Bentonite waterstop is a kind of hydrophilic water sealing product coming with incomparable durability and higher water absorption no less than 300%. Unlike traditional clay based waterstops, this one utilizes rubber as base material to form a controlled, moisture active sealant - that means the bentonite waterstop will not expand to point losing much of integrity even being washed away by water during continually expansion.
Quality sodium bentonite clay and rubber materials.
Strong, durable with high cost effectiveness.
High water absorption with excellent compression seal.
High expansion control ability for preserving its integrity.
Controlled internal pressure in surrounding concrete to avoid spalling and cracks.
Withstand high water pressure.
Capable to self-healing.
Easy and fast to transport and install.
Easy to joining.
Joints with limited movements.
Construction joints and sheet pile joints.
Water containment and reservoirs.
Water and sewage treatment.
Primary and secondary structures.
Manholes and elevator pits, manure pits
Tunnels, culverts, dams, water tanks and canals.
Swimming pools and parking garages.
Precast concrete structure.
Foundations and basements.
Slabs and king post.
Fast track projects
1.35 ± 5%
Penetration, cone at 77°F, 150 gm, 5 sec.
40 mm ± 5%
-10°F to 125°F
-30°F to 180°F
15mm × 20mm,20mm × 30mm,20mm × 50mm,30mm × 50mm,10mm × 40mm or others as your request.
15mm × 20mm and 20mm × 30mm: 25 meters/box
30mm × 50mm:10meters/box
Your nominated types of packages are also available.