1. Ibisabwa kugirango imikorere yimikorere yibice byimodoka.
Ibice byinshi byimodoka bifata uburyo bwo gukora ibizunguruka, bifite ibyo bisabwa kugirango ibintu bishoboke, gukomera, kurwanya ruswa no gusudira.Mubisanzwe, ibyuma byimbaraga zikomeye hamwe nibyuma bya ultra-nziza byimbuto bifite urwego rwa 300-600MPa.
2. Ibisabwa kugirango imikorere yimikorere yibice byimodoka.
Ibice bya cab yimodoka ntibitsindagirizwa, kandi haremewe uburyo bwo kubumba, kandi ibikoresho birasabwa kugira imiterere, gukomera, kwaguka, kurwanya amenyo, kurwanya ruswa no gusudira.Mu gishushanyo mbonera cyibicuruzwa, amabati make ya karubone ikonje, ibyuma bya ultra-munsi-ya-karubone ikonjesha ibyuma, ibyuma bikonje-ibyuma bibiri-byuma bifite ibyuma biremereye cyane, impapuro zikonje zikonje zifite imbaraga nyinshi, ubukonje-bwinshi -urupapuro rwicyuma, kandi rwokeje Amabati yicyuma gikonje gikonje, ibyuma bya karuboni ntoya cyane, ibyuma byimbaraga bikonje bikonje, amabati akomeye ya fosifore arimo ibyuma bikonje bikonje, nubundi bwoko bwamabati nkayashizweho impapuro z'icyuma, impapuro zidoda zidoda hamwe nimpapuro za TRIP.
