Uduce duto twometseho umwuka dukorwamo ubwoko bushya bw'ibikoresho byo gufunga ibintu bidashingiye ku binyabuzima binyuze mu guhitamo ibikoresho bimwe by'ifu, hongerwamo utwuma duto, hakurikijwe icyifuzo cy'ibikoresho by'ubwubatsi. Hari ibyiciro bine nk'ibi bikurikira NT-1300, NT-1400, NT-1500, NT-1600, buri gikoresho kigabanyijemo uburemere bworoheje n'uburemere bunini, dushobora guhitamo utwuma duto twometseho umwuka bitewe n'ubusabe butandukanye bw'ibikoresho by'ubwubatsi.
Firclay mortilage ni inyubako ikomeye ya monolithic, ikaba ari inyubako ikenewe ya monolithic refractory kugira ngo irwanye isuri y’ubushyuhe bwinshi no guhindura itandukaniro ry’imiterere n’ingano by’amatafari, kandi ishobora no kuringaniza kwaguka hagati y’amatafari. Bityo, koresha gusa mortilage nziza ishobora kongera igihe cyo gukora amatanura n’amatanura.
Ibumba rikoresha ibumba rikomeye nk'ishingiro, kandi rihuzwa n'ibumba ryoroshye cyangwa imiti ifatanya. Ingano y'uduce tw'ifu igenwa hakurikijwe ibisabwa. Ingano y'uduce tw'ibumba rikoresha umuriro muri rusange ni munsi ya mm 1, kandi bimwe biri munsi ya mm 0.5 cyangwa munsi yayo. Ingano y'ibinyampeke ishingiye ku bwenge ihamya umutungo w'ubwubatsi, kimwe n'ibikoresho bifatanya n'ibivangwa. Ibumba rikoresha umwuka rikoreshwa cyane cyane mu guhuza no gusana icyuma cyubatswe n'amatafari y'ibumba rikoresha umuriro mu itanura rishyushye, ifuru rishyushye, ifuru ya coke, ifuru yo mu mwobo, imashini ihindura ubushyuhe n'icyuma gishyushya.
| Ibisobanuro | RS-1300 | RS-1400 | RS-1500 | RS-1600 | |
| Ubushyuhe bwo gushyira mu byiciro (℃) | 1300 | 1400 | 1500 | 1600 | |
| Ubushyuhe bwo koroshya (℃) | 1320 | 1410 | 1550 | 1600 | |
| Leta | Komeka | Komeka | Komeka | Komeka | |
| Imiterere y'ibinyabutabire (%) | AI2O3 | 40 | 53 | 60 | 78 |
| Fe2O3 | 1.2 | 1.0 | 0.9 | 0.7 | |
| Igitabaza cy'umuriro gihuye | B1, B2, B5, NT-23 | B6,C2,NT-26 | NT-28, NT-30 | NT-32 | |
Uduce duto dukoreshwa cyane cyane mu ifuru ya coke, ifuru y'ibirahure, ifuru ishyushye ikoreshwa mu ifuru n'izindi furu zo mu nganda. Kandi uduce duto dukoreshwa mu ifuru ishyushye ikoreshwa mu nganda z'ibyuma, ibikoresho by'ubwubatsi, imashini, ubwubatsi bwa peteroli, ibirahure, icyuma gishyushya, ingufu z'amashanyarazi, ibyuma n'ibyuma, sima n'ibindi. Nanone kandi, uduce duto dukoreshwa mu guhuza no gusana icyuma gishyushya ifuru yubakishijwe amatafari y'umuriro mu ifuru ishyushye ikoreshwa mu ifuru, ifuru ishyushye ikoreshwa mu ifuru, ifuru ishyushye ikoreshwa mu ifuru, imashini ihindura ubushyuhe n'ifuru.
Uruganda rukora ibumba rito rya RS nk'uruganda rw'inzobere mu gukora ibumba rito mu Bushinwa, rufite inyungu nyinshi ku isoko. Kandi nk'uruganda rw'inzobere mu gucuruza ibumba rito mu Bushinwa rushobora gutanga ibumba rito ry'inzoga nziza kandi rihendutse. Ikoranabuhanga rigezweho mu gukora n'ibikoresho byo mu nganda bitanga ishingiro ry'ibumba ryacu ryiza. Niba ukeneye ibumba rito cyangwa ufite ibibazo ku ibumba rito rito ku bipimo by'umubiri n'imiti, twandikire ku buntu, tuzaguha sima nziza cyane ikoreshwa mu gutwika ubushyuhe bwinshi.