Inside SIGMA’s Laboratory: Where Science Meets Quality
A Message from Our Laboratory Team
From our humble beginnings in 1990 with a single warehouse in Locate Varesino, to our position today as a global leader exporting over 80% of our production to more than 60 countries, the Mari family’s vision has guided SIGMA’s growth across three generations. As we enter 2025, we honor the teachings of Dario Mari, whose 55 years of experience laid our foundation, celebrate Roberto Mari’s leadership in expanding our global reach, and embrace the future with Federico Mari and our team of young professionals.
Our Testing Suite: Ensuring Excellence at Every Step
Raw Materials Analysis
Our XRF Spectroscopy and X-ray Diffraction equipment provides precise chemical and mineralogical composition analysis, ensuring only the highest quality materials enter our production process.
Comprehensive Quality Control
- Structural Integrity: Ultrasonic velocity measurements detect any internal flaws before products leave our facility
- Performance Testing: RUL and CREEP testing simulate real-world conditions, predicting product behavior under high-temperature stress
- Microscopic Analysis: Polarized Light Microscopy reveals microstructural details crucial for product optimization
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The Human Element
Technology is only part of the equation. Our dedicated team of chemists and geologists drives continuous innovation, working tirelessly to enhance existing products and develop new solutions. Their expertise allows us to address unique challenges with customized solutions, ensuring that each product not only meets but exceeds our customers’ specific needs. This combination of advanced technology and human expertise enables us to maintain the highest standards of quality while continuously pushing the boundaries of what’s possible in refractory solutions.
Looking Forward: Join Us at China Glass 2025
Join us at Glassman Europe in Istanbul, Booth J18, on May 14–15, 2025, and at China Glass in Beijing, May 26–29. Discover how our advanced testing translates into superior product performance. See you there!
