Bentonite Waterstop - SWELLBAND

Description

SWELLBAND is an active sodium bentonite/butyl rubber based waterstop designed to stop water infiltration through cast in place concrete construction joints by expanding upon contact with water to form a positive seal against the concrete. It also fills the cracks and pores on the concrete.

Technical Data
• Volumetric Change:
After 7 days in water : > 100 % DIN 53521
After 14 days in water : > 150 % DIN 53521
10 times dry/wet conversion* : > 100 % DIN 53521
*1 Conversion: Remaining it 7 days dry and 7 days wet
• Swelling Pressure : > 15 bar (The result of remaining in water after 7 days)
• Tensile Strength : Not Measured. DIN 53504
• Shore A Hardness : 35 DIN 53505
• Ultimate Elongation : > 250 % DIN 53504

Usage Areas
Used for concrete joints, and intersections of old and new concretes in the construction of pools, foundations, tunnels, menholes, retaining walls, garages, curtain walls, water deposits, water purification facilities and pipe penetrations into above mentioned constructions.

Advantages
Very easy workmanship. One person can apply up to 130 meters per hour.
Easy application even with great amounts of rebar.
Connecting seams requires only putting together side by side and pressing.
Packaged as 7 meter rolls so that one can easily apply it alone.