Ibhola yokuphosa, ekwabizwa ngokuba yibhola yokusila, yenziwe ngentsimbi ekrwada, isinyithi esikrwada, nezinye izinto ezilahliweyo. Ezi zinto zikhankanyiweyo apha ngasentla zinyibilika kakhulu kwaye ziqhuba umsinga oqhubekayo emva kokuba zifudunyeziwe. Ngexesha lokunyibilikisa, inani elikhulu lezinto zesinyithi ezifana ne-vanadium, isinyithi kunye ne-manganese zongezwa kuqala kwigesi yeflue ukuze kufezekiswe isivuno esifunekayo nesimiselweyo. Ezi zinto zinokuthulula isinyithi esinyibilikisiweyo kakhulu kwimodeli yomgca wemveliso yesityalo sokwenza isinyithi.
Ibhola yentsimbi ephoswayo ingasetyenziswa kakhulu kwizicelo ezahlukeneyo, kubandakanya
Ifektri yesanti yesilika/Isityalo sesamente/Isityalo sekhemikhali/Isityalo samandla/Imigodi/Izikhululo zamandla
/Imizi-mveliso yeekhemikhali/Indawo yokusila/Indawo yokusila ibhola/Indawo yokusila amalahle
Iibhola zentsimbi ezifakwe kwi-chrome ziibhola zemidiya ezifakwe kwi-cast grinding eziqulethe ipesenti ethile ye-chromium, kwaye zahlulwe zibe ziibhola zentsimbi ezifakwe kwi-chromium ephezulu, iibhola zentsimbi ezifakwe kwi-chromium ephakathi kunye neebhola zentsimbi ezifakwe kwi-chromium ephantsi. Iibhola zentsimbi ezifakwe kwi-chromium zahlulwe zaba ziibhola zentsimbi ezifakwe kwi-Chromium ephezulu, iibhola zentsimbi ezifakwe kwi-Chromium ephakathi kunye neebhola zentsimbi ezifakwe kwi-Chromium ephantsi. Ngenxa yobunzima obuphezulu, ukuguguleka okuphantsi, kunye nokuqhekeka okuphantsi, iibhola zokugaya zentsimbi ezifakwe kwi-cast zisetyenziswa kakhulu kushishino lwesamente, kushishino lwemigodi, kushishino lwesinyithi, kushishino lokuvelisa umbane kunye nakushishino lokwakha.
1. Izinto ezisetyenzisiweyo zonke zineentsimbi ezilahliweyo, eziqulethe ubhedu, i-molybdenum, i-nickel kunye nezinye izinto zesinyithi ezixabisekileyo, ezinokuphucula ngempumelelo ulwakhiwo lwe-matrix yebhola yesinyithi.
2. Iimveliso zethu ziveliswa sisithando sombane esiphakathi nesinokuqinisekisa ngokufanelekileyo uzinzo lwento leyo. Iibhola azilula ukuzixobula nokuziguqula xa zisetyenziswa. Nokuba zinokuhlala zikhanya kwaye zingqukuva emva kwexesha elide zisebenza.
3. Umgca wemveliso yokucima ioyile ngokuzenzekelayo omkhulu ophucukileyo wamkelwe ukuze unyangwe ngobushushu, nto leyo eqinisekisa ubulukhuni obuhle kunye nokufana kweemveliso.
1. Iindlela ezintathu zokwenza ibhola yentsimbi
Kukho iintlobo ezintathu zeenkqubo zokwenziwa kweebhola zentsimbi: ukuphosa, ukubumba, kunye nokuqengqeleka.
(1) Ukubumba: Umgangatho weebhola zentsimbi ezibunjiweyo uxhomekeke kakhulu kumxholo we-chromium. Kwiminyaka yakutshanje, ukunyuka kwexabiso le-chromium, ukhuseleko lokusingqongileyo, kunye nezinye izinto zikhokelele ekonyukeni kwexabiso leebhola zentsimbi ezibunjiweyo.
(2) Ukubumba: Kusetyenziswa intsimbi ephezulu ye-manganese njengezinto eziluhlaza, iihammer zokubumba ezisebenzisa umoya kunye nee-ball molds zisetyenziselwa ukwenza iibhola zentsimbi. Iibhola zentsimbi ezibumbayo zinomdibaniso ofanelekileyo we-high-carbon, i-manganese, i-chromium, kunye nezinye izinto ze-alloy, kwaye zinokuqina okuqinileyo kunyango lobushushu bemveliso, umahluko omncinci kubunzima phakathi kwangaphakathi nangaphandle, kunye nomahluko kwixabiso lempembelelo, okwenza iibhola ezibumbayo zibe namandla kuneebhola ezibunjiweyo.
(3)Ukuqengqeleka: Kusetyenziswa imivalo yentsimbi ye-manganese ephezulu njengezinto ezikrwada, iibhola zentsimbi zenziwa ngesixhobo sokuqengqeleka esinomatshini wokuqengqeleka onee-spiral rollers.
| Into | Ulwakhiwo lweeKhemikhali (%) | |||||||||
| C | Si | Mn | Cr | P | S | Mo | Cu | Ni | ||
| I-chrome ephezulu iibhola zokubhola eziphosiweyo | I-ZQCr12 | 2.0-3.0 | 0.3-1.2 | 0.2-1.0 | 11-13 | ≤0.10 | ≤0.10 | 0-1.0 | 0-1.0 | 0-1.5 |
| I-ZQCr15 | 2.0-3.0 | 0.3-1.2 | 0.2-1.0 | 14-17 | ≤0.10 | ≤0.10 | 0-1.0 | 0-1.0 | 0-1.5 | |
| I-ZQCr20 | 2.0-2.8 | 0.3-1.0 | 0.2-1.0 | 18-22 | ≤0.10 | ≤0.08 | 0-2.0 | 0-1.0 | 0-1.5 | |
| I-ZQCr26 | 2.0-2.8 | 0.3-1.0 | 0.2-1.0 | 22-28 | ≤0.10 | ≤0.08 | 0-2.5 | 0-2.0 | 0-1.5 | |
| Ibhola yokugaya ye-chrome ephakathi | I-ZQCr7 | 2.0-3.2 | 0.3-1.5 | 0.2-1.0 | 6.0-10 | ≤0.10 | ≤0.08 | 0-1.0 | 0-0.8 | 0-1.5 |
| Iibhola zokugaya eziphantsi ze-chrome | I-ZQCr2 | 2.0-3.6 | 0.3-1.5 | 0.2-1.0 | 1.0-3.0 | ≤0.10 | ≤0.08 | 0-1.0 | 0-0.8 | |
Iiparamitha zokuphosa i-chromium ephezulu (Ipharamitha yeBhola ye-Chrome ephezulu)
| Ububanzi obuqhelekileyo | Ubunzima bebhola enye ngokomyinge (g) | Ubungakanani/ MT | Ubulukhuni bomphezulu(HRC) | Uvavanyo lwempembelelo yokunyamezela (Amaxesha) |
| φ15 | 13.8 | 72549 | >60 | >10000 |
| φ17 | 20.1 | 49838 | >10000 | |
| φ20 | 32.7 | 30607 | >10000 | |
| φ25 | 64 | 15671 | >10000 | |
| φ30 | 110 | 9069 | >10000 | |
| φ40 | 261 | 3826 | >10000 | |
| φ 50 | 510 | 1959 | >10000 | |
| φ60 | 882 | 1134 | >10000 | |
| φ70 | 1401 | 714 | >10000 | |
| φ80 | 2091 | 478 | >58 | >10000 |
| φ90 | 2977 | 336 | >10000 | |
| φ100 | 4084 | 245 | >8000 | |
| φ120 | 7057 | 142 | >8000 | |
| φ130 | 8740 | 115 | >8000 |
