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B25 (kankare): halaye da kuma yin amfani da

Kankare nufin da tsofaffin kayan gini. A rami na zamanin d adam habitation wurare a duniya sun nuna cewa ta yin amfani da fara fiye da 6 shekara dubu da suka wuce. Kuma yanzu shi ne mai yiwuwa ya fi kowa daga cikin kayan gini. Bari mu bincika a cikin mafi daki-daki, daya daga cikin iri - B25-kankare.

A ingancin kankare

Babban daga cikin manyan Manuniya na ingancin kankare ne compressive ƙarfi. Wannan ma'anar da aji na kankare halaye nuna harafin "B" (Latin), da kuma lambobin m zuwa (a cikin kg square cm), da halatta load a kan shi. Saboda haka, Class B25 kankare iya tsayayya da wani kaya na 25 kg / sq. cm. kankare Tsarin wannan aji ciki har da coefficients ne iya withstanding a load 327 kg / sq. cm, wanda yayi dace da iri M350 ƙarfi.

Sannan ina

Wannan halayyar kayyade yi na kankare lokacin da aka yi amfani da. A daidai da Gost 7473-94, wannan halayyar da aka gano da wasika "P" da kuma lamba daga 1 zuwa 5, shi yayi dace da rigar kankare tare da taurin kasa da 4 da dakika da kuma rarraba ta ciwo ya kayar. A wannan ciwo ya kayar da shi ne (a santimita) 1-4, 5-9, 10-15, 16-20 da kuma a kan 21 kan sarki daga P1 zuwa P5, bi da bi.

fanni na aikace-aikace

Kankare B25 (M350 iri) ne Popular a 'yan shekarun nan, wanda aka sa ta tightening na bukatun ga ayyukan da kara iko a kan su kiyaye. Wannan shi ne dalilin da cewa alama ya fara zauna mafi girman matsayi statistics a kan tallace-tallace na kankare kayayyakin.

High ƙarfi halaye na samar da wani yawan ingancin ciminti a cikin abun da ke ciki kaya B25 (kankare). Saboda haka, wannan abu ne mafi m, a filin wasa na yi na Multi-storey gine-gine, domin yi na sosai jaddada karfafa kankare Tsarin (bim, slabs, ginshikan), lasafta ciki har da aiki a cikin matsananci halin wurare.

A abun da ke ciki-B25 kankare m qunshi, ban da kara dankon aminci, dutse tsakuwa ko dandaƙewa dutse, wanke kogin yashi. A kasuwa na kayan gini za a iya umurni da ceto a cikin mixers, kankare mixers a cikin nau'i na abin da ake kira shirye-mix kankare tare da P2-P4 motsi.

Kankare B25 (M350 Brand) ne halin high dabi'u na Manuniya na sanyi juriya da kuma ruwa juriya. Saboda haka, an yadu amfani ga Popular m tushe (na farantin, columnar, tari-rostverkovyh kuma tef), kazalika da kankare mataki. Daga da shi a cikin zaman kansa gidaje (da kuma a cikin masana'antu kansu) ne jefa tasa daruna, monolithic slabs da katangu. B25-kankare sosai m da resistant zuwa abrasion. Daga wannan lamba, musamman, sanya hanya Airfield faranti sarrafa a wuya matuƙa yanayin yanayi. A sayar yi shi ana amfani yadu ga manufar natsuwã ne da kuma kara da AMINCI gine-gine da sauran wurare.

Kankare B25: farashin

Wannan sa na kankare kudin karkashin halin yanzu yanayi bambanta daga kera a wani wajen fadi da kewayon. Yana dogara a kan dalilai kamar kusanci zuwa ga quarries, kafofin of albarkatun kasa da kuma mabukaci kaya, nasu sito, kai da cinikayya da kuma realizable tushe, a karshe, da suna na manufacturer na kayan gini kasuwar. The kudin kuma ya dogara da mataki na motsi na kankare: mafi girma shi ne, da mafi tsada abu. Price kuma dabam dangane da gyara na fillers. Yawanci kankare a kan tushen da tsakuwa ne mai rahusa fiye da kayan dogara ne a kan niƙa dutse. Wani mai rahusa abu daga sake yin fa'ida kufai a karkara, samu da nika kankare Tsarin. A kan talakawan, B25-kankare za a iya saya (ban da ceto) a farashin 3,000 zuwa 3.800 rubles. da m 3.

sa kanka

A lokuta inda bukatar kananan kundin B25, kankare za a iya sanya a kan nasu. A saboda wannan dalili ya zama dole to Mix da sumunti, yashi, kuma filler a cikin wadannan rabbai volumetric: ciminti M500 - 1: 1.9: 3.6. karfafa M400 - 1: 1.5: 3.1. Ruwa da aka kara a wani adadin ya samu da ake so rigidity. Wajibi ne a bi wasu sharudda:

  • Kawai yi amfani da tsabta kayan aikin da ruwa.
  • mafi amfani da wanke yashi, tsakuwa ko dandaƙewa dutse (lãka impurities rage ƙarfi daga cikin abu).
  • Kada ƙara ruwa bayan kneading bayani (a lokacin da kara karfin aka rasa articles).
  • cikin bayani ya kamata a yi amfani a cikin sa'a daya bayan shirye-shiryen.

A filler iya amfani da tsakuwa, crushed dutse dutse, farar ƙasa ko sakandare. Domin kankare iri M350 amfani fillers kamar kumbura lãka, slag da sauran porous dutse, cewa ba su samar da ake bukata ƙarfin abu.

Saboda haka, a wannan labarin, za mu dubi bayani game da wani kankare nau'in, mafi amfani ga tsarin sassa da kuma high ƙarfi ginin. Muna fatan cewa da bayanai a cikin wannan labarin zai zama da amfani a gare ka.

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