Firebrick: àgwà, size, umu. Fireclay refractory brick maka ọkụ

Construction nke mpio anwụrụ ọkụ, ulo oru ite-ọku uku, fireplaces na ndị ọzọ na masonry owuwu na-arụ ọrụ n'okpuru okpomọkụ, etịbe iji pụrụ iche ihe. The ojiji nke ndị dị otú ahụ owuwu na a ot seramiiki ma ọ bụ siliceous nkume bụ adịghị anakwere n'ihi na e nwere ohere nke mgbaji ọkpụkpụ. Ọkachamara eji refractory brick, masonry nke pụtara iji otu thermostable ngwọta. Okpomọkụ na-eguzogide nke ihe a na-enweta site na amịkpọ na ojiji nke kpọmkwem mmiri ke imewe nke nkume.

e ji mara

Refractory brick nwere pụrụ iche e ji mara ot wuru nkume seramiiki ma ọ bụ silicate. A ọtụtụ ndị mejupụtara ihe akụkụ sikwa ọcha ụrọ, na site na-adịghị adabere na Njirimara na di iche iche nke brik. Otú ọ dị, ha niile nwere otu Atiya - Refractories, ie ike idowe ha na mbụ e ji mara mgbe ọ gụrụ okpomọkụ na gafere 1580 degrees.

Tee ha tumadi na ndị ụlọ ọrụ, ya mere mmepụta nke Refractories elu chọrọ. N'ihi na ọ bụla odida na ime nke ndị dị otú ahụ ihe bụ fraught na nnukwu losses, ma ọ bụghị naanị oge, ma ego. Ndị isi ihe - ha na-enye nchebe. Refractory brick-egbochi ihe onwunwe bụ ọkụ.

General e ji mara nke ọkụ na-eguzogide aka wuru nkume:

• Low thermal conductivity - ike idowe okpomọkụ n'ime thermal nkeji.
• Okpomọkụ na-eguzogide - brick ike njigide mgbe ọ gụrụ okpomọkụ na ngafe nke 1580 degrees.
• The thermal inertia - ike nke refractory ihe ajụkwa nwayọọ nwayọọ na heats ngwa ngwa.
• Okpomọkụ ikike - e ji mara na-enye okpomọkụ Mee brik maka inwekwu alaghachi.
• Chemical iguzogide ọkụ gas, slag na metal.
• The mgbe niile nke olu, i.e. ndị e ji mara refractory nkume ma ọ bụ na-enye ịrị elu shrinkage na nso nke 0,5% na 1%.

ngwa

Refractory brick, nke e ji mara nke dị iche na-emebu masonry ihe hụrụ ya ngwa na-ewu nke kwes nkeji. Na Metallurgical ọrụ maka agbaze ígwè, nickel, ọla kọpa, na-achọ a okpomọkụ n'elu 1500 degrees, Otú ọ dị ndị dị otú ahụ a oku agbakọta mmepụta nanị nke dolomite, nke silica, hromomagnezitovogo brick. Silica nkume arches na-eji lining ite-ọku uku na-arụ ọrụ na acidic bekee. Ọ na-amụba, ma magnesite refractory abịakọrọ, otú ahụ njiko na nke ikpeazụ nwere ike daa. Nke ahụ bụ, ọ bụla ụdị brick na Atiya nwere dị iche iche Njirimara na ojiji.

The na-abụghị Metallurgical ụlọ ọrụ refractory nkume eji maka masonry chemical mmepụta akụrụngwa, na ịba uru boilers, kilns Coke; nkeji nke iko ụlọ mmepụta ihe.

ụdị

Refractory brick bụ na anọ nsụgharị. Carbon ụdị arụpụtara si coal tar na mgbakwunye na nke Coke / Anthracite ntụ ntụ. Ndị dị otú ahụ a okpomọkụ na-eguzogide ihe onwunwe na shlakoustoychivy. A, owuwu eji na gbawara furnaces. Otú ọ dị, ọzọ oyi akwa nke refractory ngwaahịa tọrọ n'ihi na ya nchebe. Silica (quartz) na-emepụta si a quartz nkume ntụ ntụ na mmiri ara ehi nke wayo. Refractoriness dị otú ahụ ihe onwunwe na 1730 degrees, na-eji maka masonry brick akụrụngwa na kọntaktị na acidic gburugburu.

Magnesite, chromite, Chrome-magnesite brick ka nke butere mineral. E nwekwara sịlịkọn carbide na graphite ngwaahịa. Fire na-eguzogide ndị dị otú ụdị - site na 1500 ruo 2000 degrees.

Site aluminous ụdị-agụnye a na-ewu ewu ihe onwunwe na ndị ụlọ ọrụ - Fireclay refractory brik. Ọ mejupụtara karịa 30% nke aluminum oxide (alumina) na chọrọ ọnụnọ nke pụrụ iche ụrọ eguzogide okpomọkụ. Fire eguzogide - ruo 1400 degrees.

Nhazi ọkwa chemical Njirimara

Dabere na ndị mejupụtara nke isi mmiri nke wuru nkume nwere ike kere n'ime 3 iche iche: na-anọpụ iche, isi na acidic.

Na acidic otu nkume ihe ndị Silica na kvartseglinyasty brick. Ha na-enweghị ajọ mbunobi na onwe ya emekọ acidic gburugburu.

Na ihe alkaline gburugburu ebe obibi seamlessly kpọtụụrụ isi Refractories si dolomite, magnesite, hromomagnezita. ha na-eji a ibikwasị nke kwes nkeji, na-achọ ya na-arụ ọrụ a nkọ mgbanwe okpomọkụ.

K a na-anọpụ iche otu nke chemical ndakọrịta akọ brick, fireclay refractory, carbon na graphite nkume ihe onwunwe. Ha na-eguzogide ọgwụ na alkaline, na acidic ọnọdụ.

ngwaahịa akụkụ

Ikpokọta nile di iche iche nke refractory brik n'okpuru otu eluigwe na ala size agaghị ekwe omume. Onye ọ bụla ngwaahịa ụdị nwere ya GOST chọrọ maka iwuli ihe onwunwe nke na-emepụta na ebe bụ isi kwa. Plus, na nke nke refractory brik adabere na ụdị, nke ọ bụghị mgbe niile akụkụ anọ. Nke a na-ejikọta ya na a mgbagwoju n'onwe kwes unit, ka a na ọnụnọ nke arches, Vaults.

Ka ihe atụ, akụkụ nke akụkụ anọ otu ngwaahịa na-amalite 230h65h65 mm na ọgwụgwụ parameters na 345h150h75 mm. All akụkụ bụ akụkụ anọ, nkpirikpi ekara, nghọta na ndị ọzọ na refractory ngwaahịa nwere ike ike dị na GOST 8691-73.

marking

Iji zaa ajụjụ ahụ nke ihe ịzụta refractory brick n'ekwú ọkụ, na price nke bụ kpọmkwem dabere na arụmọrụ nke ihe onwunwe, mkpa ka ị mara isi ngwaahịa labeelu. Onye ọ bụla gbochie nwere a akụkọ. The akwụkwọ ozi mbụ ahụ nọchiri anya aha na ụdị ngwaahịa. Ya mere, ọ bụrụ na ndị na-akanye bụ akwụkwọ ozi "W", na ọ bụ nke otu refractory fireclay nkume; "D" - Dinas, "M" -mullitovyh.

The akwụkwọ ozi nke abụọ na-egosi na kacha okpomọkụ nke ngwa ihe. Dị ka ihe atụ fireclay nkume:

• Sha, Shaq - 1400 degrees.
• SB - 1350 degrees.
• SHUS, BC - 1250 degrees.
• PB (ọkara acid ụdị) - 1350 degrees.
• PV - 1250 degrees.

Nha nke refractory brik na-mata site na a na ọnụ ọgụgụ, nke ahụ bu ụzọ mbụ akwụkwọ ozi abụọ nke ika ngwaahịa. Ka ihe atụ, refractory sha-5 nwere parameters 230h114h65 mm na Sha-8 - 250h124h65. SB-22 ngwaahịa ji nkpirikpi ekara anya (trapezium), jikoro dị otú ahụ ihe onwunwe - 230h114h65h55 mm. Mgbe ọnụ ọgụgụ na-akanye sochiri akwụkwọ ozi bụ ndị na-afo nke emeputa.

eri nke

Maka owuwu nke fireplaces, barbecues, stoves eji firebrick. Price nke ihe onwunwe na-adabere na ika, size, imewe atụmatụ na ngwaahịa. Iji tụnyere ndị ahịa nke October 2015 4 na-ewu ewu ụdị nke firebrick a họọrọ site Ukraine na Russia. Mgbe ịtụ a pallet e nwere 350-360 brik. Rate bụ maka 1 PC.

• Akụkụ anọ ngwaahịa sha-5 na Russia na-eme atụmatụ na 39,9 rubles.
• Yiri gara aga refractory, Sha-8, nke ubé ibu, kwesịrị 47,9 rubles.
• Sha-22 (nkpirikpi njedebe): na price na Russia - 49 rubles.
• Sha-45 (njedebe nkpirikpi) ngwaahịa na-eri na Russia - 41,2 rubles.

Olee otú ịhọrọ a refractory brick ajọ onwunwu?

Na-ewu ọkụ ngwaọrụ nwere ike iji nkịtị firing brick red, ọkọlọtọ akụkụ nke nke - 250h120h65 mm. Ọ ga nwere doro anya n'ọnụ, dịghị chipping, ezigbo n'ọnụ na nri angles. Ma ọ bụghị ipigide ga-emebi emebi. Mgbe uzo nke brick Ọdịdị kwesịrị homogeneous, ya bụ, na-dịghị cracks, voids na n'ígwé.

Iron ore - ọkwa perezhzhonnogo brik nwere ike na-eji maka ngwaọrụ nke oven bases, ebe ọ bụ na kpamkpam jikọtara ya na a ngwọta. Unburned (red), wuru nkume, wayo, perforated na oghere brick ojiji maka a ibikwasị nke ite-ọku uku na mpio anwụrụ ọkụ na-agaghị ekwe.

Refractory brick n'ekwú ọkụ, na price bụ ọtụtụ ugboro elu karịa red seramiiki nkume a chọrọ maka lining nke kwes nkeji. Nke ahụ bụ, ike a na-echebe n'ọbọ-eji refractory, nke yiwere oké ọku. N'ihi na nke a, okpomọkụ eme n'ime eruba adịghị ebibi isi mgbidi nke ọkụ.

ngwọta

A refractory oku brick ga-tọrọ n'ime ihe owuwu na ngwa nke a homogeneous ngwọta nke ga-ike fastens ipigide na mee na etiti oge. N'ihi na ụlọ stoves eji ụrọ ngwọta na-akwadebe, dabere na abụba ọdịnaya nke ụrọ na mgbakwunye na nke ájá na otosịrị iru nke 1: 1 ma ọ bụ 1: 2. Weere dabara njikere ngwọta, ọ bụrụ na ọ akpọrepu a bọl mgbe akọrọ ma ọ bụ ịgbawa tinyere ngwe, na mgbe ẹsịn ka n'ala na-adịghị na-agbasasịkwa. Ọ bụrụ na ngafe nke ájá, mgbe bọl ada iche, ịgbawa enye ọnụnọ nke a nnukwu nkezi nke ụrọ na ngwọta.

Mgbe Ịtọ ulo oru ngwá firebrick akara ọnụ iji ogbunigwe - a calcareous ngwọta zubere maka nkịtị refractory ngwaahịa.

na-atụ aro iji kwadebe calcareous ngwọta na a ruru nke 1 maka masonry oku bases: 2 - 1: 4. Cementitious mixtures na-eji ndị na-ewu bases nke kwes nkeji, na-gụrụ mmiri, dị ka ala.

Category masonry

Mgbe ewuru, ịrụzi nke kwes nkeji refractory brick masonry ruru ka ndị na-esonụ chọrọ, nke chọpụta ya, Atiya:

• The kacha ọkpụrụkpụ nke nkwonkwo n'etiti 0,5 na 1 mm kwekọrọ na a karịsịa ịkpachara anya na-ebikwasị onye Atiya.
• Isi agịga Ma do size of 1-2 mm n'etiti brik nke abụọ ige.
• Standard (vulgaris) ji oké masonry nkwonkwo 3 mm.
• Nnweta ngwa agha n'etiti brik nke 3 mm kwekọrọ na a mfe refractory brickwork.

Ọmụmụ, refractory ọkwa, na udi masonry - niile ozi a chọrọ ka a depụtara n'ihe arụ ọrụ akwụkwọ. Ọ bụrụ na ọ dịghị onye, mgbe ahụ, na ọkpụrụkpụ nke stitches maka dị iche iche bughi ọcha na-ekpebisi ike na ndabere nke kpọmkwem tebụl.