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4 Inch (100mm) VELCRO® Sew-on Tape Fastener Hook (Sold per Yard)

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Sold Per Yard

4 Inch Sew-on Tape Fastener Hook

Meets Mil-Spec AA55126A 

Physical Characteristics
Test Material: 100% Nylon Touch Fastener
Heat Resistance Melting point: Hook 230°C ,Loop 180C Maintains normal bonding performance during 1000 hours at the temperature of 93°C to 56.7°C.
Cold Resistance Still works when temperature is -20°C, and the lower the temperature is, the larger the strength becomes, but with a decrease in durability.
Water Resistance Retains 50% of closure strength in water and recovers 100% of strength after drying.
Chemicals Resistance Alkali: Within 50% of Alkaline Soda. Within 28% of Ammonia.
Acid: Within 2.5% of Hydrochloric Acid,15% of Sulphuric Acid, and 3.5% of Nitric Acid.
Color Fastness
Test Material: 100% Nylon Touch Fastener
Testing Mode Testing Standard Grade
Color Fastness to Washing AATCC-61-1980-II A3.5
Color Fastness to Crocking AATCC-TEST METHOD 8-1980 3.5
Strength Test
Test Material: 100% Nylon Touch Fastener
Strength / Wheel CyclePeel Strength
Lengthwise (g/cm)

Shear Strength Lengthwise (g/cm)
Original250 850
1000 Times 215 740
3000 Times 182 688
5000 Times 165 637


4 Inch (100mm) VELCRO® Sew-on Tape Fastener Hook

Nominal Width (Inches)4 inch (100mm)
Nominal Fabric Weight (Oz/ Sq Yd)0.3
Sales Unit Linear Yard
Availability Standard Item
Roll Size 50
Thickness (Inches)0.075
DWR Finish
Care Instruction
Suggested Needle
Thread Suggestion
Country of OriginUSA

Information and documents provided on this website are provided "as is" without warranty of any kind, either expressed or implied, including limitation warranties of merchantability, fitness for a particular purpose, and non-infringement. Rockywoods Fabrics LLC uses reasonable efforts to include accurate and up-to-date information on this Web site; it does not, however, make any warranties or representations as to its accuracy or completeness. Rockywoods Fabrics LLC periodically adds, changes, improves, or updates the information and documents on this website without notice.



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