Answer
Kurasa kurasa bitera igisigara gisigaye cyo guhagarika umutima hejuru yisoko yumuraba, bikabuza gutangira no gukwirakwiza ibice byumunaniro. Kubera ko amasoko y'amazi yananiwe guhangayikishwa na fibre yo hanze mugihe cyo kunama, igipande gikomeretsa (mubisanzwe $ 0.005 $ - $ 0.010 $ santimetero zimbitse) bigomba kuneshwa nihungabana ryakoreshejwe mbere yuko igikoma gishobora gukura. Ibipimo byuburyo bisobanurwa na Almen Intensity (urugero, $ 0.006 $ - $ 0.008 $ A) na Coverage (byibuze 100%). Ku mpeshyi ya 17-7PH, kurasa birashobora kongera umunaniro kuva $ 80 $ ksi ukagera kuri $ 120 $ ksi. Nyamara, kumasoko yoroheje cyane ($ t <0.015 $ inches), kurasa bigomba kugenzurwa neza kugirango wirinde 'gukabya gukabije,' bishobora gutera kurwara cyangwa gutangiza mikorobe yo hejuru.
