more from minerals Sibelco Group for digital glaze Davide Maccaferri Sibelco Europe VI th ACIMAC meeting on: Digital Decoration & Glazing Technologies for Ceramic Tiles
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more from minerals
Sibelco Group for digital glaze
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
VIth ACIMAC meeting on: Digital Decoration & Glazing Technologies for Ceramic Tiles
SIBELCO group overview
10,500 people
208 Operations
41 countries
Sibelco Europe minerals portfolio
Quartz &
Silica sands
Clays &
Kaolins
Feldspars &
Nepheline
Wollastonite
ATH Alumina
Calcined Allumina
Natural Oxides
Digital
Glazes
Milling Capability of different minerals
Devon (UK) Clays Kaolins
Utièl-Nulès (ESP) Quartz Feldspar Nepheline
Westerwald (DE) Clays & Kaolins
Poviglio/Colombara –Sessa Aurunca (IT) Wollastonite Quartz Clays & Kaolins ATH Nepheline
Geertruidenberg (NE) ATH Wollastonite Feldspars
Sibelco Europe milling capacity
• Italy:
Poviglio, Colombara and Sessa A. = 13 mills
260 kT/year
• Sibelco Mineral Plus (Netherlands)
Geertruidenberg = 12 mills
225 kT/year
• Spain:
Utièl and Nulès = 7 mills
180 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
• Wider range of minerals portfolio for Digital Glaze
formulation
VIth ACIMAC meeting on: Digital Decoration & Glazing Technologies for Ceramic Tiles
Conclusion:
• 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
If you want go fast, go alone.
If you want go FAR go TOGETHER. African proverb
VIth ACIMAC meeting on: Digital Decoration & Glazing Technologies for Ceramic Tiles
Thank you for your attention….
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