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3M™ Dual Lock™ Reclosable Fastener SJ3223, Roll Good without Pressure Sensitive Adhesive, Stem Density 250, Black

3M™ Dual Lock™ Reclosable Fasteners
3M™ Dual Lock™ Reclosable Fasteners
3M™ Dual Lock™ Reclosable Fastener SJ3223 is a black, polypropylene reclosable fastener roll good with non-woven backing. This fastener is available in a number widths and has a stem density of 250 stems per square inch.
  • Mushroom heads allow flexibility in alignment for easy attachment of components.
  • Can be opened and re-closed in high cycle applications.
  • Provides hidden component attachment, preventing disruption on the show surface.
  • Strong holding power reduces the rattling and vibration of components.
  • Does not require any special tools or processing equipment.
  • Can be used to attach components before they enter the final assembly plant, thus helping to reduce the number of parts and the length of assembly time.
  • Combinations of stem densities and the engaged area provide adjustable and proportional engagement and disengagement forces.
  • Audibly snaps together to form a secure, dependable and repeatable attachment.
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Key Attributes

3M™ Dual Lock™ Reclosable Fastener Rolls Goods with a Non-Woven Back utilize a polyolefin non-woven loop backing to facilitate attachment with hot melt or liquid adhesives to substrates.


Engaged Thickness Range (metric)8.51 to 9.07 Millimetre
Length (Metric)45.7 mm
Manufacturing SegmentInterior, Exterior
Maximum Load155 lb.
Product FormRoll
Roll Goods TypeNon-Woven
Stem ColorBlack
Stem Density250
Unmated Thickness (metric)4.2 Millimetre
Weight of Part (Grams/Square Centimetre)0.153
Width Range (metric)19 to 76.2 Millimetre