1, idashira, irinda kwangirika, imikorere myiza mu bwubatsi, ifata neza cyane ku muhanda wa sima, umuhanda wa kaburimbo, inzira z'amagare, n'ibindi;
2, kuma vuba, kubaka byoroshye, nta gushonga no gushyushya mu gihe cyo kubaka;
3, idapfa amazi kandi irinda ubushyuhe,ikoreshwa cyane;
4, ishingiye ku mazi, ntigira uburozi kandi ntigira umujinya, ifite umutekano mwinshi, ntishobora gushya, ntishobora guturika;
5, nta mapine, nta kuva amaraso, kuma vuba,kugabanya igihe imihanda ifunze.
| Ibintu | Impamyabushobozi | |
| Imiterere y'ikintu kiri mu gikoresho | Nta gukaranga, imiterere imwe nyuma yo kuvanga | |
| Filime | Ibara ry'agapira koroshye | |
| Ibikubiye mu bintu bidahinduka, % ≥ | 60 | |
| Ubucucike | 1.35kg/L | |
| Ubugari bwa firime yumye, um | 50 | |
| Igipimo cy'ifishi itose % (300μm) ≥ | umuzungu | 95 |
| Umuhondo | 80 | |
| Gufata (uburyo bwo gushushanya uruziga), amanota, ≤ | 5 | |
| Igihe cyo kumanura amapine adafunguye, nibura, ≤ | 20 | |
| Uburemere bwa KU | 80~120KU | |
| Ubudahangarwa bwo kwangirika (200 rpm / 1000 g kugabanya ibiro mg), ≤ | 40 | |
Ishingiro rya beto rigomba kuba rirenze iry’umwimerere nyuma y’iminsi 28, ubushuhe buri munsi ya 8%, ubutaka bishaje kugira ngo bukureho burundu amavuta, umwanda n’ibisigazwa, bukomeze gusukurwa kandi bwumye kandi ubutaka bumaze gufatirwa neza (gupima putty cyangwa resin mortar)
Gutunganya ubuso: Aho inzira inyura hagomba kuba hasukuye kandi humutse nta bice by'imbere, amavuta n'ibindi bihumanya.
Ubushyuhe n'ubushuhe bw'inyubako: ubushyuhe bw'ikirere buri hejuru ya 8 °C, ubushyuhe buri munsi ya 85%.
Uburyo bwo kubaka: nta gusukura umwuka, koza, gusiga irangi ku mapine.
Isuku: Amazi meza.
Ibyifuzo byo kubaka:
1. Kosora ubugari n'intera y'umurongo uri ku muhanda ukoresheje agapfukamunwa cyangwa kaseti;
2, shyira irangi ku irangi riri hagati y'urupapuro cyangwa kaseti byakozweho;
3, nyuma yo kurangiza gushushanya, n'ibindi, nyuma yo kuma irangi ryumye, kuraho impapuro cyangwa kaseti bifite imiterere.
Ibicuruzwa bigomba kubikwa mu gikoresho gifunze kugira ngo hirindwe ubushyuhe bwinshi, izuba ryinshi ndetse n'ubukonje. Igihe cyo kubikwa no kubikwa ni amezi 5 kuri 5–35 °C. Ni byiza ko ubushyuhe busanzwe bwo kubikwa buba hagati ya 10–40 °C.