Thiab yog txhua yam hais txog nws: Vaseline technical

2024 Tus sau: Howard Calhoun | [email protected]. Kawg hloov kho: 2023-12-17 10:28

Vaseline tau tsim nyob rau xyoo 19th thiab tau ua haujlwm rau tib neeg ncaj ncees txij li thaum.

Qhov tseeb, cov cuab yeej no yog sib xyaw ua kua thiab cov carbohydrates. Nws yog tau los ntawm kev sib txuas cov roj (tsuas yog tshwj xeeb yog cov roj castor) nrog cov khoom paraffinic hydrocarbons. Cov khoom yog ces ntxuav kom huv si. Ua li no, feem ntau siv sulfuric acid los yog ib hom av nplaum tshwj xeeb uas muaj cov nyhuv whitening.

Sab nraud, Vaseline yog xim daj lossis grey-xim av. Nws muaj creamy sheen thiab tsis muaj ntxhiab thiab tsis qab.

Nyob zoo Vaseline

Vaseline paub peb los ntawm pog cov khoom pab thawj zaug, nws hloov tawm, tsis yog ib qho ntawm nws. Txog niaj hnub no, muaj ntau hom khoom no:

1. Nyob zoo ib tsoom niam txiv kwv tij neej tsas sawv daws.
2. kho mob vaseline.
3. YTech vaseline.

Peb yuav tham txog yav tom ntej kom meej ntxiv.

Ntaus thiab cov khoom ntawm cov khoom

Vaseline technical (GOST 38.0156-79) yog tus yam ntxwv los ntawm kev tu yam tsawg kawg nkaus.

Yog vim li cas nws thiaj li muaj qhov txawv txav -xim av. Tsis tas li ntawd, kev vaseline yog tus cwj pwm los ntawm cov ntxhiab tsw ntxhiab (nrog cov lus qhia ntawm kerosene). Qhov no homogeneous loj, zoo li cov tshuaj pleev ib ce, feem ntau yog siv los ua lubricant. Nyob rau hauv nws muaj pes tsawg leeg, nws muaj cov additives uas tiv thaiv corrosion thiab txhawb kom zoo adhesion rau qhov chaw kho.

Nws yuav tsum nco ntsoov tias thaum ua haujlwm nrog Vaseline hom no, kev sib cuag nrog daim tawv nqaij yuav tsum zam. Vim nws tuaj yeem ua rau khaus thiab khaus. Tsis tas li ntawd, nws yuav tsis yooj yim rau tshem tawm cov khoom, vim hais tias nws yog xyaum insoluble nyob rau hauv dej.

Ntawm cov khoom tseem ceeb uas vaseline muaj cov hauv qab no:

• Resistant rau acids thiab alkalis. Raws li kev tshawb fawb hauv chaw soj nstuam tau pom, cov tshuaj pleev ib ce no tuaj yeem tiv taus lawv cov teebmeem li 3 teev.
• Vaseline technical tsis soluble hauv dej thiab glycerin, tsis yooj yim soluble hauv cawv, tab sis ether, roj thiab chloroform yog cov kuab tshuaj zoo tshaj plaws rau cov khoom no.
• Muaj cov khoom noo-tiv taus, ua rau muaj kev tiv thaiv zoo ntawm cov khoom siv los ntawm xeb.
• Nws muaj kev tiv thaiv zoo. tuaj yeem tiv taus qhov kub ntawm -40 txog +45 degrees.

Vaseline technical: daim ntawv thov ntawm cov khoom

Txoj kev kho no yog siv dav hauv ntau qhov chaw hauv peb lub neej.

1. Lawv feem ntau impregnated nrog ntawv thiab ntaub hauv kev tsim khoom siv hluav taws xob.
2. Nws yog siv kom tau cov roj nplua nyeem uas yog cov yas thiab tiv taus oxidizing cov neeg ua haujlwm. Piv txwv li, nws tuaj yeem tiv thaiv oxidation ntawm lub davhlau ya nyob twgroj teeb.



3. Cov khoom no yog siv hauv kev lag luam iav.
4. Nws feem ntau ntxiv ua softener rau roj hmab tebchaw.
5. Vaseline npog cov txheej txheem txheej txheem yog tias lawv yuav tsum tau thauj, lossis thaum khaws cia ntev.
6. Nws feem ntau siv rau hauv kev tsim cov ntaub ntawv uas tsim los rau rwb thaiv tsev.

Raws li koj tuaj yeem pom, kev siv vaseline, tus nqi yog 2120 rubles ib 25 kg, muaj peev xwm ua tau ntau yam haujlwm, yam tsis muaj cov txheej txheem tsim khoom ruaj khov yog tsis yooj yim sua.