Description

Sikaflex® Construction Purform® is a 1-part, non-sag, elastic polyurethane joint sealant. Due to its good application properties and high movement capability it durably seals movement and connection joints in concrete and masonry facades.

USAGES

The Product is used for elastic joint sealing and weatherproofing of movement and connection joints in building envelopes. Sikaflex® Construction Purform® is used for the following application areas:

• Around window and door frames
• Around facade elements
• Around precast elements
• EIFS facades

Sikaflex® Construction Purform® is used for interior and exterior applications

FEATURES

• Easy to extrude and tool
• High movement capability: ±25 % (ISO 9047), ±50 % (ASTM C719)
• Low stress on substrate due to the low modulus of the sealant
• Good resistance to weathering
• Good mechanical resistance
• Good adhesion to many construction materials
• Monomeric diisocyanate content < 0.1 %: no user safety training needed (REACH restriction 2023, Annex XVII entry 74)

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