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

1
2
3

From the quarry to the kiln, maintaining precise control over raw material composition is the key to producing high-performance cement. This section focuses on the critical determination of Carbon, Sulfur, and moisture content in limestone, dolomite, and fly ash.

Whether you are monitoring Loss on Ignition (LOI) to ensure chemical stability or analyzing clinker microstructure for quality assurance, our solutions provide the data needed to optimize fuel usage, reduce rework, and meet strict environmental standards. Build a foundation of consistency with elemental analysis designed for the minerals industry.

Carbon-Sulfur in Limestone-Dolomite using CS844

Sulfur and Carbon in Cement, Clay, Fly Ash, Limestone, Soil, Ore using SC832

Cement and aggregates photo for Building & Construction Materials

LOI in Combustion Residues using TGA801

Cement Clinker Analysis

Split LOI in Cement using TGA801

Structural steel and metals photo for building and construction materials

Low Alloy Steel

Stainless Steel

Carbon and Sulfur in Iron, Steel, Nickel-Base, Cobalt-Base Alloys using CS744

Hydrogen in Steel and Iron using H836EN

Iron, Steel, Nickel-Base, Cobalt-Base Alloys using ON736

Ensure Quality, Avoid Failures

Structural integrity begins at the microscopic level. For manufacturers and engineers working with rebar, structural beams, and metal building components, verifying material purity is vital for ensuring the safety and longevity of a project. This section focuses on the critical analysis of inclusions and chemical uniformity within steel products. From specialized sample preparation techniques to solving the challenges of analyzing difficult part geometries, our solutions provide the clarity needed to prevent material failure and ensure every batch meets rigorous construction codes.

Metallography – A Tool for Quality Control

Sulfur Printing

Revealing Delta Ferrite in Martensitic Stainless Steels

Sectioning

Iron, Steel, Nickel-Base, Cobalt-Base Alloys: Optimization using ONH836

High-precision Analysis for the Exact Makeup of Coatings

Protection is as important as the structure itself. In this section, we explore high-precision analysis for galvanized, aluminized, and painted surfaces that prevent corrosion and extend the life of building materials. Using Compositional Depth Profiling (CDP), you can visualize the exact chemical makeup of a coating from the surface down to the substrate. Ensure uniform application, verify coating thickness, and maintain the aesthetic and functional standards required for modern architectural finishes and protective barriers.

Compositional Depth Profile Analysis of Galvanized Steel

visualize the exact chemical makeup of a coating

View more documents

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.