M'munda wa ntchito zamafakitale, granite imayamikiridwa kwambiri chifukwa cha kuuma kwake, kulimba, kukongola ndi zina. Komabe, pali zochitika zina pamsika zomwe zolowa m'malo mwa marble zimaperekedwa ngati granite. Pokhapokha podziwa njira zozindikiritsira kuti munthu angasankhe mwala wapamwamba kwambiri. Zotsatirazi ndi njira zozindikiritsira:
1. Yang'anani maonekedwe
Maonekedwe ndi mawonekedwe: Maonekedwe a granite nthawi zambiri amakhala ofanana komanso mawanga abwino, opangidwa ndi tinthu tating'ono tating'ono monga quartz, feldspar, ndi mica, zomwe zikuwonetsa zowoneka bwino za mica ndi makristalo onyezimira a quartz, ndikugawidwa kofanana. Maonekedwe a nsangalabwi nthawi zambiri amakhala osakhazikika, makamaka ngati mawonekedwe a ma flakes, mizere kapena mizere, yofanana ndi zojambula zapamalo. Ngati muwona mawonekedwe omwe ali ndi mizere yoonekera kapena mitundu yayikulu, ndiye kuti si granite. Kuonjezera apo, momwe ma mineral particles apamwamba kwambiri a granite amachitira bwino, amasonyeza kuti zimakhala zolimba komanso zolimba.
Mtundu: Mtundu wa granite makamaka umadalira kapangidwe kake ka mchere. Kukwera kwa quartz ndi feldspar kumapangitsa kuti mtundu wake ukhale wopepuka, monga mndandanda wamitundu yotuwa-yoyera. Pamene zili mu mchere wina ndi mkulu, imvi-yoyera kapena imvi mndandanda granites amapangidwa. Omwe ali ndi potaziyamu feldspar amatha kuwoneka ofiira. Mtundu wa marble umagwirizana ndi mchere womwe uli nawo. Zimawoneka zobiriwira kapena zabuluu pamene zili ndi mkuwa, ndi zofiira zofiira pamene zili ndi cobalt, ndi zina zotero. Mitundu imakhala yolemera komanso yosiyana. Ngati mtunduwo ndi wowala kwambiri komanso wosakhala wachirengedwe, ukhoza kukhala wonyenga m'malo mwa utoto.
Ii. Yesani zakuthupi
Kuuma: Granite ndi mwala wolimba wokhala ndi kuuma kwa Mohs kwa 6 mpaka 7. Pamwamba pake pakhoza kudulidwa mofatsa ndi msomali wachitsulo kapena fungulo. Granite yapamwamba sidzasiya zizindikiro, pamene marble ali ndi kuuma kwa Mohs kwa 3 mpaka 5 ndipo amatha kukanda. Ngati ndikosavuta kukhala ndi zokanda, ndiye kuti si granite.
Kuyamwa madzi: Dontho la madzi kumbuyo kwa mwala ndikuwona kuchuluka kwa mayamwidwe. Granite ili ndi mawonekedwe owundana komanso kuyamwa kwamadzi otsika. Madzi si ophweka kulowa ndipo amafalikira pang'onopang'ono pamwamba pake. Nsalu ya nsangalabwi imakhala ndi mphamvu yotha kuyamwa madzi kwambiri, ndipo madzi amatha kulowa mkati kapena kufalikira mwachangu. Ngati madontho amadzi amatha kapena kufalikira mofulumira, sangakhale granite.
Kugogoda phokoso: Gwirani mwala pang'onopang'ono ndi nyundo yaing'ono kapena chida chofananira. Granite yapamwamba imakhala ndi mawonekedwe owundana ndipo imapangitsa mawu omveka bwino komanso osangalatsa akamenyedwa. Ngati mkati mwake muli ming'alu kapena mawonekedwe ake ndi omasuka, phokosolo limakhala laphokoso. Phokoso la miyala ya nsangalabwi likukanthidwa silimamveka bwino.
Iii. Yang'anani khalidwe la processing
Ubwino wopera ndi kupukuta: Gwirani mwala poyang'ana kuwala kwa dzuwa kapena nyali ya fulorosenti ndikuyang'ana pamwamba pake. Pambuyo pa pamwamba pa miyala yamtengo wapatali ya granite ndi kupukuta ndi kupukutidwa, ngakhale kuti microstructure yake ndi yovuta komanso yosagwirizana pamene ikukulitsidwa ndi microscope yamphamvu kwambiri, iyenera kukhala yowala ngati galasi loyang'ana maso, ndi maenje abwino ndi osasinthasintha ndi mikwingwirima. Ngati pali mikwingwirima yodziwikiratu komanso yokhazikika, zikuwonetsa kusakonza bwino ndipo zitha kukhala zachinyengo kapena zotsika mtengo.
Kaya phula: Amalonda ena osakhulupirika amapaka phula pamwamba pa mwalawo kuti aphimbe zolakwika. Gwirani pamwamba pa mwala ndi dzanja lanu. Ngati ikumva mafuta, mwina yapakidwa phula. Mukhozanso kugwiritsa ntchito machesi woyatsa kuphika pamwamba pa mwala. Pamwamba pa mafuta a mwala wopaka phula adzakhala zoonekeratu.
Zinayi. Samalani ndi zina
Yang'anani chiphaso ndi gwero: Funsani wamalonda kuti akupatseni satifiketi yoyendera mwala ndikuwona ngati pali data yoyeserera monga zowonetsa ma radioactive. Pomvetsetsa gwero la mwala, khalidwe la granite lopangidwa ndi migodi yaikulu nthawi zonse ndilokhazikika.
Kulingalira pamitengo: Ngati mtengowo uli wotsikirapo kwambiri poyerekeza ndi momwe msika ulili wamba, samalani kuti ndi zabodza kapena zabodza. Ndipotu, mtengo wa migodi ndi kukonza granite wapamwamba kwambiri ulipo, ndipo mtengo wochepa kwambiri siwoyenera.
Nthawi yotumiza: Jun-17-2025