Product

Microzir Flour Optimum R

Microzir Flour Optimum R

The zirconium silicate is the main opacifier used in the ceramic industry.

Chilches Materials is notable for the high quality of its opacifying zircon micronized MICROZIR® attained by the use of zircon sands of premium and ultra-fine grinding latest technology.

Used as an opacifier and whitener, for glazes used in tiles, tableware and ceramic pigments among other applications.

PARTICLE SIZE DISTRIBUTION
d50 14.00 ± 2,00 (microns)
d97 48.00 ± 2.00 (microns)
PRODUCT PRESENTATION
Bulk, Big-Bags and paper bags.
CHEMICAL ANALYSIS
GUARANTEED
SPECIFICATIONS
TYPICAL
ZrO2 + HfO2 >62% 63
TiO2 <0,40% 0,25
Fe2O3 <0,30% 0,15
Al2O3 <3,5% 1,5
SiO2 <36,5% 35,5
Uranio+Thorio <500 ppm 3,9 Bq/g
PHYSICAL PROPERTIES
Specific gravity 4,6 – 4,8
Mohs hardness 7,5
Melting point 2200 oC
Loss on ignition <0,9%
Solubility in water Non-soluble
Flammability Non-flammable
Appearance White powder
Technical Specifications
MSDS