What method is used to test the compressive strength of a mortar mix?

The method used to test the compressive strength of a mortar mix is conducting a compressive strength test using standard cubes or cylinders. This process involves preparing samples of the mortar in the form of cubes or cylinders, which are then cured and subsequently subjected to a standardized test that measures the maximum load the samples can withstand before failure.

This method is reliable and provides quantitative data on the mortar's performance, allowing for accurate assessments of its strength and suitability for various applications in construction. By adhering to standardized testing procedures, the results can be compared against established benchmarks, offering insights into the quality control of materials used in construction projects.

Visual inspection, checking for color consistency, and measuring temperature during mixing may be important quality assurance procedures, but they do not provide direct measurements of compressive strength. These methods focus more on the appearance and mixing conditions rather than the functional performance of the mortar under stress.