Fasaha mai sauƙi na sarrafawa na bearings shine narke-simintin gyare-gyare-gyare-gyare-gyare-gyare-gyare-gyare-gyare-gyare-gyare-gyare-gyare-gyare-gyare. Taurin aikin bayan quenching da zafin jiki gabaɗaya yana sama da HRC45. Don sassan ƙarfe mai ƙarfi mai ƙarfi, kayan aikin yankan gargajiya (kayan aikin yankan carbide da kayan yankan yumbu) ba za su iya ƙara cika buƙatun sarrafawa ba. Ayyukan kayan aikin carbide da aka yi da siminti ba za a bayyana dalla-dalla a nan ba. A halin yanzu, kayan aikin kayan aikin da suka dace don sarrafa sassan ƙarfe mai ƙarfi na carbide sun haɗa da kayan aikin yumbu da kayan aikin boron nitride mai siffar sukari. Kayan aikin yumbu an san su da ƙarfi kuma ba za a iya jujjuya su da manyan tazara ba. Ba a yarda yankan lokaci-lokaci ba. Idan nakasar aikin aikin bayan maganin zafi yana da ƙananan, saman yana da santsi, kuma gefen yana da ƙananan, ya dace don zaɓar kayan aikin yumbu.

Dangane da daban-daban workpieces, taurin, da izini, zaɓi in mun gwada da dace carbide kayan aiki maki da yankan sigogi. Shirin shine kamar haka:

(1) Kyakkyawan juzu'i mai ɗaukar hoto mai ɗaukar hoto, titin tseren carbide, ƙarshen fuska, taurin HRC47-55, izini

Tasirin sarrafawa: Rayuwar kayan aiki na simintin carbide shine sau 7 na kayan aikin yumbu, kuma ana sarrafa ƙarancin ƙasa tsakanin Ra0.6-1.0.

(2) Ƙarshen juyawa zuwa kisa mai ɗaukar carbide waje da'irar, ƙarshen fuska, taurin HRC47-55, taurin tashar HRC55-62; tsawo ≥ 2mm

Tasirin sarrafawa: Kayan aiki na Carbide yana da tsawon rayuwar kayan aiki kuma yana iya maye gurbin m niƙa, kuma ƙarancin ƙasa ya kai Ra0.4.

(3) Kyakkyawan juzu'i na ƙarfe na ƙarfe na waje da rami na ciki, taurin HRC62:

Tasirin sarrafawa: Idan aka kwatanta da kayan aikin yankan waje, yana da tsawon rayuwar sabis kuma ƙarancin saman yana cikin Ra0.8.