Isihlabathi se-corundum esimhlophe, i-white corundum powder, i-brown corundum kanye nezinye izinto ezi-abrasives ziyizinto ezivamile zoku-abrasives, ikakhulukazi i-white corundum powder, okuyisinqumo sokuqala sokupholisha nokugaya. Inezici zekristalu eyodwa, ubulukhuni obuphezulu, ukuzilola okuhle, kanye nokusebenza kokugaya nokupholisha. Izinzuzo ezifana nokuphakama ziye zasetshenziswa futhi zakhuthazwa ezimbonini ezahlukene. Ngakho-ke, ungakhetha kanjani lapho upholisha?
Ukukhetha okunolaka
I-Abrasive umzimba oyinhloko odlala indima yokusika enkambisweni yokugaya. Inesibopho ngqo somsebenzi wokusika futhi iyisici esiyisisekelo sesondo lokugaya ukuze likhiqize umphumela wokugaya. I-abrasive kumele ibe yi-corundum ensundu ekhiqizwa yi-Xinli engagugi. Imikhiqizo yayo inobulukhuni obuphezulu, ukumelana nokushisa, ukuqina kokushisa kanye nokuqina kwamakhemikhali, futhi kufanele futhi ibe nokuqina okuthile ukuze ikwazi ukumelana namandla athile okugaya.
Isimiso sokukhetha esinolaka
Uma ugaya izinto ezinamandla aphezulu okudonseka, sebenzisa ama-corundum abrasives anokuqina okuphezulu. Izinto zokugaya ezinamandla amancane okudonseka ukuze ukhethe ama-abrasives e-silicon carbide abuthakathaka.
Ngaphezu kokucabangela amandla okuthamba kwezinto zokusebenza, ubulukhuni bezinto zokusebenza buyisisekelo sokukhetha esiyinhloko lapho kukhethwa izinto zokubhula. Ngokuvamile, ubulukhuni bezinto zokubhula kufanele bube ngaphezu kuka-2-4 kunobulukhuni bezinto zokusebenza. Ngaphandle kwalokho, izinhlamvu zokubhula ezinobulukhuni obuphansi zizosuswa ngokushesha ngesikhathi sokusika ngesivinini esikhulu futhi zilahlekelwe ikhono lokusika, okuzokwenza ukuqina kwesondo kube phansi kakhulu futhi kuthinte ukusebenza kahle kokusika, kanye nekhwalithi yokucubungula ayikwazi ukuqinisekiswa. Ngakho-ke, lapho ubulukhuni bezinto zokusebenza buphakeme, ubulukhuni bezinto zokubhula kufanele bube phezulu.
Ukukhethwa kwezakhiwo ezirhabaxa
Kufanele futhi kucatshangelwe ukusabela kwamakhemikhali okungenzeka ohlelweni lwenqubo yokugaya. Endaweni yokuxhumana yokugaya, izinto zokubhula, izihlanganisi, izinto zokusebenza, uketshezi lokugaya nomoya zivame ukusabela kwamakhemikhali okuzenzakalelayo ngaphansi kwesenzo sokuvuselela sokushisa kokugaya namandla okugaya. Uma kusetshenziswa insimbi, ukuguguleka kokubhula kuyashesha kunokwe-corundum abrasive lapho kugaywa insimbi. Isizathu esiyinhloko salokhu ukusabela kwamakhemikhali okunamandla phakathi kwe-silicon carbide abrasive kanye nensimbi.
Ngaphezu kwalokho, ukuzinza kokushisa kwe-abrasive kufanele kucatshangelwe lapho kukhethwa i-abrasive. Uma ugaya ezinye izinto ezilukhuni ukugaya, ezinye izingozi zenzeka lapho indawo yokugaya ithambekele ekukhiqizeni amazinga okushisa aphezulu.