Isanti emhlophe ye-corundum, umgubo we-corundum omhlophe, i-corundum emdaka kunye nezinye izinto ezirhabaxa zizinto ezirhabaxa eziqhelekileyo, ingakumbi umgubo we-corundum omhlophe, olukhetho lokuqala lokupholisha nokugaya. Ineempawu zekristale enye, ubulukhuni obuphezulu, ukuzilola kakuhle, kunye nokusebenza kokugaya nokupholisha. Iingenelo ezinje ngokuba ngcono ziye zasetyenziswa kwaye zakhuthazwa kumashishini ahlukeneyo. Ngoko ke, ungakhetha njani xa upholisha?
Ukukhetha okurhabaxa
I-Abrasive yeyona nto iphambili edlala indima yokusika kwinkqubo yokusila. Inoxanduva ngqo lomsebenzi wokusika kwaye yeyona nto iphambili kwivili lokusila ukuze livelise isiphumo sokusila. I-abrasive kufuneka ibe yi-brown corundum eveliswa yi-Xinli engagugiyo. Iimveliso zayo zinobunzima obuphezulu, ukumelana nobushushu, uzinzo lobushushu kunye nozinzo lweekhemikhali, kwaye kufuneka ibe nobunzima obuthile ukuze ikwazi ukumelana namandla athile okusila.
Umgaqo wokukhetha orhabaxa
Xa usika izinto eziqinileyo kakhulu, sebenzisa ii-corundum abrasives ezinobunzima obuphezulu. Izixhobo zokusila eziqinileyo kakhulu ukukhetha ii-abrasives ze-silicon carbide ezibuthathaka.
Ukongeza ekuqwalaseleni amandla okutsalwa kwezinto zokusebenza, ubunzima bezinto zokusebenza bukwayindlela ephambili yokukhetha xa ukhetha izinto ezirhabaxa. Ngokubanzi, ubunzima bezinto ezirhabaxa kufuneka bube ngaphezulu ngokuphindwe kabini kunobunzima bezinto zokusebenza. Ngaphandle koko, iinkozo ezirhabaxa ezinobunzima obuphantsi ziya kutshabalala ngokukhawuleza ngexesha lokusika ngesantya esiphezulu kwaye zilahlekelwe bubuchule bokusika, nto leyo eya kwenza ukuqina kwevili kube phantsi kakhulu kwaye kuchaphazele ukusebenza kakuhle kokusika, kwaye umgangatho wokucubungula awunakuqinisekiswa. Ke ngoko, ukuba ubunzima bezinto zokusebenza buphezulu, kokukhona ubunzima bezinto ezirhabaxa buphezulu.
Ukukhethwa kweempawu ezirhabaxa
Kufuneka kuqwalaselwe neempendulo zeekhemikhali ezinokwenzeka kwinkqubo yenkqubo yokusila. Kwindawo yokudibanisa ukusila, izinto ezisila, izinto zokubopha, izinto zokusebenza, ulwelo lokusila kunye nomoya zidla ngokuba neempendulo zeekhemikhali ezizenzekelayo phantsi kwesenzo sokutsala ubushushu bokusila kunye namandla okusila. Xa kusetyenziswa intsimbi, ukuguguleka okusila kukhawuleza kunokwe-corundum abrasive xa kusilwa intsimbi. Isizathu esiphambili soku kukusabela okunamandla kweekhemikhali phakathi kwe-silicon carbide abrasive kunye nentsimbi.
Ukongeza, ukuzinza kobushushu be-abrasive kufanele kuqwalaselwe xa kukhethwa i-abrasive. Xa kugaywa ezinye izinto ezilukhuni ukugaywa, ezinye iingozi zenzeka xa indawo yokugaywa inokubangela amaqondo obushushu aphezulu.