Can I use ordinary building sand to make a lime mortar?
Lime mortars generally perform best with minimal shrinkage if made with a good quality, well graded, sharp sand. Building sand tends to be too fine. Pit sands and not sea sands should be used as the salt residue in sea sands can cause reactions in lime mortars and we do not want to introduce salts into the building. For an environmentally-friendly alternative, see our glaster products made with recycled glass instead of sand. Can I use an ordinary drum mixer to mix lime mortars? Yes but for larger quantities we would recommend using a forced-action, pan mixer or a mortar mill. Where can I get hold of these mixers or mills? We hire out and sell small 100 litre mixers and hire out mortar mills. We currently have a towable, diesel mill as well as a static for larger quantities. Why do I need to protect lime work? Lime products need to carbonate (not just set) which they need to do by absorbing Carbon Dioxide in the presence of moisture. It is therefore important to create the correct cond