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Cement - ya ... The mejupụtara, àgwà, na ụdị na-ciment mmepụta

Mgbe niile na ndị mmadụ ka ha onwe ha mkpa e kwere nkwa ọlụlụ na-ewu kemgbe oge ụlọ oge a technical masterpiece. Iji ụlọ na ụlọ ndị ọzọ nọgidere siri ike, ọ ga-abụ a umi na agaghị ere ere constituent akụkụ iche iche.

Cement - a ihe onwunwe e ji mee ihe maka a ụyọkọ ụlọ ọcha. Ya iji bụ nnukwu na ụwa nke oge a. Ọ na-eji dị iche iche na ngalaba nke mmadụ ọrụ, ọ na-ekpebi akara aka nke niile ụlọ ọrụ.

The akụkọ ihe mere eme nke omume

Simenti ihe malitere ga-eji n'oge ochie. First ọ bụ raw ụrọ. Ruru ya ala nke inweta na ekesa ya etinyere n'ebe nile. Ma n'ihi ndị na-adịghị ike viscosity na nkwụsi ike nke ụrọ nyere ụzọ ikpo-emeso ihe.

Na Egypt àgwà mbụ e ji arụ ụlọ njikere. Nke a lime na plaster. Ha nwere ike ime ka obi na ikuku, ma si otú a na n'ọtụtụ ebe na. Ndị a ụlọ ihe izute chọrọ, bụghị ma malitere igodo. Ọ bịara dị mkpa a ọhụrụ àkù nke ga-emegide ihe mmiri.

Na XVIII narị afọ, ọ echepụta ihe onwunwe - romantsement. Ọ bụ a ngwaahịa na ike obi na mmiri na ikuku. Ma ụba mmepe nke ụlọ ọrụ na-achọ mma ihe na nkịtị Njirimara. Na XIX narị afọ ọ echepụta a ọhụrụ umi maka nkịtị. Ọ na-akpọ Portland ciment. Nke a ihe onwunwe a na-eji a ụbọchị. Na mmepe nke ndi mmadu na nragide amanye ọhụrụ chọrọ. N'ihi na onye ọ bụla ụlọ ọrụ na-eji ya onwe ika, nke nwere ihe dị mkpa Njirimara.

Ọdịdị

Cement - bụ isi akụrụngwa nke na-ewu ụlọ ọrụ. The isi mmiri na ọ bụ ụrọ na nkume nzu. Ha na-agwakọta ọnụ ma na-akwagide ikpo ọgwụgwọ. Mgbe ahụ dapụtara uka na-milled ka a ezi ntụ ntụ. Gray ezi ngwakọta - nke a bụ ciment. Mgbe weere mmiri, na ibu ga-emecha dị ka a nkume. The isi mma bụ ikike kwesie na ikuku na iguzogide mmiri.

Nkwadebe nke grout

Iji ewu uka dị mkpa àgwà nke ga-ebu dịkarịa ala 25% mmiri mmiri. Na-agbanwe agbanwe ruru ke ọ bụla direction arụpụta ala arụmọrụ Njirimara nke ngwọta nakwa dị ka mma. Ejichi mgbe 60 nkeji mgbe mgbakwunye na nke mmiri, na mgbe 12 awa, na ngwakọta na-efunari ya elasticity. All na-adabere na ikuku okpomọkụ. The elu ya bụ, ngwa ngwa ndị obi tara mmiri uka.

N'ihi na ihe ngwọta na-achọ ájá n'ime nke ciment na-kwukwara. Ihe ngwakọta bụ juputara mbuaha na wụsara mmiri. Dabere na ọrụ na-emepụta ihe ngwọta nwere ike ịbụ a ot ma ọ bụ baa ọgaranya. The mbụ mejupụtara otosịrị iru nke 1: 5, na nke abụọ - 1: 2.

Na ụdị na-ciment mmepụta

N'oge, ọ mere a otutu iche nragide. Onye ọ bụla ji ya nwere ogo ekweghị ekwe, nke na-owụt ke akara.

The isi ụdị bụ:

  • Portland ciment (lime). Ọ bụ nchoputa nile di iche iche. Ọ bụla ika na-eji ya dị ka a na ntọala. Ihe dị iche bụ na nke ukwu na mejupụtara nke nwekwara nke nweta na-achọsi ike Njirimara ciment. The powder onwe ya nwere a na agba ntụ-green agba. Mgbe na-agbakwụnye na mmiri mmiri na ọ siri ike na prochneet. Ọ bụghị na-eji ya onwe ya na-ewu, na bụ dị ka ihe ndabere maka ihe e kere eke nke ọtụtụ ndị mejupụtara ihe.
  • A plasticized mejupụtara ebelata-akwụ ụgwọ, nwere ike wepu na agagharị ngwọta na-eguzogide ọma oyi.
  • Slag simenti. Nke a bụ n'ihi nke ndinuak clinker, n'ume-ọkụ slag na-agbakwunye nọ n'ọrụ gị n'ụlọnga. Eji na-ewu maka mmepụta nke ngwọta na ihe.

  • Aluminous. Ọ nwere elu ọrụ ọnụego ọnọdụ (45 nkeji) na solidification (full emee n'ime 10 awa). Ọzọkwa pụrụ iche mma bụ ubara iguzogide mmiri.
  • Acid. Kpụrụ site agwakọta silica ájá na sodium silicofluoride. Soda na-agbakwunyere kwadebe a ngwọta waterglass. The uru nke ndị dị otú ahụ ciment - iguzogide asịd. Mwepu - a obere ndụ.
  • Agba. Kpụrụ site agwakọta Portland ciment na ink bekee. The pụrụ iche na agba na-eji maka ji achọ nzube.

Cement mmepụta emi esịnede anọ nkebi:

  • Mmịpụta nke ngwaọrụ na-abọ ya.
  • Firing na clinker mmepụta.
  • Egweri ka a ezi ntụ ntụ.
  • Mmako mkpa ọcha.

Ụzọ nke mmepụta nke cement

E nwere 3 ụzọ, nke na-adabere na akụrụngwa nkwadebe ka thermal ọgwụgwọ:

  • Wet. Na usoro a, niile nkebi nke ciment mmepụta chọrọ ukwu nke mmiri mmiri bụ ugbu. Ọ na-eji na ọnọdụ ebe ndị isi mmiri na-enweghị ike isonye na usoro enweghị ojiji nke mmiri. Ọ na-nzu na a elu mmiri ọdịnaya, plastic ụrọ ma ọ bụ nkume nzu.

  • Akọrọ. All cement n'ichepụta nzọụkwụ nwalere na ihe nwere a kacha nta mmiri buru ibu.
  • Jikọtara. Cement mmepụta agụnye ma mmiri na akọrọ ụzọ. Mbụ cement ngwakọta na-emepụta na mmiri, na mgbe ahụ, ọ nọ na-ẹdụk kacha pụrụ iche akụrụngwa.

ihe

Nke a ewu ihe owuwu, nke a kpụrụ site agwakọta a ciment, a dịanyā, na mmiri mmiri nwekwara mkpa. Na ọzọ okwu, ọ bụ a obi tara mmiri ngwakọta, nke na-agụnye anuahade nkume, ájá, mmiri na simenti. Concrete e ji ya mejupụtara nke ngwa agha na dịanyā nha.

nhazi ọkwa

Dabere na ihe ụdị nragide eji, ihe nwere ike ịbụ:

  • Cement. Kacha nkịtị ụdị ndị na-ewu. Na obi nke Portland ciment na-eji, nakwa dị ka ya dịgasị iche iche.
  • Gypsum. Ọ amụbawo ike. The nragide ihe ẹka gypsum.
  • Polymer. B dabeere polyester resin. Adabara ọrụ na kwụ na vetikal na-ebupụta. Ọ bụ ihe magburu onwe ihe ịchọ mma na landscaping.
  • Silicate. Binder ihe onwunwe bụ siliceous ihe onwunwe na wayo. Dị ka ya Njirimara yiri nnọọ ka simenti na-eji na mmepụta nke mesikwuru ihe owuwu.

Dabere na ngwa, ihe nwere ike ịbụ:

  • Nkịtị. Eji na ulo oru na obodo-ewu.
  • Special. M hụrụ ya ngwa na haịdrọlik akụkụ, nakwa dị ka ụzọ, egbochi ihe na ji achọ akwụkwọ.
  • Ihe pụrụ iche. Nke a ihe eguzogide chemical, kwes na ndị ọzọ kpọmkwem nchegbu.

The na-eri nke cement

Manufacturers-emepụta na ngwaahịa packaged site arọ. Ibu akpa ciment bụ 35, 42, 26, 50 n'arọ. Ọ bụ ihe kasị uru ịzụta ọhụrụ version. Ọ bụ ihe kasị mma n'ihi na download na-enye gị ohere iji zọpụta na nkwakọ. Dabere na isiokwu, nke ga-rụrụ rụziri mgbidi iji ciment, dị iche iche ụdị, na-enwe ya uru. Ọ bụrụ na ugwo-agụ ọ bụla akpa ciment. Ya price bụ ofu na ike ịdị iche dabere na-ere na-ekwu.

Tupu ị malite ịgụ ego na-akwụ ụgwọ, ị ga-ekpebi na onye ọzọ nuance. Mgbe ụfọdụ, ị pụrụ ịhụ mgbasa ozi, na nke ahụ kwuru kpọmkwem uru bụ n'okpuru ọkọlọtọ. Ị kwesịrị ị na-ada n'ihi na ọnyà a. N'ọnọdụ dị otú ahụ, ihe dị oké ọnụ cement diluted dị ọnụ ala karịa. Mmeri a ole na ole rubles, ị ida dị ka a ewu ihe owuwu.

Were a 50 pound nchupu ciment. Price ika M400D0 ga-220 rubles. ọzọ na-eri nwere ike ịdị iche iche, ma na nkezi ọ bụ:

  • M400D20 - 240 rubles.
  • M500D0 - 280 rubles.
  • M500D20 - 240 rubles.

Ọ bụrụ na ị chọrọ iji naanị a di na nwunye nke na akpa ciment, ha bụ ihe ndị kasị uru ịzụta na a local echere na ire-ewu ihe. Ma ọ bụrụ na ị chọrọ ọtụtụ buru ibu, biko kpọtụrụ mmepụta ihe.

oriri nke cement

Tupu arụ ọ bụla ọrụ owuwu e bụ ajụjụ banyere otú cement dị mkpa na ihe anọgidesi bụ na-a ngwọta. N'eziokwu, ike ga-nọgidere na-enwe na-adị karịa proportionality mmiri.

Mgbe na-akpata, na oké njọ-arụ ọrụ, na mix ciment na ájá "by anya" bụ adịghị anakwere. Ọ bụrụ na ị na-akwa ụta na cementitious ihe onwunwe, n'ihi na nnukwu quantities ọ ga-eri nnukwu ego.

Ya mere ole cement dị mkpa maka ịrụ ọrụ? Zaghachi enyemaka ụlọ ụkpụrụ (SNIP). Nke a na-niile adotara mmepụta nke ngwakọta. Ilekwasị anya na ika nke ndị mejupụtara na-ewere n'ime akaụntụ niile ihe, anyị nwere ike n'ụzọ doro anya mata cement oriri ọnụego kwa 1 cubic mita nke ngwọta.

The isi mma, nke na-adịghị n'ime akaụntụ ọtụtụ mmepe - bụ na simenti na-ekesa na voids n'etiti ahụ nke ájá. Cheta na ihe ndị mejupụtara nwere ọrụ. Na ogologo nchekwa na ụlọ 500 akara a ọnwa ole na ole ga-400. Ya mere, mgbe ịzụrụ i kwesịrị ịdị na-arịọ maka a akwụkwọ site na ụbọchị nke nke.

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