Conbextra BB80 is ready to use dry powder supplied in 25 kg moisture resistant bags. Conbextra BB80 has been formulated specifically for grouting of bridge bearings and parapet post base plates.
The addition of a controlled amount of clean water produces a free-flowing grout with high early and ultimate strengths as well as long term durability, suitable for use in section thicknesses 10 mm to 100 mm. Thicker sections can be achieved by incorporating clean, dry 10 mm aggregate.
High early and ultimate compressive strengths.
Good flow, particularly at low temperatures.
Low permeability ensures durability.
Can be poured or pumped.