Juji: iri, halaye, da ikon yinsa, da kuma sake dubawa

Juji jinsunan wanda aka bayyana a cikin mafi daki-daki a kasa, shi ne wani gini kayan sanya daga farko milling da m sieving kankara. Yana da wani ɓangare na kankare ga kafuwar, kuma da halaye sun fi mayar da sanin da ƙarfi daga cikin bayani. Saboda haka, kafin fara gina kamata hukunci da abin da irin tsakuwa da za a yi amfani da. Wannan Gaskiya ne, kafuwar kan wanda aiki na gidan ne manyan kaya. Kuma cewa shi ne ƙarfi daga cikin tushe na zama gine-gine ko gine-gine ga sauran dalilai zai dogara ne a kan karko na dukan tsarin.

rarrabuwa na kufai a karkara

Wannan abu ne classified da dama na asali halaye. Daga cikin su ya zama alama: wani irin dutse ƙarfi da sanyi juriya. A hawa domin ƙarfi juji wadannan jinsunan ya kamata a alama: slag, sakandare, kazalika da farar ƙasa da tsakuwa, na karshe a cikin jerin ne dutse. A mafi m ne kuma abin dogara ne da dutse, ya hidima a matsayin mafi kyau zaɓi don zuba kafuwar. Amma idan muka yi la'akari da biyu halaye: dace da kuma karko, an dauke su zama mafi kyau irin tsakuwa. Secondary chippings samu ta hanyar crushing sharar kankare da tubali fagen fama. Kafin yin amfani da wannan abu ya zama dole su kula da cire tsohon bawul.

Kufai a karkara, iri, amfani a yi abin da aka bayyana a kasa, na iya samun wani daban-daban ƙarfi. Dangane da wannan, da kayan da aka raba da iri. Ã'a rauni kufai a karkara ne daya da cewa tana nufin M200 iri, shi ya kamata ba a yi amfani da su samar da kankare Tsarin, wanda a aiki zai zama batun da muhimmanci lodi. Idan shi ne ductile kufai a karkara, to, shi ya ƙunshi karamin adadin low-karfin dutse hatsi, da adadin bai wuce kashi 5%.

Na bayar da muhimmanci domin gina a cikin matsananci yanayi ne da yawan hawan keke na daskarewa da kuma thawing, wanda za su iya sha kufai a karkara, ba tare da rasa su ingantattun halaye. Saboda haka, sanyi abu na iya shafar iri a cikin kewayon F15 zuwa F400. Mafi sau da yawa da magina kula da wadannan Figures, duk da haka, za a iya classified kufai a karkara da kuma wasu ancillary fasali, kamar matakin mannewa ko radioactivity.

Babban iri: dutse kufai a karkara

Kufai a karkara, jinsunan wanda aka bayyana a wannan labarin, na iya zama dutse. Yana wakiltar wani nonmetallic yi abu, wanda aka samu daga fā. Daskararre magma yana da wani nau'i na monolithic dutse, wanda ake cirewa tare da wani babba zurfin. A yi na kayan amfani na kasa nagartacce 8267-93. Idan kana sha'awar a cikin irin murƙushe dutse, ya kamata ka san cewa shi ne zuwa kashi kasarun adadi. Saboda haka, hatsi size daga cikin kayan iya zama daidai a mafi žarancin 0 zuwa 5 mm, da kuma iyakar - daga 150 zuwa 300 mm.

A mafi tartsatsi a tsakanin masu amfani dauke murƙushe dutse wanda sulusi da murabba'i dabam daga 5 zuwa 20 mm. Wannan abu da ake amfani a yi na kwalta da kankare. Dutse chippings amfani da lokacin shuts bayani ga kafa kankare Tsarin, Railway waƙoƙi, da kwanciya hanyoyi da kwasfansu, kazalika da pavements da dandamali.

Halaye da kuma ikon yinsa, daga amfani da tsakuwa kufai a karkara

Wannan irin kufai a karkara samar da wucewa ta hanyar sieve, kawar da quarry dutse ko dutse dutsen. A matsayin normative daftarin aiki amfani da samar da Gost 8267-93. Wannan irin tsakuwa a kan compressive ƙarfi daga dutse bada hanya. Daga cikin abũbuwan amfãni ya kamata a yi bai isa a kula radioactivity, kazalika da low cost. Idan akai la'akari da iri tsakuwa da crushed dutse, tsakuwa da ya kamata a sanya iri, tsakanin wanda shi ne ya kamata a lura murƙushe kufai a karkara da tsakuwa.

Origin aka samar da sarrafa dutse, yayin da na biyu wakiltar pebbles na kogin da marine asalin. Tsakuwa tsakuwa ake amfani da matsayin filler a cikin samuwar kayayyakin, kazalika da karfafa kankare Tsarin. Ana amfani da injiniya, a cikin rufi aiwatar yin yawo en, kazalika da na'ura da kuma tushe shafukan.

Reviews na farar ƙasa kufai a karkara

Ganin jinsunan da aikace-aikace tsakuwa, farar ƙasa masu amfani da ware jinsunan wanda yake shi ne abu samu ta hanyar sarrafa fasahar sedimentary dutse. A farar ƙasa amfani da matsayin albarkatun kasa, wanda ya ƙunshi alli carbonate, kuma yana da low cost. Manyan jinsunan, kamar yadda ya nanata ta saye, su ne kayan da sulusi da murabba'i ne a cikin kewayon daga 20 zuwa 40 mm da kuma daga 40 zuwa 70 mm. Kamar yadda wani tsaka-tsaki darajar ne mai iyaka na 5 zuwa 20 mm.

A cewar masu amfani, farar ƙasa chippings amfani a cikin gilashin da bugu masana'antu. Ya aka rayayye yi amfani da sarrafa na kananan-yanki kankare kayayyakin, a kan aiwatar da aikin gina hanya, da farfajiya wadda za ta yi girma zirga-zirga kaya a lokacin aiki.

Secondary kufai a karkara: da cewa wajibi ne a san shi

Wannan abu da aka samar bisa ga fasahar sarrafa yi sharar gida, wato, kwalta, kankare da tubalin. A kayan za bi da Gost 25137-82. Yana amfani da wannan fasaha a matsayin a yi na sauran iri tarkace. A low farashin abubuwa a matsayin na farko da. Bisa ga halaye na karko da kuma sanyi juriya na wannan abu ne na baya halitta iri na juji. Ana amfani da a cikin hanyar kansu, kamar tara ga kankare, kazalika da tabbatarwa daga rauni kasa.

Abin da ya kamata ka sani game da screenings juji

Dandaƙewa, iri da kuma halaye na wanda aka bayyana a cikin labarin da'awa a yi a matsayin sifting na kayan. Shi ne mai zuwa-samfurin. Murƙushe dutse yana da wani sulusi da murabba'i a cikin kewayon 5 zuwa 70 mm da kuma sama. Idan kankara ne hatsi sulusi da murabba'i na zuwa 5 mm, to, suna da kariya.

Dangane da albarkatun kasa wajibi ne a rarrabe uku main iri:

• dutse.
• farar ƙasa.
• tsakuwa.

Bugu da kari a wadannan iri, kwanan samar sakandare marmashi, wanda shi ne mai sharar gida samfurin, wanda aka yi amfani karye kufai a karkara da kuma kankare kayayyakin unusable. Wannan irin tsakuwa ne mafi arha, kuma ake amfani da su samar da babba Layer tituna a hunturu.

Species halaye kufai a karkara dropout

The main iri tsakuwa screenings da aka gabatar a sama, amma idan kana so ka saya wannan abu, ya kamata ka zama mafi saba da na asali halaye na kayan. Idan ya zo ga dutse kufai a karkara lamba M1200, ta girma yawa ne 1,32-1,34 t / m ^3. A koyaushe size a millimeters bugawa a daga 0.1 zuwa 5 mm. Impurities ƙunshi ba fiye da 0.4%.

Sifting tsakuwa ballast hatimi wanda dabam daga 800 zuwa 1000, yana mai girma yawa na 1.4 t / m ^3. A size aka gyara dabam daga 0,16 zuwa 2.5 mm. Farar ƙasa nunawa kufai a karkara iya samun iri ƙarfi daga 400 zuwa 800. A girma yawa na 1.3 t / m ^3, yayin da hatsi size dabam daga 2 zuwa 5 mm.

A kadan more game da screenings

Dandaƙewa, da iri da kuma halaye na waxanda suke da ban sha'awa to yawa magina, gabatar sayarwa a cikin nau'i na drop-sabani. Vata, kawar da wasu halaye da kuma ikon yinsa, daga amfani kama da cewa ya bayyana recyclables. Duk da haka, ku tuna cewa wadannan kayan su kaucewa daban-daban, da kuma bambancin da ke tsakanin su ya ta'allaka ne da cewa yashi sifting yana da mafi waje inclusions. Ya hada iya zama ya fi girma duwatsu har zuwa 100 mm da sosai lafiya yashi, wanda ya takaita yin amfani da wannan kayan.

Bigiren kufai a karkara dropout

Amfani da crushing screenings bambanta. Suna kunshe a cikin aikin gona, gine-gine, bugu da ennobling homestead yankunan. Kazalika da tsakuwa, dutse screenings da ake amfani da kayan ado, saboda simintin curbs da fale-falen, kamar haka daga abokin ciniki feedback. Ba tare da asarar quality, yana yiwuwa a maye gurbin tsakuwa a kankare, rage kudin kaya. A albarkatun kasa na sake amfani da farar ƙasa da aka yi amfani da matsayin filler a ciminti-tushen mafita cewa zo a cikin aiki a lokacin da bango rufe.

ƙarshe

Kufai a karkara, jinsunan wanda ya kamata a sanar da mai gini, da sayen samfur, yana iya samun wani irin drop-sabani. Domin dalilin cewa yana da wani undesired abu, da kudin ne musamman low. Alal misali, farashin tsakuwa nunawa da yawa kasa ta 60% idan aka kwatanta da darajar juji.