Lub degreased chaw? Lub tsheb koj yuav degrease qhov chaw ua ntej nrag?

Thaum koj yuav tau xim ib tug laj kab los yog ib tug hlau yeeb nkab, nws tsis txawv li cas thiab yog dab tsi txhais tau tias qhov no ua hauj lwm yuav tsum tau ua. Tab sis nws yog heev lwm tus tshaj plaws thaum nws los txog rau lub tsheb. Txhua tswv nyob rau hauv tus txheej txheem ntawm lub cev painting yog qho tseem ceeb heev kom tau qhov zoo tshaj plaws tau tshwm sim. Yog li ntawd, tsis muaj tshwj xeeb cov cuab yeej yog indispensable. Thawj kauj ruam yog pleev xim ua hauj lwm - qhov no yog ib yam ua ntej kev npaj ntawm lub cev. Nyob rau hauv lub chav kawm ntawm cov tej hauj lwm nrog lub tsheb tshem tawm cov laus xim. Tom qab ntawd, hlau yuav tsum tau yuav degreased thiab ces tsav tsheb ntsib teeb meem. Sim kom paub tseeb seb yog dab tsi rau qhov chaw yog degreased nyob rau hauv niaj hnub tsav tsheb thiab yuav ua li cas ua nws txoj cai, yuav tau lub siab tshaj plaws zoo tau.

Yuav ua li cas yog cov txhais tau tias

Feem ntau mus nrog ib tug greasy zaj duab xis uas yog nyob rau hauv rov qab, nyob rau hauv lub tsheb qub enthusiasts yog tsis muaj plaub-free daim ntaub, kho nrog tej kuab. Kws txawj tsis rekomenduut ua txoj kev ua no nyob rau hauv xws li ib tug txoj kev. Xws li ib tug xaiv no yog tsim tsuas yog thaum koj yuav tau ua tsuas yog ib me me seem. Yog hais tias koj saib nyob rau ntawm qhov ntau ntawm cov khoom rau lub npaj ua hauj lwm ua ntej painting, uas yog muaj nyob rau niaj hnub no, nws tseem tau mus faib ib co nyiaj tshaj degrease hlau nto. Qhov no txawv cov kuab tshuaj thiab tshuaj ntawm cov organic keeb kwm, emulsions, thiab tshwj xeeb cov kev daws, uas yog siv nyob rau hauv cov khoom cua xab npum additives. Kws txawj pom zoo kom siv cov ntawd yog tus tom kawg. Cov tshuaj ntse thiab confidently yeej tsis tau tsuas yog cov fatty zaj duab xis, tab sis tsis muaj tsawg zoo sib ntaus sib tua nrog av thiab cov teebmeem ntawm corrosion.

Dawb ntsuj plig

Ib tug ntawm cov organic solvents - yog paub mus rau txhua txhua dawb ntsuj plig. Nws yog siv nyob rau thawj zaug rau theem ntawm cov ua ntawm lub cev. Tom ntej no, nyob rau hauv finer cov kauj ruam siv ib tug sib tov ntawm dej cawv nrog orthophosphoric acid. Cov tshuaj no yog kom huv si ntxuav tam sim ntawd ib co kua nplaum ntawm roj rau tus hlau nto. Tab sis muaj lwm yam tshuaj tshaj yuav degrease qhov chaw ntawm lub tsheb. Ib tug xws li lub cuab tam - trichlorethylene. Qhov no yog lub feem ntau zoo-paub tus neeg sawv cev ntawm cov pab pawg neeg ntawm cov organic solvents. Nws nkag mus rau hauv ib qho kev active tshuaj tiv thaiv nyob sib cuag nrog txhuas lub cev. Nyob rau hauv lub chav kawm ntawm cov tshuaj tiv thaiv faib combustible tshuaj, uas ua rau kom txoj kev pheej hmoo ntawm hluav taws nyob rau hauv cov ntaub ntawv ntawm cov xwm txheej. Siv nws yog heev undesirable. Yog hais tias trichlorethylene yuav hnov mob nrog cov dej, thaum nyob rau hauv lub rov qab tsim ib tug nplaum loj, muab qhov ntawd tsis yog li ntawd yooj yim. Yog hais tias muaj yog tsis muaj lwm yam xaiv dua mus degrease qhov chaw ntawm lub tsheb, ces cov tshuaj no yuav ua li cas. Tab sis nws ua haujlwm xwb nyob rau hauv lub qhaj ntawv ntawm dej rau ntawm qhov chaw.

Spetspreparaty rau ua

Cov tub txawg uas tau ntev tau koom nyob rau hauv painting tsheb, paub thiab pom zoo kom siv tshwj xeeb cov cuab yeej - lawv yog cov tsis ua kom muaj hluav taws kub, thiab tsis emit tej teeb meem rau tib neeg tshuaj tebchaw. Tab sis beginners feem ntau las mees lub tswv yim thiab supposedly "paub" yog dab tsi zoo tshaj plaws rau degrease qhov chaw ntawm lub tsheb. Qhov no feem ntau siv kerosene, roj av, acetone, thiab txawm diesel roj. Nyob rau hauv qhov tseeb, tag nrho cov saum toj no yuav siv tau tsuas yog thaum lub ze tshaj plaws kav autocosmetics txog 100 km.

Roj av, diesel, acetone, raws li ib tug lwm txoj rau dawb ntsuj plig

Cov neeg uas tsis tau koom nyob rau hauv kev npaj mus ua hauj lwm rau hauv daim duab, yog feem ntau tsis meej pem dawb tus ntsuj plig nrog lwm yam xws li roj av, kerosene thiab diesel roj - tag nrho cov kua nruab nrog cev zoo heev rau cov tsis hnov tsw. Tab sis tej qhov sib txawv nruab nrab ntawm lawv yog me me. Lawv yog ib tug sib tov ntawm hydrocarbons uas ua los ntawm cov distillation ntawm cov roj av fractions. Tag nrho cov tshuaj uas yaj txig sib txawv mastic asphalt thaj ua rau thaj los yog cov rog. Tab sis diesel thiab kerosene yog heev yooj yim mus ntxuav tawm, txawm hais tias nyob rau hauv tus lawv yog haum rau degreasing. Thaum kev tsheb kom siv kerosene, tab sis nws yuav siv tshwj xeeb cov khoom, uas ua rau nws yooj yim mus tshem tawm ib co kua nplaum ntawm tshuaj thiab tsw. Cov chaw nres tsheb nyob rau hauv ua yuav yog li yuav muaj teeb meem. Nrog tshwj xeeb ceev faj ib tug yuav siv acetone, thiab cov kuab tshuaj №646 los yog 645.

Antisilikon

Antisilikon tshaj degrease tus nto, pom tau hais tias qhov zoo tshaj plaws kev xaiv rau tag nrho cov zoo tib yam tsav tsheb uas txiav txim siab los npaj lub cev rau nrag nrog nws ob txhais tes. Los ntawm cov txhais tau tias nws yog tau tsis tsuas mus rau tshem tawm cov roj ntawm tus nto ntawm cov zaj duab xis. Antisilikon haum rau tu av thiab plua tshauv. Cov kev siv ntawm cov nyiaj no optimally thiab thaum twg koj yuav npaj mus tsuas ib lub zos lub cev painting. Nyob rau hauv tas li ntawd, cov ntaub ntawv qhia tau hais tias cov kev npaj zoo degreasing nyhuv, nws kuj tsis ua kom puas lub hlau los yog kob qub.

Antistatic

Lub degreased yas nto? Antistatic yuav tsum tau raws li kev ruaj ntseg raws li sai tau. Lub fact tias cov yas muaj zog electrified thiab nyiam hmoov av. Qhov no yuav ua tau ib tug mob taub hau ntawm tus tswv - nyob rau hauv xws tej yam kev mob yog heev yooj yim mus tshem tawm cov fatty zaj duab xis. Qhov teeb meem no yuav daws tau sai heev thiab nraaj nrog kev pab los ntawm ib tug neeg sawv cev antistatic. Muaj pes tsawg leeg txig tuskheej roj thiab hmoov av.

Nyiaj rau lub hauv paus ntawm alkalis

Qhov no yog lwm pab pawg neeg ntawm cov tshuaj tshaj degreased chaw thaum nrag. Los ntawm cov txhais tau tias lub npe hu mus rau txhua txhua nkaum xab npum compositions uas muaj ib tug alkali. Lawv pab tsis tau tsuas yog ua nrog high efficiency degreasing, tab sis kuj yooj yim rau tshem tawm ib tug ntau yam kab mob. Tab sis siv alkaline cov khoom uas muaj kev ceev faj. Thaum cov kev kho mob lawm, lub tsheb yog ib qho zoo rau muab tso rau hauv lub sab hauv tsev huv si thiab qhuav chav tsev nyob qhov twg lub cev muaj peev xwm qhuav kom huv si. Nyob rau hauv feem ntau ntawm cov tebchaw tsuas yog alkali, yuav ntes ntau yam emulsifiers. Cov tebchaw yog reacted nrog zaub mov thaum kub ntawm 60 degrees. Tom qab muaj pes tsawg leeg dries, greasy zaj duab xis sab laug rau hlau - ces nws yuav tsum yooj yim rau tshem tawm. Yog hais tias lub tsheb tswv txiav txim siab los sib ntaus sib tua nrog rau cov fatty films nyob rau hauv no yav tas, nws yog ib qho tseem ceeb kom tsis txhob hnyav foaming. ua npuas ncauj npuas yuav tsis muab tsim tej yam kev mob rau kev pib lub sis raug zoo nrog cov rog. Cov nyhuv yuav tsis tau.

Electrochemical txoj kev kho

Nws yog tsis tau lwm variant ntawm yog dab tsi yog ua tau rau degrease qhov chaw ua ntej nrag. Txawm li cas los, nws tsis yog haum rau cov neeg uas muaj ib tug chav nres tsheb los yog lub tsev rhiav. Rau tus txheej txheem no, koj yuav tsum tau hluav taws xob muaj frequencies. Ib qho tseem ceeb point - lub polarity. Nws yog txiav txim los ntawm hom hlau. Yuav txuas lub anode mus ua hauj lwm nyob rau hauv degreasing hlau thiab lub cathode siv rau tsis yog-ferrous hlau.

multi-theem purification

Ua ntej ntawm tag nrho cov, cov kev ntawm lub cev nrog dawb ntsuj plig. Yuav ua li cas yog tias rau ntawm qhov chaw muaj cov cim qhia ntawm xeb? Nyob rau hauv cov ntaub ntawv no, tus nto yuav tsum tau kho nrog orthophosphoric acid nrog alcohols. Qhov no muaj pes tsawg leeg yog ib tug sib tov ntawm ethyl cawv nyob rau hauv ib qho ratio ntawm 15%. Tsis tas li ntawd ib feem ntawm lub mixed dej thiab phosphoric acid nyob rau hauv ib tug ratio ntawm 1 mus 5. Optionally, ib tug emulsifier yog siv - OP-7 tso zis neeg sawv cev nyob rau hauv ib tug npaum li ntawm 0.5%. Nws tseem yog tsim nyog 0.1% nitrobenzene. Tom tsev, tau txais cov sib tov yog heev yooj yim - ib co tshuaj tsis muag muaj. Nws tseem yog ib nqi nco ntsoov hais tias cov muaj pes tsawg leeg yog ib tug noj qab haus huv teeb meem.

txoj kev

Teb rau ib lo lus nug txog dab tsi degrease tsheb, yuav tsum coj mus rau hauv tus account tej tsis - txhais tau tias efficiency, nws cov nqi thiab profitability. Zoo tagnrho - ib tug uas muaj raws li tag nrho cov uas yuav tsum tau, tab sis nrhiav ib tug muag ib yam dab tsi zoo li no yog nyuaj heev. Nyob rau hauv tas li ntawd rau tag nrho cov yam tseem ceeb, nws yog tsim nyog los noj mus rau hauv tus account qhov kev puas tsuaj uas yuav kho nyob rau hauv cov hlau los yog rau tib neeg noj qab haus huv. Yog li ntawd nws yog tsim nyog los tau tshaj lus qhia txog cov tshuaj. Tsis txhob yuav amiss rau yuav tiv thaiv cov khoom rau cov pa ib ntsuj av tau - qhov ncauj qhov ntswg thiab respirators.