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3M™ VHB™ Tape 4646

3M Product Number  4646     
3M(TM) VHB(TM) Tape 4646
3M(TM) VHB(TM) Tape 4646
3M™ VHB™ Tape 4646 is a firm double-sided, pressure-sensitive, closed-cell acrylic foam tape with a PE film liner.
  • High strength
  • Durable
  • Clean appearance
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3M IDUPCMarketplace Formal NameColorLengthWidth
70006293537000212005631333M™ VHB™ Tape 4646 Gray Small Pack, 1/2 in x 36 yd 25.0 mil, 4 per caseGray36 Linear Yard0.5 Inch 
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Bonds high and medium surface energy substrates. Provides handling convenience, cushioning, damping, and impact resistance. Plasticizer resistant. UL listing 746C.

Specifications

Adhesion to HSEHigh
Adhesion to LSELow
Adhesive TypeGeneral Purpose Acrylic Adhesive
Application Temperature-Environment50F-59F, N/A
BrandVHB
ColorGray
Flame RetardantN/A
Flexibility of MaterialsBoth Substrates Rigid, One Substrate Flexible, Both Substrates Flexible
Foam ConformabilityFirm
IndustriesGeneral Industrial
Length36 Linear Yard, 72 Linear Yard
Length (Metric)65.8 m, 33 m
Liner Thickness5 mil
Liner TypePolyethylene (PE) Film
Long Term Temperature Exposure201-250, N/A, 251-300, 161-200
Product FormRoll
Short Term Temperature Exposure401-450, 251-300, 301-400
Solvent ResistanceHigh
Substrates (Surface Energy)High Surface Energy, (400-1100 Dynes/cm)
Tape Thickness0.040 in (1.0mm) - 0.045 in (1.1mm)
Temperature Resistance - Initial450 Degree Fahrenheit
Temperature Resistance - Long Term300 Degree Fahrenheit
Width0.5 Inch, 1 Inch
Width (Metric)25.4 mm, 12.7 mm