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SJ3870/ SJ3871/ SJ3872 Dual-Lock

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About the Product

SJ3870/ SJ3871/ SJ3872 Dual-Lock Reclosable Fastener

3M SJ3870/SJ3871/SJ3872 Specifications
Adh Type Modified Acrylic
Closure Life 1000
Engaged Thickness 0.24 in
Flame Retardant No
Liner Thickness 5 mils
Liner Type Red Polyethylene
Max Operating temp 180 deg F

3M SJ3870/ SJ3871/ SJ3872 is a modified acrylic adhesive on the back of a black polypropylene reclosable fastener. With a 0.24 inch engaged thickness and a closure life of 1,000. For indoor/outdoor use. Medium temperature performance, temperature resistance 180 F. For use with many plastics (polyethylene, acrylic, polycarbonate, ABS), powder coated paints and medium to low surface energy materials.

Features and Benefits

  • A black fastener with mushroom shaped stems backed with a modified acrylic pressure sensitive adhesive.
  • Type 250 stem density polyolefin fastener which mates to Type 170, 250 or 400.
  • Designed to bond to many plastics and powder coated paints and medium to low surface energy materials with little or no surface preparation.
  • General Industrial, Transportation, Speciality Vehicle, Medical, Military, Packaging, Point of Purchase Displays, Exhibits, Electronics, Construction, Furniture, Maintenance Repair and Operations (MRO)
  • Attach Doors, Flexible Solar Panels, Headliners, Access Panels, Signs and Display Components.
  • SJ3870- 250 Stems per square inch
  • SJ3871- 400 Stems per square inch
  • SJ3872- 170 Stems per square inch