Conbextra PM is a single component cementitious pumping and pointing mortar for structural grouting of gaps in precast units and high strength pointing.
The product is supplied in a single pack and is a cement based mortar for pumping. It is a blended mix of cement, admixtures and fine aggregates which have maximum sized grains of less than 1mm. You will need to add clean water to this mortar in order to mix it and it is easily pumped.
This product has the following Advantages:
Prior to application surfaces should be prepared by grinding or grit blasting in order to attain maximum levels of adhesion. The substrate should free of any contaminants such as oil or paint as these can prevent adhesion. Finally, the substrate should be pre-soaked with clean water.
Mixing this product
In order to obtain the best results the following guidelines should be followed:
After application use trowels or pointing tools to cut this product back while still wet to provide a good finish. Any excess material should be removed from the face of the substrate while still wet.
All tools should be cleaned immediately after use.