2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2024-01-18 12:13
Bitumen tau siv dav hauv ntau txoj kev tsim kho. Hauv qhov muaj pes tsawg leeg ntawm qhov sib xyaw ua ke, ntau yam resins, peat thiab txawm tias muaj roj nrog cov thee tau pom. Vim tias cov ntsiab lus no, kev siv bitumen yuav tsum tau ua tib zoo thiab ua tib zoo. Qhov no yog qhov tseeb tshwj xeeb ntawm cov txheej txheem ntawm nws qhov kev daws teeb meem raug.
Nta thiab cov cai dav dav
Bitumen yuav tsum tau yaj thiab coj mus rau lub xeev ua kua kom raug. Ib txoj cai tseem ceeb yog kev xaiv lub thawv uas haum uas cov txheej txheem kev sib cais ncaj qha yuav tshwm sim. Txhawm rau ua txhua cov txheej txheem kom nyab xeeb thiab tsis ua mob rau tib neeg li sai tau, koj tuaj yeem siv cov ntim hauv qab no:
- tshwj xeeb bitumen-smelting nroj tsuag;
- lub zog loj lub rhaub dej ua los ntawm cov hlau tuab;
- tshwj xeeb thermoses.
Bituminous mastic, yaj nyob rau hauv cov tso tsheb hlau luam, ib txwm yuav tau npaj rau kev thauj mus los sai, nrog rau tsis muaj qhov siv tau nrawm dua.
Muaj ob peb txoj cai yooj yim rau kev sib tov bitumen, uas yuav tsum tau ua raws. Cia peb los paub lawv.
- Nws yuav tsum tau ua raws li txhua qhov kev nyab xeeb hluav taws kom ntau li ntau tau.
- Nws yog qhov tsim nyog kom nquag siv txhua yam khoom siv tiv thaiv tus kheej. Peb tab tom tham txog khaub ncaws tshwj xeeb, lub tshuab ua pa, tsom iav, ntxiv rau khau tshwj xeeb, hnab looj tes, thiab lub kaus mom hlau.
- Yog tias muaj qee qhov sib txawv los ntawm cov txheej txheem ntawm cov txheej txheem thev naus laus zis tau ua, nws yuav tsum tau qhia tam sim ntawd rau tus thawj coj lossis lwm tus neeg muaj lub luag haujlwm.
- Qhov chaw uas ua haujlwm los daws cov bitumen yuav tsum nkag mus rau cov neeg tsis tau tso cai.
Ua raws li cov cai yooj yim no yuav tsis tsuas yog ua kom koj tau txais cov txiaj ntsig uas koj xav tau, tab sis tseem yuav tsum zam txhua qhov tsis zoo.
Tam sim no, qib siab zoo bituminous sealants, putties, mastics thiab primers raug tsim tawm ntawm cov khoom lag luam.
Bitumen tau siv ntau txoj haujlwm . Piv txwv li, qhov ua tau zoo heev thiab ua tau zoo tiv thaiv dej tau txais los ntawm qhov sib xyaw no. Bitumen tsuas yog cov khoom siv ntawm nws yam uas muaj cov khoom zoo hydrophobic thiab nplaum. Vim yog qhov tsis muaj feem cuam tshuam, bitumen-based kev daws teeb meem tau pom ntau daim ntawv thov hauv kev tsim kho.
Yeej, cov khoom siv hauv nqe lus nug yog siv hauv cov haujlwm hauv qab no:
- seamless waterproofing ntawm lub hauv paus thiab lub ru tsev;
- kho cov ru tsev xau;
- gluing cov ntaub ntawv tiv thaiv dej hauv yob;
- waterproofing sab hauv nyob rau hauv ib lub tsev ntiav.
Lub ntsiab tseem ceeb ntawm cov ntaub ntawv bituminous yog tias nrog lawv cov kev pab nws muaj peev xwm tsim cov txheej txheej du uas tsis muaj nqaws . Cov txheej txheej txheej tiv thaiv cov ntaub ntawv zoo heev los ntawm qhov tsis zoo ntawm cov dej hauv av. Cov yas yas nrog cov tuab 2 hli tuaj yeem muab kev tiv thaiv zoo tiv thaiv dej nrog lub taub hau hydrostatic tsawg kawg 2 m.
Kub
Cov txheej txheem cua sov tuaj yeem ua tiav yam tsis muaj teeb meem tshwj xeeb hauv cov ntxhuav. Txawm li cas los xij, tsis yog txhua tus neeg siv muaj lawv ntawm lawv cov pov tseg, yog li ntawd, cov qauv tsim kho feem ntau siv. Cov no tuaj yeem yog cov thawv hlau. Feem ntau nplaim taws qhib yog siv lub rhaub ncaj qha. Thaum lub sijhawm ua cov txheej txheem cua sov ntawm bitumen muaj pes tsawg leeg, nws yog ib qho tseem ceeb heev uas yuav tsum tau saib xyuas kom zoo tshaj plaws, vim tias txawm tias cov khoom siv roj av tseem yog cov tshuaj uas tuaj yeem hlawv tau . Thaum rhaub, bitumen ib txwm pib sizzle thiab ua npuas ncauj khov.
Koj yuav tsum tsis txhob raug hem los ntawm cov khoom no, vim tias lawv yuav tsum tshwm sim ib txwm.
Qhov sib xyaw bituminous yuav npaj txhij tsuas yog tom qab nws cov nplaim ua tiav zoo thiab ci . Yuav tsum tsis muaj cov cim qhia tias ua kom sov dhau. Kev sib cais ntawm cov khoom tuaj yeem kuaj pom los ntawm kev tso tawm ntawm cov pa luam yeeb ntsuab thiab daj. Txhawm rau npaj cov khoom lag luam zoo tiag tiag nrog qib xav tau ntawm kev ywj pheej, nws yog ib qho tseem ceeb heev los tiv thaiv kom tsis txhob muaj cua sov, txij li qhov tshwm sim nws yuav ua rau pom qhov ntsuas siab ntawm qhov tawg ntawm cov khoom.
Yuav ua li cas dilute nrog cov kuab tshuaj sib txawv?
Bitumen tuaj yeem yaj tau siv ntau yam sib xyaw. Kev ua haujlwm tau zoo hauv cov xwm txheej no tau qhia los ntawm cov roj av zoo ib yam, lub siab dawb, nrog rau roj av nrog tus lej octane tsawg. Txhua qhov kev xaiv muaj nws tus kheej cov yam ntxwv thiab nuances. Cia peb tau paub lawv zoo dua.
Roj av
Cov neeg siv feem ntau hauv tsev yaj cov bitumen sib xyaw nrog cov kerosene zoo tib yam. Qhov no yog ib txoj hauv kev zoo heev thiab tsis yooj yim. Nws yuav tsum tau nyob hauv siab tias kerosene yog qhov tiv taus cua sov tshaj plaws, tab sis nws evaporates qeeb heev . Thaum cua sov bitumen mastic, koj yuav tsum tos kom txog thaum nws tau txais cov kua ntau dua qub. Tom qab ntawd, lub thawv uas nws tau hluav taws yuav tsum tau muab tshem tawm ntawm nws thiab cov bitumen diluted nrog me me ntawm cov kerosene. Ncuav qhov tom kawg hauv cov kwj deg nyias, thaum tas li nplawm cov tshuaj. Koj yuav tsum tau npaj cov khoom sib tov sai, tsis tas yuav nruj.
Ntsuj plig dawb
Nws muaj peev xwm ua kom dilute bitumen nrog kev siv tus ntsuj plig dawb. Piv txwv li, nws raug tso cai rau chop cov bitumen thiab sau nws nrog tus neeg sawv cev tshwj xeeb. Qee tus neeg siv hais tias txheej txheem no yooj yim dua li cua sov. Txoj kev no yog qhov yooj yim, tab sis zoo heev.
Tsawg-octane roj av
Cov roj av qis-octane dissolves bitumen mastic zoo heev. Piv txwv li, txhawm rau npaj cov khoom sib xyaw ua ke, cov khoom ntawm bitumen tau yaj hauv qhov muaj pes tsawg leeg raws li kev txiav txim siab hauv qhov kub ntawm 180 txog 200 degrees Celsius. Kev sib xyaw ua tiav yog maj mam txias, thiab tom qab ntawd tso ncaj qha rau ntawm lub hauv paus insulated.
Txawm li cas los xij, tib neeg tig mus rau cov txheej txheem zoo li no hauv qee kis, xav yuav cov tshuaj uas npaj tau.
Roj hmab kev siv roj av
Roj Hmab-kev siv roj av "Galosha" yog tus neeg sawv cev organic, nrog kev pab uas nws muaj peev xwm ua kom dilute bitumen kom tau txais qhov xav tau sib xws. Cov cuab yeej zoo sib xws tau muag hauv ntau lub khw, muaj tus nqi qis heev . Tab sis peb yuav tsum tsis txhob hnov qab tias "Galosha" yog qhov hluav taws kub muaj kev phom sij, muaj cov nplaim hluav taws uas muaj cov sib xyaw ua ke ntawm lub teeb hydrocarbons. Los ntawm nws tus kheej, kev lag luam roj av roj av yog cov khoom lag luam ntawm kev lag luam roj av.
Kev pom zoo
Nws tsis nyuaj rau yaj bitumen ntawm koj tus kheej hauv tsev. Qhov tseem ceeb tshaj plaws ntawm no yog ua raws li kev ntsuas kev nyab xeeb. Nws tseem ua rau nkag siab mloog qee cov lus qhia muaj txiaj ntsig thiab kev dag kom tau txais cov txiaj ntsig xav tau los ntawm cov txheej txheem.
- Txhawm rau kom sov bitumen ntawm koj tus kheej, nws yog ib qho tseem ceeb los muab ib puag ncig zoo ib puag ncig ib puag ncig . Peb yuav tsum tsis txhob hnov qab tias thaum bitumen yaj, cov khoom phom sij xws li sulfur dioxide, carbon monoxide, nitric oxides tuaj yeem nkag mus rau ib puag ncig huab cua. Qhov siab ntawm cov khoom no hauv huab cua yuav tsum tsis txhob nce ntxiv. Tsuas yog qhov xwm txheej no peb tuaj yeem tham txog txheej txheem kev nyab xeeb ntawm kev sib tov bitumen.
- Txawm hais tias kev sib tov ntawm bitumen tshwm sim hauv tsev, koj tseem yuav tsum tau siv cov tais diav tsim nyog rau qhov no . Coob leej neeg siv ntau dua li cov thoob rau qhov no. Ib qho me me ntawm cov muaj pes tsawg leeg tuaj yeem npaj tau hauv lub thoob.
- Yog tias cov khoom tawv ntawm bitumen tau pom ntawm qee lub hauv paus ruaj khov , piv txwv li, ntawm lub cev ntawm lub tsheb, tom qab ntawv tsis muaj qhov xwm txheej twg koj yuav tsum sim tshem lawv tawm thaum lawv nyob hauv lub xeev ruaj khov. Hauv qhov xwm txheej zoo li no, nws muaj peev xwm ua mob hnyav rau ntawm qhov chaw uas cov tawv tawv tawv nyob.
- Yog tias koj txiav txim siab yaj cov bitumen muaj pes tsawg leeg koj tus kheej thiab kom raug, tom qab ntawd koj yuav tsum ua tib zoo ua kom ntau li ntau tau . Kev nrawm heev hauv qhov teeb meem no tsis txais tos. Sim ua kom sov cov mastic ua tib zoo.
- Thaum preheating ntawm bitumen, nws tuaj yeem tawg tawm yam tsis xav tau . Cov xwm txheej zoo li no tshwm sim thaum cov khoom lag luam overheats dhau lub tshav kub. Koj yuav tsum tsis txhob ntshai tej xwm txheej zoo li no. Nws yog ib qho tsim nyog yuav tsum tau nqa lub hau, ua tib zoo npog lub ntim nrog bitumen nrog nws thiab nco ntsoov tsoo lub nplaim taws. Qhov tseem ceeb tsis txhob ntshai.
- Yog tias koj txiav txim siab npaj cov bituminous mastic rau kev kho thiab rwb thaiv tsev ua haujlwm (piv txwv li, rau kev tiv thaiv dej sib txawv hauv paus), tom qab ntawd koj yuav tsum xav txog qhov ua tau ntawm cov xwm txheej zoo li no. Coob leej neeg txiav txim siab tsis nkim sijhawm ntxiv, tab sis yuav cov khoom lag luam zoo li npaj tau. Txhua tus neeg siv txiav txim siab rau nws tus kheej tias yuav ua dab tsi zoo tshaj rau nws.
- Los ntawm kev qhia cov kuab tshuaj lossis roj av rau hauv cov cua sov bitumen, nws yog qhov tsim nyog kom tas li ua rau muaj pes tsawg leeg . Txhawm rau ua qhov no, siv cov cuab yeej yooj yim tshaj plaws, piv txwv li, tus pas ntev. Nws yog qhov tsim nyog los qhia cov peev nyiaj ntxiv thiab kev sib xyaw rau hauv bituminous mastic maj mam, hauv cov kwj dej nyias. Tsis txhob nchuav cov kuab tshuaj sai.
- Cua sov ntawm bitumen tuaj yeem rov ua dua . Nws tuaj yeem rov ua kom sov thiab rov ua kom sov dua, tab sis nws yog ib qho tseem ceeb heev uas yuav tsum nco ntsoov tias qhov sib xyaw ua ke yuav dhau mus ua hluav taws ntau dua. Yog tias nws tau taws tam sim ntawd, tom qab ntawd koj yuav tsum tau cais nws tam sim ntawd, txo cov nplaim taws thiab tshem nws tawm ntawm qhov hluav taws kub sai. Tias yog vim li cas nws thiaj li tseem ceeb heev uas yuav tsum siv cov cuab yeej tiv thaiv kom tsis txhob raug mob hnyav thaum lub sijhawm ua.
- Cov mastic tiav yuav tsum tau siv kom raug rau cov txheej txheem xaiv . Txhawm rau ua qhov no, koj tuaj yeem tig mus rau ob qho tib si phau ntawv thiab siv tshuab. Thaum xaiv qhov kev xaiv thib ob, yuav tsum siv cov txheej txheem tshwj xeeb. Nws raug nquahu kom siv phau ntawv txheej txheem yog tias qhov kev npaj ua haujlwm tsawg heev. Rau thaj tsam loj, kev siv cov cuab yeej tshwj xeeb yog qhov zoo tshaj plaws.
Pom zoo:
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Kev rwb thaiv tsev ntawm lub hauv paus tuaj yeem nqa ncaj qha rau ntawm theem kev txhim kho ntawm lub hauv paus lossis tom qab tom qab nws tshem tawm, nrog rau ntawm cov tsev tsim thiab ua haujlwm. Yuav ua li cas tiv thaiv lub hauv paus ntawm lub tsev ntiag tug ntawm cov ntsia hlau thiab yuav xaiv qhov rwb thaiv tsev zoo li cas? Feem ntau, EPP daim hlau, polyurethane ua npuas ncauj tau siv rau qhov no, me ntsis tsawg zaus - nthuav av nplaum
