 00021200656132 |
| 3M ID | 7100084231 |
| Use Environment | Indoor applications only |
| Substrate Compatibility | Plastics, polyethylene, polypropylene, fabrics, and various other materials |
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