Trade Grade Hybrid Sealant, an elastic joint sealant paintable once cured. Meets ASTM C719 requirement. Perfect for internal and external use. Safe to use, does not contain solvents or isocyanates like traditional polyurethane sealants.
APPLICATIONS
Ideal for use as a joint sealant for expansion, movement and perimeter joints with strong adhesion to most building materials like timber, concrete, fibre cement, plasterboard, brick and block work, sandstone, granite, metals including aluminium, steel, lead, zinc, common plastics including fibreglass, polystyrene, PVC.
FEATURES
• Isocyanate & Solvent Free
• Superior UV Resistance
• Non-Slumping
• Non-Bubbling Formulation
• Highly Elastic ±25%
• Excellent weather proofing properties
• Paintable
SURFACE PREPARATION
All surfaces must be clean, dry and free from wax, dust, oil, rust, grease or any other contamination prior to the application of Trade grade Hybrid sealant. For best results clean with acetone Cleaner.
GB/T531-1999
Values given in this list should not be used as specifications. All Data based on samples cured for 21 days @23oC and 50% R.H.
APPLICATION INSTRUCTIONS JOINT DESIGN
Cut nozzle at a sharp angle slightly wider than the desired Bead or joint width. If being installed as a joint sealant, always use a suitable backing rod to ensure the correct depth is achieved. The Joint depth should be half of the joint width. Extrude sealant with a gun and tool with a round spatula within 10 minutes to spread the sealant against the joint surfaces.
To allow sealant to perform effectively, the correct joint design requires the following sealant depth / width ratios be followed for joints 12mm and wider:
A suitable backer rod (open or closed cell) must be used to ensure that the correct joint depth is achieved
WARRANTY
All information in this publication is based on our current technical knowledge and experience. However, since conditions and methods of use and application of our products are beyond our control, we suggest that you test the product before final use. Information given in this technical data sheet and explanations of Roberts Designs International in connection with this technical data sheet (e.g. service description, reference to DIN regulations etc.) is not to be seen as a warranty. Warranties require a separate written declaration of Roberts Designs International to prove their validity. The characteristics stated in this data sheet define the characteristics of the article broadly and concludingly. Suggestions of use are not to be taken as confirmation of the appropriateness for the recommended intended use. We reserve the right to alter the product, adjusting it according to technical progress and new developments. We are at your disposal both for inquiries as well as specific application problems. If a governmental approval or clearance is necessary for the application of our products, the user is responsible for the obtainment of such. Our recommendations do not excuse the user from the obligation to take into consideration the possibility of infringement of third parties’ rights and - if necessary - resolving it. For the rest our general terms and conditions apply, in particular regarding a possible liability for defects. You can find our general terms and conditions on our homepage: http://www.robertsdesigns.com.au/terms-and-conditions.