The Romans used a primitive mix for their concrete. Mortar consisted of small gravel and coarse sand mixed together with hot lime and water. To reduce shrinkage, they used horse hair, much like we ...

The presence of iron in the water will result in a chemical reaction in the mix, which will eventually render the concrete or ...

Polymer concrete and mortar is often used in electrical power, high voltage (HV), construction, and structural applications. Some products are used as fillers and sealants. Dry and wet gunning mixes ...