Epoxy adhesive SikaPower®-4720 series
for composite materialsglassfor metal

epoxy adhesive
epoxy adhesive
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Chemical composition
Type of substrate
for metal, glass, for composite materials
Number of components
Technical characteristics
cold, fast curing
for bonding, for coating, automotive, for panel
Working temperature

Max.: 30 °C
(86 °F)

Min.: 10 °C
(50 °F)


2-component high-strength panel adhesive SikaPower®-4720 is a 2-component high-strength epoxy adhesive with excellent adhesion properties on a wide variety of substrates. It is specifically designed for metal and composite panel bonding. The glass beads guarantee a uniformed and optimal bond line thickness of 0.25 mm. The adhesive cures at room temperature to form a rigid bond. High strength adhesion performance Good adhesion to a wide variety of substrates without primer Long open time High strength adhesion performance Good adhesion to a wide variety of substrates without primer Long open time Fast curing property No running or dripping Can be spot welded (uncured) Engineered for optimum bond line thickness Accelerated curing with heat Low odor Very good corrosion protection Solvent free Areas of Application SikaPower®-4720 is suitable for panel bonding with exposure to high dynamic stress areas such as door skins, rear body panels, roof skins or quarter panels. Use for body structure parts only in combination with spot welds or rivets, following vehicle manufacturers recommendation. Common substrates are metals, particularly aluminum (incl. anodized and rolled), cold rolled steel and FRP-substrates. Metal sheets assembled with SikaPower®-4720 (in uncured stage) can be spot welded. This product is suitable for experienced professional users only. Tests with actual substrates and conditions have to be performed ensuring adhesion and material compatibility. Application Information Surface preparation Abrade metals surfaces to bare metal, clean and degrease with Acetone or Heptane.



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