High flow non-shrink cementitious precision grout supplied as a ready to use dry powder. The addition of a controlled amount of clean water produces a free-flowing precision grout for gap thickness up to 125mm. In addition, the low water requirement ensures high early strength and long term durability. Conbextra HF is a blend of portland cement, graded fillers, and chemical additives which impart controlled expansion in both the plastic and hardened states

Machinery baseplates – Column grouting – Bridge bearings – Structural strengthening – Void filling – Precast concrete assembly

powder-based component , packaged in paper bags.

Original sealed container has a shelf life of 12 months provided it is stored clear of ground and moisture and in a dry shaded place around 25°C.

1. ASTM C109 2. BS 1881