One-part polyurethane sealant. Easy to apply and permanently elastic. Excellent adhesion to most materials. Tested to EN 15651-1:F-EXT-INT-CC and EN 15651-4:PW-Ext-Int-CC.
Provides a flexible waterproof seal. For sealing and bonding a wide variety of metal assemblies. Ideal for joint sealing in caravans and motorhomes; vibration and noise reduction in industrial applications; bedding and sealing of flashings in industrial buildings and sealing movement joints in concrete floors.
Application temperature range: +5°C to +30°C
Curing rate: Polyseal 40 cures at a rate of 4mm/24hr @ +23°C (50% RH). Lower temperatures and drier conditions will result in a slower rate of cure.
Priming: Primers are not normally required for good adhesion to most non-porous surfaces. Some plastics and painted surfaces may require priming to assist
adhesion – please contact our Technical Department for further information.
Shelf life: 9 months in unopened packaging when stored in cool dry conditions.
Skinning time: A skin will begin to form after approximately 90 – 120 mins depending on ambient temperature and humidity.
Working time: Approximately 10 minutes.
Joint design: Please consult the Technical Information Sheet entitled ‘Joint design for cartridge based products’ prior to application.
Surface preparation: All surfaces must be clean, dry and free from frost, grease and loose materials. Apply primer if required. In situations where an especially neat finish is required, use masking tape to cover the face edges of the joint and remove immediately once tooling has been completed.
Cut the top of the screw thread off the cartridge and screw on the nozzle. Cut nozzle to correct diameter for joint size. Apply using a skeleton or powered gun into the joint ensuring good contact with surfaces.
Tooling: Tool immediately after sealant has been applied within the working time for the product.
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