I-alumina emhlophe ehlanganisiwe
I-corundum emhlophe iyisithako esimhlophe esenziwe ngempuphu ye-alumina yezimboni (i-Al2O3) enokuqukethwe okungaphezu kuka-98% kanye nenani elincane le-iron oxide ne-silicon oxide. Iyisithako esimhlophe esincibilikiswa ekushiseni okuphezulu. Ubulukhuni bayo buphakeme kancane kunobe-brown corundum futhi ukuqina kwayo kuphansi kancane. Yenziwa ngokuncibilikisa nokupholisa ngaphezu kwama-degrees angu-2000 ku-arc, ukugaya nokubumba, ukususa insimbi ngokuhlukaniswa kwamagnetic, kanye nokucwilisa izinhlobo eziningi ze-granularity. Incane ngokuthungwa, ilukhuni kakhulu futhi ibukhali ngesimo.
| Isetshenziselwa ukukhuhla, ukuqhuma, ukugaya,ukupholisha, ukumboza | |||
| Uhlobo lwezakhiwo | 240#,280#,320#,360#,400#,500#,600#,700#,800#,1000#,1200#,1500#,2000#,2500#,3000#,4000#,6 0 0 0 #,8 0 0 0 #,1 0 0 0 0 #,12500# | ||
| Inani Lesiqinisekiso | Inani Elijwayelekile | ||
| Ukwakheka kwamakhemikhali | I-AI2O3 | 99.0 min | 99.5 |
| I-SiO2 | Ubuningi obungu-0.2 | 0.06 | |
| I-Fe2O3 | Ubuningi obungu-0.2 | 0.04 | |
| I-Na2O | 0.3 ubuningi | 0.30 | |
| Izinto zokuhlola | izinkomba |
| Ubulukhuni be-Mohs | 9.0 |
| Ubuningi obukhulu | 1.75-1.95g/cm3 |
| Ukuminyana kwangempela | 3.95g/cm3 |
| Indawo yokuncibilika | 22500C |
| Izinga lokushisa eliphezulu lokusebenza | 19000C |
1, Ubulukhuni obuphezulu kanye nezinhlayiya eziminyene. Ukuyindilinga kwezinhlayiya eyodwa kuhle.
2, Umbala umhlophe qwa, awukho ukungcola, ukuqinisekisa ungqimba olungagugi noma umbala wephepha ongagugi kanye nokucaca.
3, Ukusatshalaliswa okufanayo kosayizi wezinhlayiya, ukuma kwezinhlayiya eyodwa kuyavumelana, kanye nomphumela omncane wokumelana nokuguguleka.
4, Ukuqina kwamakhemikhali kanye ne-asidi, akukho senzo se-alkali, ukuqina kokushisa okuphezulu kuhle kakhulu.
1. Isetshenziselwa ukugaya mahhala, njengemboni yengilazi.
2. Isetshenziselwa imikhiqizo yokungqubuzana kanye nezitezi ezingagugi.
3. Ifanele i-resin noma i-ceramic bond abrasive, njengesondo lokugaya, ukusika isondo lokugaya, njll.
4. Ifanele imikhiqizo ephikisayo, evikela ukuguguleka kanye nephikisayo.
5. Isetshenziselwa ukupholisha, njengetshe lokugaya, ibhlogo lokugaya, ukujika amapuleti, njll.
6. Isetshenziselwa ukumboza amathuluzi okukhuhla, njengephepha lesihlabathi, indwangu ye-emery, ibhande lesihlabathi, njll.
7. Isetshenziselwa ukupholisha, ukugaya, ukugaya, nokupholisha isikhunta ngokunemba.
2. Isetshenziselwa imikhiqizo yokungqubuzana kanye nezitezi ezingagugi.
3. Ifanele i-resin noma i-ceramic bond abrasive, njengesondo lokugaya, ukusika isondo lokugaya, njll.
4. Ifanele imikhiqizo ephikisayo, evikela ukuguguleka kanye nephikisayo.
5. Isetshenziselwa ukupholisha, njengetshe lokugaya, ibhlogo lokugaya, ukujika amapuleti, njll.
6. Isetshenziselwa ukumboza amathuluzi okukhuhla, njengephepha lesihlabathi, indwangu ye-emery, ibhande lesihlabathi, njll.
7. Isetshenziselwa ukupholisha, ukugaya, ukugaya, nokupholisha isikhunta ngokunemba.
Uma unemibuzo. Sicela uzizwe ukhululekile ukuxhumana nathi.