AllWeld 770 – Two Part Acrylic Weld (External)

Code: MMA770

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Sylmasta AllWeld 770 is a two-part structural acrylic adhesive for high strength bonds to acrylic and Perspex, with excellent resistance to weathering.  AllWeld 770 is designed to bond acrylic-to-acrylic but can also bond acrylic to other materials, such as wood.


  • Manufacture of external signage
  • Bonding acrylic and Perspex in the manufacture of point-of-sale displays
  • Model making
  • Acrylic sheet repair


  • Excellent weather resistance
  • Handling strength in 60 minutes
  • Stronger-than-substrate adhesion to acrylic
  • High optical clarity


  • Carry out surface preparation where necessary
  • Mix Part A with Part B by weight at a ratio of 10:1 – try to introduce as little air as possible when mixing (use a ratio of 20:1 to extend cure time and 5:1 to reduce cure time)
  • Cover container to allow larger air bubbles to rise to the surface
  • Dispense line of adhesive and quickly assemble parts
  • Ensure AllWeld has achieved handling strength before unclamping.


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