VIth ACIMAC meeting on: Digital Decoration & Glazing Technologies for Ceramic Tiles Sibelco Group for digital glaze more from minerals Davide Maccaferri Sibelco Europe VIth ACIMAC meeting on: Digital Decoration & Glazing Technologies for Ceramic Tiles • Sibelco Group overview • Sibelco Europe products for digital glaze • Milling capacity and capabilities of Sibelco Europe • Products’ technical features SIBELCO group overview 10,500 people 41 countries 208 Operations Sibelco Europe minerals portfolio Digital Glazes Quartz & Silica sands Clays & Kaolins Feldspars & Nepheline Wollastonite Natural Oxides ATH Alumina Calcined Allumina Milling Capability of different minerals Devon (UK) Clays Kaolins Utièl-Nulès (ESP) Quartz Feldspar Nepheline Geertruidenberg (NE) ATH Wollastonite Feldspars Westerwald (DE) Clays & Kaolins Poviglio/Colombara – Sessa Aurunca (IT) Wollastonite Quartz Clays & Kaolins ATH Nepheline Sibelco Europe milling capacity • Spain: Utièl and Nulès = 7 mills 180 kT/year • Italy: Poviglio, Colombara and Sessa A. = 13 mills 260 kT/year • Sibelco Mineral Plus (Netherlands) Geertruidenberg = 12 mills 225 kT/year Products Technical characteristics Quartzs (%) Silverbond SA300 Silverbond SA600 Silverbond SA800ES SiO2 99,2 99,2 99,2 Al2O3 0,45 0,45 0,45 Fe2O3 0,03 0,03 0,03 D90 (µm) 15 10 7,4 D50 (µm) 6 3 2,2 Main features: chemical consistency, controlled Particle Size Distribution Products Technical characteristics Clays & Kaolins (%) BWS Puraflo DM Puraflo FT-V161 Puraflo DBX-2 Opal KCR Kaolin Al2O3 33,6 31,5 25,5 30,0 33,1 Fe2O3 1,1 1,2 1,0 0,8 0,6 TiO2 0,9 1,0 1,4 1,3 0,4 D50 (µm) 3,8 2,9 3,8 3,5 6,8 Main features: selected from high quality clay layers, stable rheology, chemical consistency Products Technical characteristics Feldspars & Nephelines (%) UNISPAR PG4 UNISPAR PG7 Vitroflux A75 Nepheline N20N Spectrum N20 Al2O3 18,0 18,0 16,7 23,5 24,6 Na2O 10,2 10,2 0,5 8,9 8,1 K2O 0,3 0,3 0,4 7,5 8,8 Li2O -- -- 4,2 -- -- Fe2O3 0,1 0,1 0,03 0,08 0,1 D50 4 7 4 6,5 Main features: chemical consistency, NOT LABELLED, controlled Particle Size Distribution Products Technical characteristics Wollastonite & ATH (Alumina Trihydrate) (%) Casiflux G20 Casiflux G38 Portafill ATH SG10 Portafill ATH SG40 Al2O3 0,4 0,4 65 65 CaO 44,0 44,0 -- -- Fe2O3 0,37 0,37 0,01 0,01 LOI 1,7 1,7 34,5 34,5 D50 9 16 3,8 11,5 Main features: chemical consistency, controlled Particle Size Distribution VIth ACIMAC meeting on: Digital Decoration & Glazing Technologies for Ceramic Tiles Conclusion: • Wider range of minerals portfolio for Digital Glaze formulation • Technical knowledge in milling different minerals through different type of mills at different PSD • Support Digital Glaze producers in their R&D and INNOVATION process VIth ACIMAC meeting on: Digital Decoration & Glazing Technologies for Ceramic Tiles Thank you for your attention…. If you want go fast, go alone. If you want go FAR go TOGETHER. African proverb
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