Ntle le metsi, boholo ba mecha ea phatlalatso e sebelisoang ho poleiting e fetolang mocheso ke tharollo e se nang mafura, tharollo e ruileng, sodium hydroxide, sulfuric acid le lik'hemik'hale tse ling, tse bonolo ho baka ho bola ha poleiti le ho ruruha le botsofali ba gasket.
Poleiti le gasket ke likarolo tsa mantlha tsa phapanyetsano ea mocheso oa poleiti, Kahoo khetho ea thepa ea poleiti le gasket e bohlokoa haholo.
Khetho ea thepa ea poleiti ea exchanger ea mocheso oa poleiti:
| Metsi a hloekisitsoeng, metsi a noka, oli e jeoang, oli ea diminerale le lintho tse ling tse sebelisoang | tšepe e sa hloekang (AISI 304, AISI 316, joalo-joalo). |
| metsi a leoatle, letsoai le letsoai, letsoai le mecha e meng ea litaba | titanium le palladium ea titanium (Ti, Ti-Pd) |
| Hlakola asiti ea sulfuric, hlapolla tharollo ea metsi ea letsoai la sebabole, tharollo ea metsi e sa tloaelehang le lintho tse ling tse sebelisoang | 20Cr, 18Ni, 6Mo (254SMO) le metsoako e meng e kopantsoeng |
| Mocheso o phahameng le mocheso o phahameng oa caustic soda | Ni |
| Asiti e tebileng ea sulfuric, asiti ea hydrochloric le setsi sa asiti ea phosphoric | Motsoako oa Hastelloy (C276, d205, B20) |
Khetho ea thepa ea gasket bakeng sa exchanger ea mocheso oa poleiti:
Batho ba bangata ba tseba hore li-gasket tsa ho tiisa rabara ke thepa e sebelisoang hangata, joalo ka EPDM, rabara ea nitrile, rabara ea nitrile e nang le hydrogenated, fluororubber le tse ling.
| EPDM | Mocheso oa tšebeletso ke – 25 ~ 180 ℃. E loketse metsi a futhumetseng a mahareng, mouoane, ozone ea sepakapaka, oli e tlotsang e seng ea peterole, asiti e fokolang, motheo o fokolang, ketone, joala, ester, jj. |
| NBR | Mocheso oa tšebeletso ke – 15 ~ 130 ℃. E loketse lihlahisoa tse fapaneng tsa oli ea diminerale tse kang mokelikeli o metsi, oli e bobebe ea mafura, oli ea ho tlotsa, oli ea liphoofolo le ea meroho, metsi a chesang, metsi a letsoai, jj. |
| HNBR | Mocheso oa tšebeletso ke – 15 ~ 160 ℃. E loketse metsi a mocheso o mahareng a metsi a phahameng, oli e tala, oli e nang le sebabole le metsoako ea sebabole ea tlhaho, oli tse ling tsa phetisetso ea mocheso, sehatsetsi se secha sa R134a le tikoloho ea ozone. |
| FKM | Mocheso oa tšebeletso ke – 15 ~ 200 ℃. E loketse sebaka se metsi, joalo ka sulfuric acid e matla, caustic soda, oli ea phetisetso ea mocheso, oli ea mafura a joala, oli ea mafura a asiti, mouoane o mocheso o phahameng, metsi a chlorine, phosphate, jj. |
Nako ea poso: Loetse-16-2021