Pa'epa'e fused alumina pa'u e faia i le mama-maualalo-sodium alumina pauta e ala i le liusuavai i le vevela maualuga, cooling crystallization, ona nutimomoia.O le paʻepaʻe faʻapipiʻi alumini alumini paʻu paʻu o loʻo i lalo o le faʻatonuina malosi e faʻamautu ai le tufatufaina o saito ma foliga tutusa.
O le fa'asoaina o saito o le pa'epa'e alumina fa'afefiloi e vaapiapi.A maeʻa le faʻatulagaina o gaioiga, o le paʻu paʻepaʻe paʻepaʻe mama maualuga o loʻo i ai saito atoa, pito maʻai ma tulimanu, maualuga le lelei o le olo, maualuga le susulu o le susulu.O le lelei o le olo e sili atu le maualuga nai lo abrasives vaivai e pei o le silica.
Ona o foliga lelei, o le pito i luga o le mea faʻailo e maualuga lona maeʻa.Fa'aaoga lautele i le oloina ma le fa'ailoina o semiconductors, tioata, laupapa matagaluega, alumini, sila, u'amea u'amea, ma'a, tioata, ma isi. Aemaise lava i le alamanuia o le oloina ma le fa'ailoina o u'amea u'amea, alumini, kopa ma isi mea u'amea ma alamanuia tioata. , e faʻaalia atoatoa ai le faʻatinoga sili atu.
Paʻepaʻe, tioata α sili atu i le 99%, maualuga le mama, maualuga le maaa, ma le maualuga o le malosi, malosi faʻamalosi malosi, faʻamautu kemisi malosi, ma le faʻamalosi malosi.
foliga tioata | α trigonal system |
Moni mafiafia | 3.90 g/cm3 |
Microhardness | 2000 - 2200 Kilokalama/mm2 |
Maaa Mohs | 9 |
Fa'amatalaga o le lapopo'a ma le tu'ufa'atasiga | |
JIS | 240#,280#,320#,360#,400#,500#,600#,700#,800#,1000#,1200#,1500#,2000#,2500#,3000#,3500#,4000#,6000#,8000#,10000#,12500# |
tulaga Europa | F240,F280,F320,F360,F400,F500,F600,F800,F1000,F1200,F1500,F2000,F2500,F3000,F4000,F6000 |
Tulaga fa'atunuu | W63,W50,W40,W28,W20,W14,W10,W7,W5,W3.5,W2.5,W1.5,W1,W0.5 |
Fa'ameamea | ||||
Saito | Su'ega vaila'au(%) | |||
| Al2O3 | SiO2 | Fe2O3 | Na2O |
240#--3000# | ≥99.50 | ≤0.10 | ≤0.03 | ≤0.22 |
4000#-12500# | ≥99.00 | ≤0.10 | ≤0.05 | ≤0.25 |
E leai ni a'afiaga e uiga i le lanu o vaega fa'agaioiina.
E mafai ona faʻaaogaina i faiga e matua faʻasaina ai le toega o le pauta uʻamea.
O fatu fatu e matua fetaui lelei mo le susū o le oneone ma le fa'aiila.
1.Sandblasting, fa'aiila ma oloina o u'amea ma tioata.
2. Fa'atumuina o le vali, fa'alavalava fa'alavalava, sima, ma fa'aiila.
3. Faia o maa suauu, maa olo, uili uili, sandpaper ma ie emery.
4.Production o membranes faamama sima, tubes sima, ipu sima.
5.O le gaosiga o le faʻafefeteina o le vai, faʻamaʻi malosi ma le gaʻo vai.
6.Mo le faʻaogaina o le fola e faʻafefete.
7. Faʻasolosolo faʻasolosolo ma faʻafefeteina o tioata piezoelectric, semiconductors, uʻamea uʻamea, alumini ma isi uʻamea ma mea e le o ni uʻamea.
8. Faʻamatalaga ma tuʻufaʻatasiga
Afai ei ai ni au fesili.Faamolemole lagona le saoloto e faʻafesoʻotaʻi i matou.