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  5. 3M™ Scotch-Weld™ Structural Adhesives Primer EC-3909

3M™ Scotch-Weld™ Structural Adhesives Primer EC-3909

3M ID 7100100046
  • Protects surface treated metals and diminish strongly the rate of natural re-oxidation
  • Improves shear and peel performance, on both etched and anodized surfaces
  • Results in superior environmental performance
  • Simplifies production scheduling by protecting the cleaned surfaces until bonding operation can be completed
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Specifications
Composition
Solvent Based
Product Type
Primer
Surface Type
Metal
Volume (metric)
0.9 L
Product Details
  • Protects surface treated metals and diminish strongly the rate of natural re-oxidation
  • Improves shear and peel performance, on both etched and anodized surfaces
  • Results in superior environmental performance
  • Simplifies production scheduling by protecting the cleaned surfaces until bonding operation can be completed
  • Simplifies production scheduling by protecting the cleaned surfaces until bonding operations can be completed
  • Can be co-cured with heat curing film or 1-part paste adhesives

EC-3909 is a structural adhesive primer compatible with many epoxy or nitrilephenolic based adhesive films. Among those for example AF 30, AF 3109-2 and AF500. The primer has been designed for improved adhesion to anodized aluminium

Insures complete wetting of film adhesive to adherend surface

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