Alumina (Al2O3) bọọlụ na-egweri
A na-eji bọọlụ alumina eme ihe n'ọtụtụ ebe na igwe igwe bọọlụ dị ka mgbasa ozi abrasive maka akụrụngwa seramiiki na ihe glaze.Ụlọ ọrụ seramiiki, simenti na enamel yana ụlọ ọrụ iko na-eji ha eme ihe n'ihi ịdị mma nke njupụta dị elu, ịdị elu ha siri ike, na nkwụsị ha dị elu.N'oge nhazi abrasive/egweri, bọọlụ seramiiki agaghị adịkebe agbaji yana ihe mmetọ ahụ pere mpe.
Uru
1.High wear-resistanceThe-egweri bọọlụ na-eyi-eguzogide dị elu karịa nkịtị alumina bọọlụ, mgbe ọ na-arụ ọrụ, bọl agaghị emetọ ihe egweri, n'ihi ya, ọ nwere ike na-adị ọcha na mma nkwụsi ike nke egweri ihe karịsịa seramiiki glaze.
2.High DensityThe elu njupụta, elu siri ike na elu egweri odide na-azọpụta oge egweri, na-amụba ụlọ na-akụrisị.N'ihi ya, ọ nwere ike melite egweri arụmọrụ.
Isi nkọwapụta nke Alumina (Al2O3) bọọlụ na-egweri Ụdị 92
| Ihe | Uru |
| AL2O3 | > 92% |
| SiO2 | 3.8% |
| Fe2O3 | 0.06% |
| TiO2 | 0.02% |
| Ndị ọzọ | 2.5% |
| Ntinye mmiri | <0.01% |
| Njupụta ukwu siri ike | > 3.6 g/cm3 |
| Njupụta nke nnukwu ụda | 1.5-1.8 n'arọ / l |
| Ike ike Mohs (ọkwa) | 9 |
| Mfu nhụsianya | <0.015% |
| Agba | ọcha |
Nha
| Dayameta (mm) | % 0,5-1 | % 2 | % 3 | % 5 | Φ8 | Φ 10 | Φ13 | Φ15-60 |
| ndidi (mm) | / | ±0.3 | ±0.3 | ±0.3 | ±0.3 | ±0.3 | ±0.3 | Φ± 0.5-2mm |
Ndị ọzọ
Anyị nwekwara nha niile nke bọọlụ Al2O3 n'etiti Φ3mm yana gụnyere Φ60mm.Ọdịnaya ndị ọzọ nke Al2O3 60%,75%, 92%, 99%.
