Laum khoom yog tsim los ntawm ob ntu, lub cev thiab ntu. Cov khoom siv ntawm lub cev yog 40CR thiab cov khoom siv yog YG8C rau ntu. Cov txheej txheem saum npoo yog xuab zeb blasting. Muaj qee qhov zoo rau cov khoom no uas nws muaj hardness siab dua li kev ua lag luam ua tsaug rau kev kho quenching. Yog li peb cov khoom muaj txiaj ntsig thiab lub neej ntev.
Tam sim no peb tsim nyob rau hauv ib tug tag nrho automated txheej txheem, tsis xav tau polish los ntawm tes. Lub kaum sab xis ntawm incision 45 nrog zoo sharpness.
Qhov kom zoo dua rau peb cov txheej txheem ob chav dab dej yog lub zog kom lub cev tshem tawm qhov ua tau ntawm kev puas tsuaj.
6"-8" txoj kab uas hla tuaj yeem xyaum 30 qhov thaum 10"-12" xyaum 60-80 qhov.
