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Scapa Tapes North America U121-2.5
Unsupported Adhesive Transfer

General Information
Unifilm® U121-2.5 is a 11.0 mil, unsupported adhesive transfer. It is primarily used for bond road tile markers to asphalt, bonding to difficult applications and rough surfaces.
Backing Adhesive
(unwind)		 Thickness
(total)		 Liner Type
(outer)
  Rubber 11.00 mil Paper (60# kraft, 3.5 mil)

Adhesion to Steel
180° Peel		 Adhesive Activation Tensile Strength Elongation Percent
100.00 oz/in Pressure    

Min Application
Temp		 Min Service
Temp		 Max Short-Term
Temp		 Max Long-Term
Temp
65 °F 40 °F 110 °F  
Adhesive Tape Features
  • Excellent adhesion to low surface energy plastics
  • Very high tack and peel
  • High adhesive mass aids in bonding to rough, irregular surface
  • Excellent cold flow
  • Excellent environmental resistance when not exposed to UV light
  • Peel adhesion (PSTC 1 Mod./180°) from stainless steel 1 min. @ RT = 90 oz/in
  • Holding power (PSTC 7 Mod./178°) (load) 2.2 psi (1"x1"x1000g) @ RT = 95 hours
  • Heat resistance (PSTC 7 Mod./178°) (load) 1.1 psi (1"x1"x500g) @ 158°F (70°C) = 5 hours
Adhesive Tape Applications
  • Bond road tile markers to asphalt
  • Difficult bonding applications
  • Bonding to rough surfaces
Adhesive Tape Markets Served
Adhesive Tape Colors
  • White

Comparable products

Scapa Tapes North America U121-2.5 View Datasheet
Unsupported Adhesive Transfer
Backing Adhesive Thickness Adhesion
 N/A   Rubber   11.00mil   100.00oz/in 

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