I-Gasket Viton Rubber
I-fluororubber gasket iyingxenye yokuvala eyenziwe ngama-polymers okwenziwa anama-athomu e-fluorine kuma-athomu ekhabhoni amaketanga amakhulu noma aseceleni. Lolu hlobo lwenjoloba, ngenxa yesakhiwo salo esiyingqayizivele samangqamuzana, lubonisa izinzuzo ezikhethekile irabha evamile engakwazi ukufana nayo. Inezakhiwo eziningi ezinhle kakhulu futhi isetshenziswa kabanzi emikhakheni yezimboni eziningi. Ama-gaskets e-fluororubber (ama-fluororubber gaskets) anezici zokumelana nokushisa okuphezulu, ukumelana nowoyela, ukumelana ne-asidi kanye ne-alkali. Izinga layo lokushisa elisebenzayo lingu--30℃ukuya+250 degrees , futhi ingcindezi yokusebenza ingafinyelela ku-3.0MPa. Amandla ayo aqinile edlula 7.5MPa, ubude budlula u-100%, kanti ukuqina koShore kungaphezu kwama-70.
"Inguchwepheshe wokubeka uphawu" ngaphansi kwezimo zokusebenza ezidlulele, enezinzuzo ezibalulekile njengokumelana nezinga lokushisa eliphezulu neliphansi, ukugqwala kwamakhemikhali kanye nempilo ende yesevisi. Isetshenziswa kabanzi emikhakheni enezidingo eziphakeme kakhulu zokwethenjwa kokubekwa uphawu, njengobunjiniyela bamakhemikhali, amandla kanye nokundiza. Naphezu kwezindleko zayo eziphakeme, ukusebenza kwayo akunakushintshwa futhi kuyingxenye ebalulekile yokuqinisekisa ukusebenza okuphephile kwemishini.




Incazelo Yemikhiqizo
|
Impahla |
I-NBR |
I-FKM |
I-Neoprene |
I-EPDM |
I-Silicone |
|
Ukuminyana |
1.5±0.1g/cm3 |
2.0±0.1g/cm3 |
1.5±0.1g/cm3 |
1.4±0.1g/cm3 |
1.25±0.1g/cm3 |
|
Ukuqina |
65±5 (Shore A) |
70±5 (Shore A) |
65±5 (Shore A) |
65±5 (Shore A) |
50±5 (Shore A) |
|
Amandla Okuqina |
Kukhulu noma kulingana ne-3.5MPa |
Kukhulu noma kulingana ne-8MPa |
Kukhulu noma kulingana ne-3.5MPa |
Kukhulu noma kulingana ne-5MPa |
Kukhulu noma kulingana no-5.5MPa |
|
Elongation at Break |
Kukhulu noma kulingana no-280% |
Kukhulu noma kulingana no-250% |
Kukhulu noma kulingana no-280% |
Kukhulu noma kulingana no-250% |
Kukhulu noma kulingana no-300% |
|
Isethi Yokucindezela |
Ngaphansi noma kulingana no-0.8% ( 70ºC x 22h) |
Ngaphansi noma kulingana no-0.7% ( 70ºC x 22h) |
Ngaphansi noma kulingana no-0.7% ( 70℃x 22h) |
Ngaphansi noma kulingana no-0.7% ( 70℃x 22h) |
Ngaphansi noma kulingana no-0.7% ( 70℃x 22h) |
|
Ukusebenza Kwesikhashana. |
-50℃- 120 degree |
-20℃- 200 degree |
-40℃- 120 degree |
-50℃- 150 degree |
-55℃- 230 degree |
|
Ubukhulu. Ingcindezi |
1.7MPa |
4MPa |
1.7MPa |
2MPa |
2MPa |
|
Ubukhulu |
1.0mm, 1.5mm.2.0mm, 3.0mm), noma ngokwezifiso |
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|
Usayizi Weshidi |
1.0mX1.0m, 1.5mX1.5m, noma ngokwezifiso |
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Izinzuzo zokusebenza eziyinhloko
Uhla olubanzi kakhulu lokumelana nezinga lokushisa eliphezulu neliphansi
Ibanga lokushisa elisebenzayo ngokuvamile lithi -20℃kuya ku-200℃. Amanye amafomula ashintshiwe angaba ngaphansi kuka -40℃noma afinyelele ku-260℃. Ingakwazi ukumelana namazinga okushisa angaphezu kwama-degree angu-300 isikhathi esifushane (amahora ambalwa), idlule kude umkhawulo wokubekezelela amarabha avamile (njengerabha ye-nitrile nerabha ye-chloroprene), futhi ifanele ukuvala imishini yezinga lokushisa eliphezulu (njengamapayipi okukhipha injini nama-flange kahhavini).
Ukumelana kwamakhemikhali okuhle kakhulu
Imelana neningi lemithombo yamakhemikhali, okuhlanganisa
Izinto ezinamandla ezonakalisayo: ama-asidi (njenge-sulfuric acid, i-hydrochloric acid), izisekelo (njenge-sodium hydroxide), izinyibilikisi zemvelo (njenge-acetone, i-toluene);
Zonke izinhlobo zamafutha: uwoyela wamaminerali, uwoyela wehydraulic, uphethiloli, udizili, namafutha asezindaweni ezishisayo;
Amagesi ezimboni: i-ozone, i-chlorine, i-fluorine namanye amagesi agqwalayo.
Lesi sici siyenza ibe into encanyelwayo yokuvala ezindaweni ezigqwala kakhulu njengobunjiniyela bamakhemikhali nemithi.
Ukumelana nokuguga okunamandla kakhulu kanye nokumelana nesimo sezulu
Ayijwayele ukuqhekeka, ukuqina noma ukuwohloka lapho kuvezwe emisebeni ye-ultraviolet, i-ozone, umswakama noma izinga lokushisa eliphakeme isikhathi eside. Impilo yayo yesevisi yinde kakhulu kunaleyo yenjoloba evamile (imvamisa izikhathi ezi-3 kuya kwezi-5 kunerabha ye-nitrile), futhi ifanele izinto ezisetshenziswa ngaphandle ezisetshenziswa isikhathi eside noma ezisebenza isikhathi eside (njengezinkundla zokumba uwoyela namapayipi emishini yokuphehla amandla enuzi).
Ukuzinza okuphezulu kokubekwa uphawu
Inokucindezela okuhle kakhulu nokuqina kanye nokumelana nokukhasa. Ingakwazi ukugcina ukuthintana okuvalekile ngaphansi-kwemithwalo yengcindezi yesikhathi eside futhi ayibambeleli ezindaweni eziningi zokuvala (njengensimbi, i-ceramic, ipulasitiki, njll.), iyenze ifanelekele ukuvala{3}}ingcindezi ephezulu ({3}}njengamaflange omkhumbi wokucindezela, amajoyinti amavalvu).





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