
He ipu uku te para uku alumina i hangaia ki te waikura konumohe parakore-teitei (neke atu i te 99%) te ihirangi, e whakamahia whānuitia ana mō te sintering pāmahana-teitei, te rewa me te tātari matū.
| Taonga | Rārangi | Uara |
| Te hanganga matū | Al2O3 | ≥99% |
| R2O3 | ≤0.2% | |
| Fe2O3 | ≤0.1% | |
| SiO2 | ≤0.2% | |
| Te mātotorutanga papatipu (g/cm3) | ≥3.8 | |
| Te āhua o te porosity (%) | <1 | |
| Kaha Piko (4pt) | >350 | |
| Kaha pēhanga (Kgf/cm2) | >12000 | |
| Pūmau whakapūmau hiko (E) | 2 | |
| Te pāmahana ratonga mōrahi (℃) | 1800 | |
| Roa (mm) | Whānui (mm) | Teitei (mm) | Matotoru o te pakitara (mm) | Te kaha (cc) |
| 6-200 | 30-150 | 15-190 | >2 | 5-5000 |
1. Te pumau o te pāmahana teitei:Ka taea e ia te mahi pumau mō te wā roa i ngā pāmahana tiketike, kia mau tonu ai te haere tonu me te whai huatanga o ngā whakamātautau me ngā tukanga ahumahi.
2. Te pumau matū:He kaha tōna ātete ki ngā momo matū maha, ā, ka taea te pupuri i te pumau ahakoa i roto i ngā taiao tino waikura.
3. Ngāwari ki te horoi:He maeneene te mata, he ngāwari ki te horoi, ā, ka whakaiti i te pānga o ngā poke ki te whakamātautau.
4. Kore poke:Kāore he matū kino e tukuna i te wā e whakamahia ana, ā, kāore he kino ki te taiao me ngā kaiwhakahaere.
5. Te pakari:He kaha ā-mīhini teitei ka taea te tu atu i ngā kaha o waho me te kore e pakaru wawe.