Polyurethane adhesive SikaMelt®-677
for plasticsfor woodfoam

polyurethane adhesive
polyurethane adhesive
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Characteristics

Chemical composition
polyurethane
Type of substrate
for plastics, for wood, foam, textile
Number of components
single-component
Technical characteristics
sturdy, hot-melt
Applications
for bonding, for panels
Working temperature

Min.: 120 °C
(248 °F)

Max.: 150 °C
(302 °F)

Description

Multi-purpose polyurethane Hot Melt for Sandwich Panel Bonding SikaMelt®-677 is a reactive polyurethane hot melt adhesive designed to bond various substrates and mainly used for sandwich panel bonding. It cures on exposure to atmospheric humidity. SikaMelt®-677 meets the requirements set out by the International Maritime Organization. - Very long open time - High green strength - Wheelmark approved PRODUCT BENEFITS - Very long open time - High green strength - Wheelmark approved - Broad adhesion range - Excellent heat resistance after moisture curing - Exceptional ageing resistance Areas of Application SikaMelt®-677 is suitable for permanent bonding of polar plastics as well as for wood, foam, textiles, painted and primed steel. Non polar plastics like PP and PE can be bonded after proper physical pre-treatment. It is used for interior trim lamination as well as for Sandwich Panel applications. This product is suitable for professional experienced users only. Test with actual substrates and conditions have to be performed to ensure adhesion and material compatibility. Surface Preparation Surfaces must be clean, dry and free from grease, oil and dust. Based on the surface and type of material, a physical or chemical pre-treatment might be required. Type of pre-treatment must be determined by tests. For metals best results are achieved, if substrates are heated up between 40 and 60 °C prior the assembling process.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.