1. Pre-alloyed hmoov npaj: Ntsuas cov khoom ntawm cov khoom siv tsis zoo electrode thiab cov khoom siv electrode zoo raws li qhov hnyav feem pua, npaj cov khoom tsis zoo electrode thiab cov khoom siv electrode zoo raws li, siv cov txheej txheem siab-zog dispersion, rov qab ceev 80-150r / min, lub sij hawm dispersion 15-20h
2. Kev sib sau: txhua yam xovxwm sib sau, siab 150-450Mpa, sijhawm 15-20s
3. Pre-sintering: 1300-1500 ° * 3h nyob rau hauv ib tug txo qhov cua
4. Vertical melting: muab faib ua ob ntu, thawj ntu: 2000A * 20min, ntu thib ob: 2800-3300A * 450min
5. Rotary forging: kub 1300-1600 °, dhau compression tus nqi ntau dua 25%, ua qhov loj li ntawm 10% -20%
6. Kev tu: lye electrolysis tu, lye concentration: 15-20%, electrolysis voltage 30-100V, lub sij hawm 5s
7. Annealing: lub annealing kub ntawm cov tiav hlau yog 1200-1500 °, thiab lub sij hawm yog 30-60min
8. Kev ntim khoom tiav: lub tshuab nqus tsev ntim khoom
