UltraTech Cement Technician Interview Questions and Answers

Mix design is the process of determining the proportions of ingredients in a concrete mixture to achieve the desired properties.

• Mix design involves selecting the appropriate materials such as cement, aggregates, and water.

• The proportions of each material are determined based on factors like strength, workability, and durability requirements.

• Testing is often conducted to ensure the mix meets specifications before it is

Efflorescence in concrete is the white powdery substance that forms on the surface due to the migration of soluble salts.

• Efflorescence is caused by water moving through the concrete, dissolving salts and carrying them to the surface.

• It is commonly seen in new concrete structures but can also occur in older ones.

• Efflorescence can be removed using various cleaning methods such as brushing, pressure washing, or chemical t...read more