Ibice byububiko byububiko ni ijambo rusange ryuburyo butandukanye bugoye bwibice byubutaka.Bikore mu ifu yubutaka bwiza cyane, ibice byubutaka bikozwe no gukanda byumye cyangwa gukonjesha isostatike ikonje, hanyuma bigacumura munsi yubushyuhe bwinshi, hanyuma bigakorwa neza.Ikoreshwa cyane mubikoresho bya semiconductor, itumanaho rya optique, laser, ibikoresho byubuvuzi, peteroli, metallurgie, inganda za elegitoronike hamwe nibiranga nko kurwanya ubushyuhe bwinshi, kurwanya ruswa, kurwanya abrasion no kubika.