Sikaflex®-428 Precast is a 1-component, moisture-curing, elastic joint sealant.
Suitable for use in hot and tropical climatic conditions.
Sikaflex®-428 Precast is designed for movement and
connection joints between concrete precast elements,
GRC and GRP parts. It is also suitable for masonry, concrete, and block work joints, roof joints, and terminations.
CHARACTERISTICS / ADVANTAGES
▪ Good resistance to weathering
▪ Movement capability of ± 25 % (ASTM C 719)
▪ Over paintable
▪ Good adhesion to concrete
▪ Good application properties
▪ Low VOC content