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Weld-On 31 Structural Acrylic Adhesive

SKU: QC7033726896
Inventory: In Stock
Category:
Original price was: $92.99.Current price is: $46.50.

Description

Description

Weld-On 31 is amedium-speed, two-part structural acrylic adhesivedesigned for reliable bonding of metals, plastics, and composites. With a1317 minute working timeand3040 minute fixture time, it offers more flexibility than fast-curing adhesives like Weld-On 30 making it ideal for larger sign and display assemblies.

Once cured, Weld-On 31 providesexceptional durability against impact, fatigue, corrosion, and chemicals, maintaining bond integrity even in extreme temperatures from-40F to 180F (-40C to 82C).

Key Features & Benefits

  • Medium-Speed Cure Longer working time for larger assemblies.

  • High Strength Bonds Up to2,4002,800 psi lap shearon metals.

  • Primerless Metal Bonding Bonds aluminum, CRS, stainless steel, and coated metals.

  • Excellent Adhesion to Plastics PVC, ABS, acrylic (PMMA), polycarbonate.

  • Composite Compatibility Strong bonds with epoxy, polyester, and vinyl ester laminates.

  • Gap-Filling Capabilities Ideal for uneven surfaces.

  • Non-Sag Formula Suitable for vertical and overhead bonding.

  • UL 746C Approved Certified for indoor and outdoor electrical signage.

Common Applications

  • Sign and display fabrication requiring medium open time

  • Electrical signage assemblies (UL 746C certified)

  • Bonding unprepared metals, coated metals, and composites

  • Industrial manufacturing where durability and workability are critical

Technical Specifications

Property Value
Color Off White
Mix Ratio 10:1
Working Time 1317 minutes
Fixture Time 3040 minutes
Ultimate Bond Strength 24 hours
Lap Shear Strength (Aluminum) 2,400 psi (16.5 MPa)
Lap Shear Strength (Cold Rolled Steel) 2,550 psi (17.6 MPa)
Lap Shear Strength (Stainless Steel) 2,150 psi (14.8 MPa)
Lap Shear Strength (Carbon Fiber Epoxy) 2,800 psi (19.3 MPa)
Service Temperature -40F to 180F (-40C to 82C)
Shelf Life 6 months

Packaging & Ordering Info

  • Cartridge Size:490ml

  • Case Quantity: 12

Dispensing guns and mixing tips sold separately.

Call to Action

For sign and display projects that requiremore working time without compromising strength, Weld-On 31 is the adhesive of choice.

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