PERMABOND® KU320 is a 2-part, 1:1 toughened acrylic adhesive with long open time. It has been developed to bond low surface energy plastics such as polypropylene and polyethylene – with no primer or surface treatment required. It can also be used to bond a wide variety of other materials such as metals and composite materials and is ideal for bonding dissimilar surfaces.
Features & Benefits- Adhesion to a wide variety of substrates
- Full cure at room temperature
- Bonds polyolefins
- No primer required
- Good impact strength
- Good chemical resistance
Physical Properties of Uncured Adhesive
- Chemical composition: Methacrylate
- Colour A: Off white
- Colour B: Slightly yellow
- Mixed colour: Cream
- Specific gravity: 1.0
Typical Curing Properties
- Ratio of use 1 : 1
- Maximum gap fill: 1 mm (0.04")
- Pot life (2g+2g) @23°C: 10 to 14 minutes
- Handling time (0.3 N/mm² shear strength is achieved) @23°C: 60 to 90 minutes
- Working strength @23°C: 24 to 72 hours
- Full cure @23°C: 7 days
