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Thermo Physical Tests

Thanks to its complete laboratory equipment (most of which custom built in house) and to its specialized team of expert engineers, SSV is recognized at the European and international level as a center of excellence for the characterization of high temperature and thermo-physical properties of glass, refractories and raw materials.

The experimental characterization as a function of temperature (up to 1700°C) of electrical resistivity curves, linear expansion, surface tension, density and viscosity of glass, and the determination of the characteristic viscosity points (glass transition, softening, annealing, strain, etc.) provides decisive indications for the correct and efficient management of glass manufactoring process parameters.

On refractory materials, tests such as refractoriness under load (RUL) and creep in compression (CIC), thermal shock tests and measurement of expansion curves are essential for the prior evaluation of their possible performance in service life.

Insights

Annealing and Strain point

calorimetria_differenziale_DSC

Differential Scanning Calorimetry (DSC)

conducibilità_elettrica Stazione Sperimentale del Vetro

Electrical conductivity

Thermal conductivity

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Creep In Compression (CIC)

curva_di_devetrificazione Stazione Sperimentale del Vetro

Devitrification curve

densita_ad_alta_temperatura Stazione Sperimentale del Vetro

High temperature density

Linear thermal expansion

misura_del_calore_specifico

Specific Heat Measurement

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Attack tests with slag, alkaline vapours, CO

prove_di_blistering

Blistering tests

prove_di_conducibilità_e_diffusività_termica Stazione Sperimentale del Vetro

Tests of thermal conductivity and diffusivity

prove_di_corrosione_statica_e_dinamica Stazione Sperimentale del Vetro

Static and dynamic corrosion tests

prove_di_essudazione

Exudation tests

prove_di_resistenza_allo_shock_termico Stazione Sperimentale del Vetro

Thermal shock resistance tests

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Refractoriness Under Load (RUL)

resistenza_a_flessione_a_caldo

Hot Modulus of Rupture (Hot MOR)

softening_point

Softening point

temperatura_di_transizione_vetrosa Stazione Sperimentale del Vetro Stazione Sperimentale del Vetro is a specialized research center that provides technical and scientific support to the innovation of the entire supply chain of glass industry.

Glass transition temperature

tensione_superficiale_ad_alta_temperatura Stazione Sperimentale del Vetro

High temperature surface tension

variazione_lineare_permanente_PLC_reheat_Change Stazione Sperimentale del Vetro

Permanent Linear Change (PLC) and Reheat Change

viscosità_ad_alta_temperatura

High temperature viscosity