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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 infographics. We’ll address industry insights, the operation and maintenance of specific equipment, and our product line recommendations, all designed to better serve you.

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NCAT Asphalt Content Furnace: A Step-by-Step Guide
NCAT Asphalt Content Furnace : A Step-by-Step Guide

When using your NCAT furnace, it’s important to follow some basic weekly maintenance procedures.  In this blog post, we’ll provide an easy step-by-step guide, complete with a list of do’s, don’ts and maintenance help for the NCAT.

Proctor Compaction Test: A Basic Guide
Proctor Compaction Test: A Basic Guide

This blog post covers everything you need to know about the Proctor Compaction Test including history, importance, procedure, tips and more.

Sieve Analysis of Coarse Aggregate: From the Field to the Lab (Part 2)

Sieve Analysis of Coarse Aggregate: From the Field to the Lab (Part 2)

In part 2 of this three-part series, we’ll outline sieve analysis of coarse aggregate including proper preparation of bulk field samples for lab testing and necessary equipment and tips.

Wet Sieving: A Practical Guide
Wet Sieving: A Practical Guide

When dry sieving isn’t sufficient for producing an acceptable degree of separation between individual fractions of a sample, it’s time to try wet sieving. This blog post covers the importance of wet sieving, when it is best used, and recommended equipment for various procedures.

Non-Destructive Testing of Concrete: An Equipment Guide
Non-Destructive Testing of Concrete: An Equipment Guide

With so many non-destructive testing methods to choose from, how do you know which method and equipment is right for you? This blog post will outline the importance of non-destructive testing of concrete, top methods, when you should use them, and what equipment you need.

Atterberg Limits: A Quick Reference Guide
Atterberg Limits: A Quick Reference Guide

This blog post outlines the three main components that encompass Atterberg Limits, explains why these tests are important, and covers basic equipment used in these procedures.

Asphalt vs. Concrete: Which is Right For You? [Infographic]
Asphalt vs Concrete: Which is Right For You? [Infographic]
Sieve Analysis of Coarse Aggregate: From the Field to the Lab (Part 1)
Sieve Analysis of Coarse Aggregate: From the Field to the Lab (Part 1)

In Part 1 of this thee-part series, we’ll cover sieve analysis of coarse aggregate, beginning from gathering samples at a job site, including tips and necessary equipment.

What You May Not Know About Concrete Test Hammers
What You May Not Know About Using a Concrete Test Hammer

The Concrete Test Hammer is a critical part of your tool kit when assessing potential problems in concrete structures, but it can also create problems if expected to perform beyond its capabilities. This blog post outlines the proper way to use this tool for establishing strength estimates and relationships by comparison.

How What and Why Blog: Specific Gravity of Asphalt
Specific Gravity of Asphalt: What Equipment Do I Need?

Theoretical maximum specific gravity is a fundamental characteristic used to calculate the percentage of air voids in compacted HMA as part of a quality assurance program. An effective way to measure specific gravity is through the Rice Test, using a Rice Shaker.