Shop 3M Dual Lock Reclosable Fastener SJ3550CF Black 1/2 inch In Iraq Best Prices
Professional-grade reclosable fastener with interlocking mushroom heads (250 stem density) providing 5X tensile strength of hook-and-loop products. Heat, chemical, and UV resistant with 1000 closure cycles. Perfect for industrial attachment applications.
The 3M™ Dual Lock™ Reclosable Fastener SJ3550CF is a professional-grade fastening solution designed as a convenient alternative to traditional fastening methods such as screws, nuts, and bolts. This innovative product features black, interlocking mushroom-shaped heads with 250 stem density per square inch, providing exceptional tensile strength up to 5X more powerful than typical hook-and-loop products. The fastener utilizes a clear acrylic tape with a removable film liner, delivering a strong, durable bond that is heat, chemical, and UV resistant. With a maximum operating temperature of 200°F (93°C), this product is well-suited for both indoor and outdoor applications including access panels, graphic attachment, specialty vehicles, and general industrial attachment.
Designed for industrial and occupational use, the SJ3550CF comes in rolls measuring 1/2 inch wide by 50 yards long, with 4 rolls per case. The polyolefin backing provides excellent substrate compatibility with metals, glass, and various plastics including acrylics, polycarbonate, and ABS. The fastener's interlocking mushroom heads easily slide over each other, allowing for precise positioning before snapping together with an audible click that verifies closure. This product can be opened and closed multiple times without losing strength, with a closure life of 1000 cycles, making it ideal for applications requiring frequent access or repositioning.
The 3M™ Dual Lock™ Reclosable Fastener SJ3550CF eliminates the need for drilling, screwing, or sewing tools, enabling quick and efficient installation. Simply peel the pieces apart by hand to disengage. Available in Type 250 stem density, it can mate with Type 170, Type 250, or Type 400 stem densities to provide customizable strength combinations for varying project requirements. This lightweight alternative to metal fasteners remains hidden beneath surfaces, providing aesthetic improvements while maintaining the integrity of your material. Perfect for automotive, construction, electronics, furniture, medical, military, and packaging applications.
Key Features
- Black interlocking mushroom-shaped heads with 250 stem density per square inch for exceptional strength
- 5X greater tensile strength compared to typical hook-and-loop fastening products
- Audible snap verification upon closure ensuring secure attachment
- Heat, chemical, and UV resistant clear acrylic tape with removable film liner
- 1000 closure cycles with maintained strength for repeated attachment and detachment
- Compatible with Type 170, Type 250, and Type 400 stem densities for customizable strength
- Polyolefin backing bonds well to metals, glass, acrylics, polycarbonate, and ABS plastics
- Maximum operating temperature of 200°F (93°C) suitable for indoor and outdoor use
- No drilling, screwing, or sewing required for quick installation
- Lightweight alternative to metal fasteners maintaining material integrity
Technical Specifications
| Specification |
Value |
| Product Number | SJ3550CF |
| Brand | 3M Dual Lock |
| Color | Black |
| Overall Width (Imperial) | 0.5 inch |
| Overall Width (Metric) | 12.7 mm |
| Overall Length (Imperial) | 50 yards |
| Overall Length (Metric) | 45.72 meters |
| Product Form | Roll |
| Backing Material | Polyolefin |
| Primary Liner | Clear Polyolefin |
| Stem Density | 250 stems per square inch |
| Engaged Thickness (Imperial) | 226 mils |
| Engaged Thickness (Metric) | 5.74 mm |
| Unmated Thickness (Metric) | 3.5 mm |
| Maximum Operating Temperature (Fahrenheit) | 200°F |
| Maximum Operating Temperature (Celsius) | 93°C |
| Closure Life | 1000 cycles |
| Flame Retardant | No |
| Indoor/Outdoor Use | Both |
| Rolls Per Case | 4 rolls |
| UPC Code | 00068060001238 |
| Type Classification | Type 250 |
| Compatible Types | Type 170, Type 250, Type 400 |
| Primary Liner Color | Transparent |
| Roll Goods Type | Rigid Back |
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