Tun zamanin da mutane da amfani da farar ƙasa ga yi. Bugu da ƙari, wannan shi ne wani sedimentary dutse ne sosai daban-daban daga softness na dutse da sauran duwatsu. A lemun tsami tsakuwa guda sanya daga m halitta kayan, wanda ya kunshi yafi na alli carbonate (calcite).
Janar bayani game da gina kayan
Farar ƙasa ne mined kusan ko'ina a tsakiyar Rasha, domin shi ne fairly yadu rarraba, sauki aiwatar da yana da kyau kwarai da kuma sinadaran jiki Properties. Wannan shi ne dalilin da ya sa aka yi amfani da haka yadu a cikin shiri, bayan kawai yashi da tsakuwa kayan. Lemun tsami kufai a karkara iya zama daban-daban tabarau. Its launi dogara a kan wani iri-iri na inclusions da impurities. Mafi sau da yawa, wannan abu yana da wani whitish, launin ruwan kasa ko launin toka. A wasu yankuna shi ne ake kira dolomite juji. Its girma yawa ne 2.2-2.7. Lemun tsami tsakuwa an samu ta crushing wani halitta ma'adinai. Daga baya, ya gudanar da wani musamman sinadaran magani. Daga cikin wasu iri tsakuwa mafi arha.
Lemun tsami kufai a karkara: da amfani a cikin kasa tattalin arzikin
Tun da yake wannan abu ne m dutse, karshe samfurin samu daga gare ila yau yana da low ƙarfi. Sau da yawa sosai farar ƙasa tsakuwa amfani ga hanya ayyukansu. Kada mu manta cewa shi ne fairly sauki Heart, wanda muhimmanci rage sabis rai na matafiya. Wannan shi ne dalilin da ya sa ba za su iya kawai yayyafa hanya tare da kadan zirga-zirga load.
Kwanan nan, wannan gini abu ne} ara yin amfani da samar da daban-daban tubalan na kankare kuma kankare kayayyakin. Sau da yawa da shi da ake amfani da gyara shimfidar wuri. Saboda farar ƙasa kufai a karkara yana da wani low bango radiation, mutane da yawa fi son hada shi da sauran iri murƙushe dutse da kankare. Wannan cakuda kayan ne cikakke ga Popular farfajiya da driveways. The rare yana da masu kananan mãkirci. Saboda da inji Properties da kuma low cost, shi iya rage kudin da kammala aikin.
Wannan tsakuwa za a iya amfani da Manufacturing gini lemun tsami, soda, alli carbide, takin, fluxes for karfe samar. Ana amfani da a matsayin filler a daban-daban kasuwanci garwayayye a bugu da gilashin masana'antu. Daga shi nuna wani juyi domin samar da Portland sumunti.
A kudin kayan gini
Ingancin wannan gini abu daidai a Gost. Murƙushe farar ƙasa kasarun adadi 40h70 lamba 400 ne 401 rubles. / T. Idan muka magana game madadin 20x40, da kudin - 436 rubles / t. kuma 5x20 -. 531 rubles / t (ciki har da VAT). Mafi yawa daga cikin kamfanonin da cewa samar da ginin abu, samar da farar ƙasa kufai a karkara iri 600. Retail farashin a cikin daban-daban kasarun adadi dabam kawai dan kadan. Saboda haka, a Moscow (Moscow) kufai a karkara 40h70, 20x40 daraja 850 rubles / cubic mita, da karami 5x20 - .. 870 rubles / cubic mita .. (Da VAT). A ingancin ginin abu dole ne bi da bukatun GOST8267-93.