Foda karafa fasaha ce da ke adana makamashi da kayan aiki.Babban abubuwan da ke cikin kayan aikin gida na ƙarfe na ƙarfe a cikin injin kwandishan sun haɗa da: shingen silinda, shugaban silinda na ƙasa, shugaban silinda na sama, da dai sauransu A cikin injin wanki, akwai: nau'ikan bearings iri-iri, kayan watsawa, kayan rana, masu rage gear duniya, da sauransu. ., wanda aka matse a cikin firiji.Injin ya ƙunshi: sandar haɗawa, fistan, farantin bawul, wurin zama na ƙasa, da dai sauransu. A cikin injin kwandishan, akwai galibi: kayan watsawa, nau'ikan bearings iri-iri da sauransu.
Masana'antar mu tana ba da kayan aikin OE don firiji na LG don injin murkushe kankara.
Don rage hayaniya, ana amfani da ƙusoshin foda mai ɗauke da mai a cikin injin wanki da injin fanfo na lantarki waɗanda suka shiga dubban gidaje, musamman ƙaramar ƙarar ƙarfe mai ɗauke da mai da za ta iya maye gurbin tagulla.Hayaniyar duka injin shine ~ 40dB.Foda karafa mai dauke da bearings Bearing.Saboda girman kai, ƙaramar hayaniya, ƙarancin farashi, kuma dacewa da samarwa jama'a, foda ƙarfe madaidaicin mai da ake ciki ana kuma amfani da shi sosai a cikin na'urorin gida na micro-motor kamar kyamarori da na'urar rikodin tef.