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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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Rejoining Separated Columns in Thermometers: 6 Dos and Don’ts
 thermometer column separation

Mercury or indicating fluid separations can occur in the columns of mercury-in-glass thermometers, as well as in non-mercury thermometers. With expertise, caution and strict adherence to safety measures, the separated fluid can often be rejoined in the column by following some specific methods developed by others.

Testing Specific Gravity of Asphalt: What Equipment Do I Need?
 asphalt rice test

The Asphalt Rice Test is commonly used in determining theoretical maximum or asphalt specific gravity in accordance with ASTM and AASHTO standards. This blog post covers what you should know about the test and equipment available to help ensure testing in compliance with ASTM D2041 and AASHTO T 209.

A Guide to Selecting the Right Concrete Compression Testing Machine
 concrete compression machines

This 5-step guide is designed to help you select the specific concrete compression machine and adaptive accessories that best meet your laboratory concrete compressive testing needs.

Construction Materials Testing Certifications: an Overall Compilation
 Overall Certification Compilation

Over the past several months, we have explored various materials testing technician certifications and what it takes to achieve them. This final summary blog in the series includes what’s new, schedules for 2018 programs and testing, and a downloadable PDF Resource List. As any additional information becomes available, we will update the blog series accordingly.

Soil Technician Certification for Materials Testing: Is it for you?
Soil Technician Certification

Ready to dig into what it takes to earn a soil technician certification? This blog post provides information on soil/geotechnical materials testing certifications and the resources that are available to help get you there.

Preparing for an Aggregate Technician Certification
Preparing for an Aggregate Technician Certification

Gilson continues its series of blog posts on what to know when preparing for and taking a technician certification exam. This third post covers asphalt technician certifications, and includes information and resources designed to help you with the process.

Paving the Way to an Asphalt Technician Certification
Asphalt Technical Certification

Gilson continues its series of blog posts on what to know when preparing for and taking a technician certification exam. This third post covers asphalt technician certifications, and includes information and resources designed to help you with the process.

The Road to Earning a Technical Certification in Concrete
Concrete Technical Certification

This is the second in Gilson’s series on preparing for construction materials testing certification of technicians working in concrete, asphalt, aggregates and soils/geotechnical fields. This blog post provides information and resources specifically related to some of the different concrete technician designations.

Construction Materials Testing: 7 Things to Know About Certification
Construction Materials Testing: 7 Things to Know About Certification

An ever-increasing number of regulations, project requirements and even individual test methods require that laboratory and field personnel undergo specific training and pass certification examinations before they can perform certain tests for the record. This, and the wide array of training and certification programs available from different organizations, underscore the importance that the engineering and construction communities place on expertise, competency and accuracy in all areas of construction materials testing.

Spinning Rifflers: The Benefits of Accuracy and Efficiency
Spinning Rifflers: The Benefits of Accuracy and Efficiency

Do you know when a spinning riffler or rotary sample divider should be your go-to sample divider for the most accurate representative samples?