Build with Confidence—Certify Compliance with Precision Analysis

LECO empowers cement, steel, and gypsum producers with precision elemental and thermal analysis that meets ASTM standards.

Building Strong Foundations with Precision Analysis

In today’s competitive construction landscape, quality, compliance, and sustainability are non-negotiable. Whether you’re producing cement, concrete, steel, gypsum wallboard, or insulation materials, accurate and reliable analyses is essential to support and/or meet rigorous industry standards like ASTM C114, C150, and C471M.

LECO’s Advanced Analytical Solutions Deliver the Answers You Need:

Elemental Purity: Carbon and Sulfur determination in cement and steel.
Thermal Stability: Moisture and Loss on Ignition (LOI) testing in gypsum and fly ash.
Microstructure: Detailed evaluation for rebar and clinker quality.

Trusted by Labs Worldwide

Our instruments, including the CS744, SC832, and TGA801, are engineered to deliver fast, reproducible results that align with global standards. We help you optimize kiln feed quality, validate gypsum wallboard performance, and ensure compliance for the toughest specifications.

Join us in building success through analytical science. Explore our application notes and webinars that showcase how LECO is transforming the way building materials are tested and analyzed.

Building and Construction Materials Webinar Series

Build Confidence in Your Analyses

LECO supports innovation and quality assurance in the building and construction industries through advanced material solutions. Our expertise spans elemental analysis, metallography, and thermal analysis, providing the critical data needed for industry excellence.

Jeffrey Gast, LECO’s Lead Analytical Chemist

March 31 | 10 am EDT (-4 GMT)

Moisture/LOI Determination in Cement, Fly Ash, Gypsum and Lime

SPEAKER: Jeffery Gast, LECO Analytical Quality Manager – Technical Services Laboratory

April 28 | 10 am EDT (-4 GMT)

Carbon and Nitrogen Determination in Adhesives, Laminates, and Cement Fiber Board

SPEAKER: Fred Schultz, LECO Applications Chemist

May 19 | 10 am EDT (-4 GMT)

Cement Clinker Preparation and Microscopic Examination

SPEAKER: Steve Reilly, LECO Technical Services Laboratory Metallurgist

On Demand

Total Sulfur and Carbon Determination in Cement and Raw Materials

SPEAKER: Lloyd Allen, Ph.D., LECO’s Director of the Technical Services Laboratory (retired)

Application Notes & Case Studies

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The LECO Difference

Trusted expertise, groundbreaking technology, and a commitment to your success.

Engineered for Excellence from Start to Finish

At LECO, quality isn’t outsourced—it’s engineered into every part, every component, every instrument.

Setting the Standard for Service and Support

Great service isn’t just about being available, it’s about being adaptable. When you invest in a LECO instrument, you’re gaining a partner committed to your success.