Yog nyias fireproofing intumescent lossis non-intumescent

Intumescent fireproof txheej

Muaj peev xwm muab faib ua hnyav-raws li dej thiab dej-raws li ob pawg, ob hom txheej txheej xaiv los ntawm cov khoom siv hluav taws xob yog qhov zoo ib yam, yog li nws nyuaj rau hais tias qhov sib txawv ntawm lawv qhov hluav taws kub npaum li cas, qhov hnyav tau xaiv los siv cov yeeb yaj kiab. - tsim tshuaj. Cov khoom siv hluav taws xob-raws li hluav taws kub-txheej zaj duab xis-tsim tshuaj feem ntau yog xaiv cov roj hmab chlorinated, dhau lv yas, amino resins, phenolic resins, thiab lwm yam., kev siv cov kuab tshuaj rau cov tshuaj pleev xim tsis zoo thiab lwm yam. Dej-raws li fireproof txheej zaj duab xis-forming tshuaj.

Non-inumescent fireproof txheej

Cov txheej hauv paus tsis hloov pauv ntim thaum raug hluav taws kub. Feem ntau, cov txheej txheem nws tus kheej yog incombustible los yog tsis-combustible, uas yuav tiv thaiv tau cov nplaim taws los ntawm kev sib kis, thiab txheej yuav decompose tsis-combustible gases nyob rau hauv qhov kev txiav txim ntawm kub kub los yog nplaim taws mus dilute lub concentration ntawm oxygen thiab combustible gases nyob rau hauv cov huab cua, thiaj li tiv thaiv los yog retard qhov combustion zoo. Tsis tas li ntawd, txheej txheej ntawm qhov kub thiab txias los yog nyob rau hauv qhov kev txiav txim ntawm cov nplaim hluav taws tuaj yeem tsim cov txheej txheem uas tsis yog-combustible inorganic glaze-zoo li tiv thaiv txheej npog ntawm cov combustible substrate kom cais cov combustible substrate thiab kev sib cuag ntawm oxygen, thiaj li zam los yog txo qhov tshwm sim ntawm cov tshuaj tiv thaiv combustion, thiab nyob rau hauv ib lub sij hawm ntawm lub sij hawm nrog ib tug tej yam degree ntawm thermal rwb thaiv tsev.

Raws li kev tiv thaiv hluav taws, nws tau muab faib ua intumescent thiab non-intumescent steel qauv fireproof txheej; non-intumescent steel qauv fireproof txheej yog hais txog steel qauv fireproof txheej uas lub txheej tsis nthuav dav thiab ua npuas ncauj ntawm qhov kub thiab txias, thiab dhau los ua hluav taws-tiv taus thiab kub-insulating txheej tiv thaiv nws tus kheej.

Raws li qhov tseeb lub teb chaws tus qauv GB14907-2018, dej-raws li / hnyav-raws li tsis-intumescent zoo tib yam / tshwj xeeb steel qauv fireproof txheej. Cov txheej tuab ntawm cov hlau tsis yog cov qauv hluav taws kub tsis zoo yuav tsum tsis pub tsawg dua 15㎜.

Non-intumescent steel qauv fireproof txheej hluav taws rwb thaiv tsev txoj cai yog tias cov txheej txheem tsis raug hloov pauv thaum nws raug hluav taws, tab sis cov thermal conductivity ntawm txheej yog tsawg heev, uas ncua kev ceev ntawm tshav kub hloov mus rau cov ntaub ntawv pov hwm substrate, thiab cov txheej txheej ntawm cov nplaim hluav taws kub nws tus kheej yog tsis-combustible, thiab nws ua raws li ib tug barrier thiab tiv thaiv lub tshav kub tawg ntawm steel Cheebtsam, uas tiv thaiv cov nplaim taws thiab kub siab los ntawm ncaj qha mus tua cov hlau Cheebtsam.  

Muaj qee cov khoom siv hauv cov txheej txheem uas cuam tshuam nrog ib leeg nyob rau hauv rooj plaub ntawm qhov hluav taws kub los tsim lub cev tsis muaj roj yog cov txheej txheem ntawm cov tshuaj tiv thaiv tshav kub, tab sis kuj siv cov cua sov ntau, uas yog qhov tsim nyog rau kev txo qis ntawm qhov system, yog li. cov nyhuv fireproofing yog zoo kawg li, thiab nws plays ib tug zoo heev tiv thaiv hluav taws thiab thermal rwb thaiv tsev rau hlau. Tsis tas li ntawd, cov txheej txheem steel hlau fireproof txheej no yog raug hluav taws kub thaum lub txheej hloov los ua ib tug glazed tiv thaiv txheej, uas muaj peev xwm ua si lub luag hauj lwm nyob rau hauv cais oxygen, thiaj li tsis muaj oxygen tiv thaiv los ntawm cov nplaim taws.

WBM-01 finish-type fireproof coating construction instruction finish-type fireproof coating is water-based wood structure fireproof coating, los ntawm "National Quality Supervision and Inspection Center for fixed Fire Extinguishing Systems and Fire-Resistant Components" test, lub cev thiab tshuaj. cov khoom ntawm tus qauv, kev ua haujlwm hluav taws kub ntawm thawj theem. Cov kev ntsuas kev ua tau zoo ntawm cov khoom yog raws li GB12441-2005 tus qauv. Los ntawm kev siv cov khoom siv raw khoom thiab cov txheej txheem tsim tshwj xeeb, lub sijhawm hluav taws kub ≥ 20 feeb, kom ua tiav lub teb chaws cov qauv, thaum cov nplaim taws kub hnyiab rau cov xim, tsim cov spongy charcoal txheej ntawm lub substrate muaj thermal rwb thaiv tsev txias thiab kev sib cais ntawm cov Lub luag hauj lwm ntawm cov huab cua, uas tuaj yeem txo qhov ceev ntawm kev nthuav tawm ntawm cov nplaim taws ntawm qhov chaw ntawm cov khoom siv coated, tiv thaiv kom tsis txhob muaj hluav taws kub ceev kom tiv thaiv kev kub hnyiab ntawm cov ntoo kom ua tiav lub hom phiaj ntawm kev hlawv. Cov xim txheej, foaming thiab nthuav dav nyob rau hauv cov ntaub ntawv ntawm hluav taws kub, tsim ib tug sponge zoo li hluav taws rwb thaiv tsev txheej thiab hluav taws qhov chaw cais, muaj peev xwm tiv thaiv lub flammable puag nyob rau hauv ib tug tej lub sij hawm ntawm lub sij hawm, thiab yuav tau lug siv nyob rau hauv industrial thiab pej xeem kev tsim kho ntawm ntoo. Cov khoom siv hluav taws xob, cov hluav taws xob hluav taws xob thiab cov hluav taws xob hluav taws xob, cov pa hluav taws xob thiab lwm yam kev tiv thaiv hluav taws.

Technical Performance index

Tsis yog. Lub npe ntawm cov khoom xeem Cov qauv ntsuas ntsuas ntsuas

1 Lub xeev nyob rau hauv dissolver Tsis muaj lumps, uniform xeev tom qab stirring Tsis muaj lumps, uniform kua xeev tom qab stirring

2 Fineness, μm ≤ 90 85

3 Lub sij hawm ziab, h Nto kom qhuav, ≤ 5 2 Qhuav, ≤ 24 6

4 adhesion, theem ≤ 3 1 5 nplaim retardant lub sij hawm, min ≥ 15 25 txoj kev tsim kho

• ua ntej kev tsim kho, cov theem hauv paus (cov ntaub ntawv coated) yuav tsum tau muab ntxuav, tshem tawm grey, roj thiab ntab xim thiab lwm yam khib nyiab. Ntoo nyom-hauv paus theem yuav tsum ncav cuag ntuj qhuav lub xeev, noo noo cov ntsiab lus <10%.
• do tusyees ua ntej pleev xim kom ntseeg tau tias kev tsim kho zoo thiab cov khoom ua tau zoo.
• yuav tsum siab tshaj 5 ℃, tsis txhob los nag hauv 24 teev tom qab kev tsim kho.
• cov xim feem ntau yog coated nrog ob txheej, yog tias tsim nyog, peb txheej, los yog npog lub teeb ib zaug, tom qab thawj lub tsho tiv no, ntuj ziab tuaj yeem nqa tawm tom qab txheej txheej tom ntej ntawm kev tsim kho. Yuav tsum tsis txhob muaj qhov to ntawm txheej rau txhua qhov pleev xim. Qhov ntau npaum li cas ntawm txhua square meter yog ≥500g, thiab nws tuaj yeem ncav cuag tus qauv ntawm thawj-chav fireproof.

5 、 Cov txheej txheem pleev xim txais yuav txhuam, tshuaj tsuag lossis yob txheej, thiab nws tuaj yeem pleev xim sib npaug. Kev taw qhia ntawm txhuam hniav yuav tsum zoo ib yam, tsis txhob hla los yog rov txhuam dua.

Cov kev ceev faj

• Kev tsim kho yuav tsum siab tshaj 5 ℃ nyob rau lub caij ntuj no thiab qis dua 35 ℃ nyob rau lub caij ntuj sov, tsis txhob khov lossis kub dhau. Lub sijhawm khaws cia ntawm txheej txheej yog ib nrab xyoo txij li hnub tsim khoom, thiab nws yuav tsum tau tiv thaiv los ntawm tshav ntuj, hnyav thiab hloov pauv thaum khaws cia thiab thauj.
• Nyias fireproofing txheej yog dej-raws li steel qauv fireproofing txheej, pleev xim rau saum npoo ntawm steel Cheebtsam, lub txheej expansion ua npuas ncauj nyob rau hauv cov ntaub ntawv ntawm hluav taws los tsim ib tug carbonised hluav taws kub tiv thaiv tshav kub rwb thaiv tsev txheej.

• Kev tsim kho ntawm qhov chaw tua hluav taws xob feem ntau yog siv cov txheej txheem kev siv txheej txheem kev tsim kho, txheej txheem hluav taws xob) thiab txheej txheej (xim xim) tsim kho. Thaum lub sij hawm tsim kho thiab nyob rau hauv 24h tom qab kev tsim kho, lub ambient kub yuav tsum tsis txhob qis dua 4 ℃ los tiv thaiv Frost puas. Nyob rau hauv cov huab cua qhuav heev thiab kub, qhov tsim nyog kev txuag yuav tsum tau tsim los tiv thaiv lub txheej los ntawm kev poob dej sai heev.
• Cov cuab yeej siv: mortar tov khoom, tshwj xeeb txau cov cuab yeej (extruded mortar twj tso kua mis, cua compressor), tshwj xeeb hlau phaj rau thov mortar, ntxuav tais diav, thauj cov cuab yeej, thiab lwm yam.

Kev npaj kev tsim kho:

• Ntxuav cov plua plav thiab cov roj ntawm cov pob zeb ntawm qhov av thiab ntub dej.
• Kho qhov chaw tsis sib xws los xyuas kom meej qhov flatness ntawm pob zeb nto ntawm lub qhov. Meanwhile, rau qhov chaw uas cov pob zeb nto tshwj xeeb yog du, nws yuav tsum tau plastered nrog mortar.
• Qhov chaw tso dej yuav tsum tau patched kom nres dej.

Grass-root kev tsim kho:

(1) Sib tov dej thiab pleev xim rau hauv qhov sib piv ntawm (0.70 ~ 0.75): 1, thiab sib tov nrog ib tug tov khoom rau 20min (yuav tsum xyuas kom meej lub sij hawm sib tov, thiab cov xim yuav tsum tau siv raws li nws yog tov), ​​thiab ua rau nws mus rau hauv tuab slurry.

(2) Siv me me ntawm slurry los ua kab rov tav kab txaij ntawm cov cim tuab nrog qhov sib nrug ntawm 2.5m, raws li kev siv tshuaj tsuag.

(3) sprayer los ntawm lub duav mus rau sab saum toj ntawm lub qhov (los ntawm hauv qab mus rau sab saum toj) rau txau, txhua txau thickness ntawm 3 ~ 8.

(4) Tom qab thawj zaug txau yog qhov pib qhuav, txuas ntxiv txau rau zaum ob, thiab lwm yam, kom txog rau thaum cov tshuaj txau mus txog qhov tsim cov tuab.

(5) Vim tias cov tshuaj txau tsis zoo txaus, yog li tom qab siv cov tshuaj tsuag kawg, peb yuav tsum siv cov khoom slurry sau thiab qib los ntawm tes tam sim ntawd, txhawm rau ua kom cov txheej txheej du thiab xyuas kom meej tias cov txheej txheem mus txog qhov tsim. tuab.

(6) Tom qab ua tiav ntawm cov hauv paus cag, cov txheej txheej yuav tsum tau tiaj tus, du thiab huv.

Nyias thiab ultra-nyias, uas yog, qhov sib txawv ntawm thickness, raws li zoo raws li cov hluav taws kub tsis kam yog txawv; NCB (ultra-thin, raws li Shida Jinzun sab hauv tsev ultra-thin steel qauv fireproofing coatings) txheej thickness ntawm 0.5-2.13mm, lub sij hawm hluav taws kub yog 0.5-2h; NB (thin) txheej thickness feem ntau yog nyob rau hauv thaj tsam ntawm 3-7 hli, lub sij hawm hluav taws kub 1.0-2.5h.

Feem ntau, hom ultra-thin thiab nyias hom steel qauv fireproof txheej raug xaiv:

• Steel kem 2.0-2.5 teev
• Steel beam 1.5 teev
• Hlau purlin thiab lwm yam 1.0 teev

Nyias-hom fireproof txheej yog dej-raws li steel qauv fireproof txheej, pleev xim rau saum npoo ntawm cov khoom steel, txheej nthuav dav thiab foams los tsim cov carbonised hluav taws-resistant thiab tshav kub-insulating txheej thaum muaj hluav taws.