Upfu hweAlumina chinhu chakachena kwazvo, chine ganda rakatsetseka chakagadzirwa nealuminium oxide (Al2O3) chinoshandiswa zvakanyanya mumaindasitiri akasiyana-siyana. Upfu hwealumina huchena hunowanzo gadzirwa kuburikidza nekucheneswa kwebauxite ore. Upfu hweAlumina hune hunhu hwakasiyana-siyana hunodiwa, hunosanganisira kuomarara kwakanyanya, kuramba makemikari, uye kudzivirira magetsi, izvo zvinoita kuti ive chinhu chinokosha mumaindasitiri mazhinji.
| Muenzaniso | Upfu | Keke (chidimbu) | Granular (Bhora) |
| Chimiro | Upfu hwakachena hwakasununguka | Keke jena | Chena granular |
| Avhareji yedhayamita yepuraimari (um) | 0.2-3 | - | - |
| Nzvimbo chaiyo yepamusoro (m / g) | 3-12 | - | - |
| Kuwanda kwehuwandu (g / cm) | 0.4-0.6 | - | 0.8-1.5 |
| Kuwanda kwehuwandu (g / cm) | - | 3.2-3.8 | - |
| Hunhu hweAl2O3 (%) | 99.999 | 99.999 | 99.999 |
| Si(ppm) | 2 | 2 | 2 |
| Na(ppm) | 1 | 1 | 1 |
| Fe(ppm) | 1 | 1 | 1 |
| Ca(ppm) | 1 | 1 | 1 |
| Mg(ppm) | 1 | 1 | 1 |
| S(ppm) | 1 | 1 | 1 |
| Ti(ppm) | 0.3 | 0.3 | 0.3 |
| Cu(ppm) | 0.8 | 0.8 | 0.8 |
| Cr(ppm) | 0.5 | 0.5 | 0.5 |
| Zvichienderana nezvinodiwa zvakasiyana zvinogona kupa hupfu, granule, block, pie kana column type | |||
Kushandiswa kweUpfu hweAluminium Oxide
1. Indasitiri yeCeramic: zvemagetsi zveceramics, zveceramics zvinoramba kushanda, uye zvemhando yepamusoro zveceramics.
2. Indasitiri yeKupukuta uye Kukwesha: magirazi ekuona, mawafer e semiconductor, uye pamusoro pesimbi.
3. Kugadzirisa
4. Machira eThermal Spray: maindasitiri emuchadenga nemotokari.
5. Kudzivirira Kwemagetsi
6. Indasitiri yeRefractory: machira echoto, nekuda kwekunyunguduka kwayo kwakanyanya uye kugadzikana kwakanaka kwekupisa.
7. Chinowedzera muPolymers
8. Zvimwe: sechipfeko chinoshanda, zvinosanganisa zvinhu zvinosimbisa ganda, zvinosimbisa ganda uye zvinotsigira zvinhu zvinosimbisa ganda, chipfeko chevacuum, zvinhu zvegirazi zvakakosha, zvinhu zvinosanganisa ganda, resin filler, bio-ceramics nezvimwewo.
Kana muine mibvunzo. Ndapota inzwa wakasununguka kutibata nesu.