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Gilson Insights

Gilson Insights

Have questions about your materials testing equipment? We have the answers to these questions and much more right here! Check back monthly for long-form blog posts, how-to guides, and more. We’ll address industry insights, the operation and maintenance of specific equipment, and our product line recommendations, all designed to better serve you.

Gilson Insights

Optimize Your Concrete Testing: How Representative Sampling and Efficient Workflow Yields Better Concrete

April 09, 2026

A key element of successful concrete testing is selecting the right representative sample. This blog post covers standard practices for concrete sampling and how to optimize your concrete testing process.

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Water/Cement Ratio of Concrete: How to Change a Number into a Tool

January 13, 2025

More than a century ago, Duff Abrams established a simple ratio to define the strength, quality, and workability of concrete mixtures. The water to cementitious material (w/cm) ratio is universally used in mixture design and batching, but accurate determinations for on-site acceptance of fresh concrete have remained elusive until now. The Phoenix method provides accurate and repeatable w/cm measurements in the lab or field in minutes.

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