Granulae oxidi zirconii, quae etiam granulae zirconiae appellantur, sunt parvae particulae sphaericae ex oxido zirconii (ZrO2) praecipue factae. Oxidum zirconii est materia ceramica propter duritiem magnam, resistentiam attritionis, et stabilitatem thermalem nota. Hae granulae varias applicationes in diversis industriis inveniunt, praesertim in processu materiarum, chemia, et campis biomedicis.
Typus Proprietatum | Genera productorum | ||||
Compositio Chemica | ZrO2 normale | ZrO2 altae puritatis | 3Y ZrO₂ | 5Y ZrO₂ | 8Y ZrO₂ |
ZrO₂ + HfO₂ % | ≥99.5 | ≥99.9 | ≥94.0 | ≥90.6 | ≥86.0 |
Y₂O₃% | ----- | ------ | 5.25±0.25 | 8.8±0.25 | 13.5±0.25 |
Al₂O₃% | <0.01 | <0.005 | 0.25±0.02 | <0.01 | <0.01 |
Fe₂O₃ % | <0.01 | <0.003 | <0.005 | <0.005 | <0.01 |
SiO2% | <0.03 | <0.005 | <0.02 | <0.02 | <0.02 |
TiO2 % | <0.01 | <0.003 | <0.005 | <0.005 | <0.005 |
Compositio Aquae (pondus%) | <0.5 | <0.5 | <1.0 | <1.0 | <1.0 |
LOI (pondus %) | <1.0 | <1.0 | <3.0 | <3.0 | <3.0 |
D50(μm) | <5.0 | <0.5-5 | <3.0 | <1.0-5.0 | <1.0 |
Area superficialis (m²/g) | <7 | 3-80 | VI-XXV | VIII-XXX | VIII-XXX |
Typus Proprietatum | Genera productorum | ||||
Compositio Chemica | 12Y ZrO₂ | Flavus YstabilisZrO₂ | Niger YstabilisZrO₂ | Nano ZrO2 | Thermalis aspergo ZrO₂ |
ZrO₂ + HfO₂ % | ≥79.5 | ≥94.0 | ≥94.0 | ≥94.2 | ≥90.6 |
Y₂O₃% | 20±0.25 | 5.25±0.25 | 5.25±0.25 | 5.25±0.25 | 8.8±0.25 |
Al₂O₃% | <0.01 | 0.25±0.02 | 0.25±0.02 | <0.01 | <0.01 |
Fe₂O₃ % | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 |
SiO2% | <0.02 | <0.02 | <0.02 | <0.02 | <0.02 |
TiO2 % | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 |
Compositio Aquae (pondus%) | <1.0 | <1.0 | <1.0 | <1.0 | <1.0 |
LOI (pondus %) | <3.0 | <3.0 | <3.0 | <3.0 | <3.0 |
D50(μm) | <1.0-5.0 | <1.0 | <1.0-1.5 | <1.0-1.5 | <120 |
Area superficialis (m²/g) | VIII-XV | VI-XII | VI-XV | VIII-XV | 0-30 |
Typus Proprietatum | Genera productorum | |||
Compositio Chemica | CeriumstabilisZrO₂ | Magnesium stabilizatumZrO₂ | ZrO2 calcio stabilizatum | Zircon pulvis compositus aluminii |
ZrO₂ + HfO₂ % | 87.0±1.0 | 94.8±1.0 | 84.5±0.5 | ≥14.2±0.5 |
CaO | ----- | ------ | 10.0±0.5 | ----- |
MgO | ----- | 5.0±1.0 | ------ | ----- |
CeO₂ | 13.0±1.0 | ------ | ------ | ------ |
Y₂O₃% | ----- | ------ | ------ | 0.8±0.1 |
Al₂O₃% | <0.01 | <0.01 | <0.01 | 85.0±1.0 |
Fe₂O₃ % | <0.002 | <0.002 | <0.002 | <0.005 |
SiO2% | <0.015 | <0.015 | <0.015 | <0.02 |
TiO2 % | <0.005 | <0.005 | <0.005 | <0.005 |
Compositio Aquae (pondus%) | <1.0 | <1.0 | <1.0 | <1.5 |
LOI (pondus %) | <3.0 | <3.0 | <3.0 | <3.0 |
D50(μm) | <1.0 | <1.0 | <1.0 | <1.5 |
Area superficialis (m²/g) | 3-30 | VI-X | VI-X | 5-15 |
Applicatio Margaritarum Zirconiae
Hic sunt nonnullae applicationes insignes oxidi zirconii:
Si quas quaestiones habes, nobiscum libere communicare potes.