Project Description
Technological tests
Contact person: Pietro Bruzzi – bruzzi@centroceramico.it – Mobile: +39 340 6885491
- Bulk Density ASTM C 134
- Geometric bulk density ISO 1927-6
- Bulk density and porosity ISO 1927-6
- Geometric unit volume mass density ASTM C 134
- Permanent dimensional variation under heating EN 993-10
- Apparent specific gravity and bulk density ASTM C20
- Permanent linear variation (24 h heating) ASTM C210
- Bulk volume, bulk density, true density EN 1094-4
- Bulk Density and Apparent Porosity UNI 993-1
- Bulk Density, Apparent Porosity and True Porosity UNI 993-1
- Pyrometric cone equivalent (refractoriness) UNI 993-12 (Tmax 1700 °c)
- Creep in compression UNI EN ISO 1893
- Permanent linear variation (5 h stay – Tmax 1000 °C)
- Permanent linear variation (24 h sintering)
- Permanent volume change (5 h stay – Tmax 1000 °C)
- Sintering (temperature gradient: 500 °C) where not already provided for by the Standards
- Fluage/creep (10 h)
- Cold crushing strength ASTM C 133
- Cold crushing strength ISO 1927-6
- Cold crushing strength UNI 993-5
- Cold modulus of rupture ASTM C 133
- True density UNI EN 993-2
- Modulus of rupture at ambient temperature UNI EN 993-6
- Modulus of rupture at high temperatures UNI EN 993-7
- Resistance to thermal shock UNI EN 993-11 method A
- Determination of creep in compression ISO 3187 (Tmax 1700 °C) – 25 h
- Creep in compression UNI EN 993-9 (Tmax 1700 °C) – 25 h
Chemical analysis and corrosion
Contact person: Andrea Bernasconi – bernasconi@centroceramico.it – Mobile: +39 345 8410333
Chemical analysis by ICP-OES UNI EN ISO 21587-1 and UNI EN ISO 21587-3
- Refractory materials and equivalent (9 determinations)
Corrosion
- Chemical resistance EN 993-1
- Corrosion of refractories caused by liquids CEN/TS 15418
Surface texture characterisation; colour, reflectance measurements
Contact person: Barbara Mazzanti – mazzanti@centroceramico.it – Mobile: +39 340 9631182
Surface texture characterisation; colour measurements
- Colour coordinates
Surface roughness and texture
- Surface roughness measurement; determination of the parameters EN ISO 4287
- 3D surface profile and/or imaging
- Surface mapping
- Data processing and 3D images of the surface
Mineralogical and microstructural characterisation, functional performance (thermal conductivity, photocatalysis, antibacterial, …)
Contact persons:
- Barbara Mazzanti – mazzanti@centroceramico.it – Mobile: +39 340 9631182
- Giovanni Ridolfi – ridolfi@centroceramico.it – Mobile +39 345 9317030
XRD analysis
- XRD analysis (with or without interpretation)
- Quantitative XRD
Microscopic analysis
- SEM observation
- EDS Microanalysis
- Stereomicroscope observation
- Optical microscope observation
- Images
- Quantitative microscopic analysis (porosity and pore/grain size distribution, etc.
Thermal conductivity and firing behaviour
- Thermal conductivity (direct or indirect measurement from thermal diffusivity and specific heat)
- Pyroplastic deformation
Photocatalysis and resistance to mould, bacteria; cleanability and durability
- Durability tests for surface treatments/finishes/functionalisation
Thermal analysis, density
Contact person: Giovanni Ridolfi – ridolfi@centroceramico.it – Mobile: +39 345 9317030
Thermal analysis
- Heating microscope
- DTA up to 1200 °C
- DTA up to 1200 °C and back&
- DTA up to 1500 °C
- DTA up to 1500 °C and back
- TG
- TG + DTA and back
- TG + DTA
Density
- Determination of the density by helium pycnometer
Dilatometry
- Thermo dilatometric analysis (green), heating up to 1200 °C and cooling
- Thermo dilatometric analysis, heating up to 1500 °C
- Thermo dilatometric analysis, heating up to 1500 °C and cooling
- Coefficient of linear thermal expansion ASTM E 831
- Reversible expansion at operating temperature
Mechanical characterisation
Contact person: Barbara Mazzanti – mazzanti@centroceramico.it – Mobile: +39 340 9631182
Bending strength
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- Bending strength and elastic modulus (fired specimens)
- Bending strength and elastic modulus (green specimens)
- Bending strength of 30 specimens with Weibull statistics