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Saint-Gobain
M855

Composite Bonding Flash Masking

M855 is a 7 mil, polyester film with light green rubber resin adhesive. It offers an economical method to hold, insulate and/or protect materials. The rubber adhesive is specially formulated to use as a flash mask protection tape in metal or composite bonding.

Product Properties Related Information Custom Quote

Converting Services

At Budnick, we specialize in custom converting these materials into labor saving, user-friendly parts.

Backing/Carrier PET - Polyester
Adhesive Rubber
Thickness 7 Mils
Tensile 110.00 lbs/in
Elongation 100.00%
Adhesive Activation Pressure
Adhesion (unwind) 15 oz/in
Min. Application Temp 40° F
Min. Service Temp 0° F
Max Short-Term Temp 350° F
Max Long-Term Temp 350° F

Product Features

  • Resists damage from sharp edges
  • Protects tool surfaces from abuse & adhesive flash in vacuum bag sealing
  • Low cost, effective positioning tape for composite lay-ups prior to bag sealing
  • Clean removable
  • No silicone contamination
  • Color is light green
  • High temperature rubber adhesive

Adhesive Tape Applications

  • Flash mask protection tape in metal or composite bonding
  • Protects tool surfaces from abuse & adhesive flash in vacuum bag sealing
  • Positioning tape for composite lay-ups prior to bag sealing

Adhesive Tape Colors

  • Green

Data provided by Budnick Converting, Inc.

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.

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For decades Budnick has provided customized solutions for specialty adhesive applications designed specifically for manufacturers. Whether you're looking to speed up production, improve product performance, or protect your products during transport, Budnick has a solution for your needs!