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3M 557
Thermo-Bond Film

General Information
A 4.0 mil. thermo-bond film featuring ethylene vinyl acetate adhesive used for bonding applications. 557 tape is a flexible, light colored, thermoplastic adhesive bonding film which exhibits good adhesion to a variety of substrates, especially many plastics. Thin films and flexible substrates can be bonded using a heated roll laminator where heat and pressure can be varied to suit the application. Larger, thicker substrates can be bonded using a heated static press or, in some cases, an autoclave. For applications where a die-cut adhesive is to be transformed to a flat or three-dimensional part, a hot shoe or thermode method may be appropriate. See 3M data sheet for Directions for Use charts.
Backing Adhesive
(unwind)
Thickness
(total)
Liner Type
(outer)
    4.00 mil  

Adhesion to Steel
180° Peel
adhesion to steel 180° peel - liner side Tensile Strength Elongation Percent
    500.00 lbs/in 500.00%

Min Application
Temp
Min Service
Temp
Max Short-Term
Temp
Max Long-Term
Temp
40 °F 0 °F 140 °F  
Adhesive Tape Features
  • Ethylene vinyl acetate (thermoplastic) adhesive coated on both sides
  • 3.0 mil. liner
  • Specific gravity: 0.97
  • Solids: 100%
  • Ball and ring softening range: 220°F to 230°F
  • Two lb. dead load heat resistance: 140°F
  • Good adhesion to many substrates
  • Quick fixturing/ holding strength
  • Consistent, uniform adhesive thickness
  • Suitable for kiss or through die-cutting
  • Solvent-free
Adhesive Tape Applications
Adhesive Tape Markets Served
Adhesive Tape Colors
  • Clear

Comparable products
Backing Adhesive Thickness Adhesion
       4.00mil   oz/in 

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Converting Options
Converting Services
Budnick Converting offers a number of services to take the product you need and make it perfect for your application.  With converting methods ranging from precision slitting or die-cutting to printing and coating, Budnick has the capabilities to create anything you can dream up. 
Services
Precision Cutting

Die-Cutting

Slitting

Printing

Adhesive Coating

Finishing and Spooling

The physical properties listed are typical values and are not to be considered as specifications. Our suggestions for use are based on tests we believe to be reliable. However, the purchaser must carry out their own tests to determine the suitability of the product for their internal use. Information is given in good faith, but without warranty.

It is essential, as with all pressure-sensitive tapes, that the surface to which the tape is applied be clean, dry and free of grease and oil.

Shelf life from date of manufacture is based on the product being stored at 70°F(21°C) / 50% relative humidity out of direct sunlight.

Specification compliance is dynamic and should only be used as a general guide. Always confirm that the tape you are interested in currently complies with all specification requirements. Please verify that the product number that you select is available in the proper size and color to meet your specification.