Dood ku saabsan doorashada gasketka flange (I)

  Cinjir dabiici ahwaxay ku habboon tahay biyaha, biyaha badda, hawada, gaaska aan firfircoonayn, alkali, xalka biyaha milixda iyo warbaahinta kale, laakiin aan u adkaysan karin saliidda macdanta iyo dareerayaasha aan polar ahayn, heerkulka isticmaalka muddada-dheer kama badna 90℃, waxqabadka heerkulka hooseeya waa mid aad u fiican, waxaa loo isticmaali karaa wax ka sarreeya -60℃.

  Cinjir Nitrile ahwaxay ku habboon tahay batroolka, sida batroolka, saliidda saliidda lagu shiido, saliidda shidaalka, iwm., heerkulka isticmaalka muddada dheer waa 120℃, sida saliidda kulul waxay u adkeysan kartaa 150℃, heerkulka hooseeya waa -10~-20℃.

https://www.jinbinvalve.com/single-sphere-flexible-rubber-joint.html

  Cinjir Neoprene ahwaxay ku habboon tahay biyaha badda, aashitada daciifka ah, alkali daciif ah, xalka milixda, iska caabbinta oksijiinta iyo gabowga ozone-ka, iska caabbinta saliiddu way ka liidataa cinjirka nitrile waxayna ka fiican tahay cinjirka kale ee guud, heerkulka isticmaalka muddada dheer wuxuu ka hooseeyaa 90℃, heerkulka ugu badan ee isticmaalka kama badna 130℃, heerkulka hooseeya waa -30~-50℃.

Waxaa jira noocyo badan oocinjir fluorine ah, waxay leeyihiin iska caabin aashito oo wanaagsan, iska caabin oksaydh iyo iska caabin saliid, iska caabin dareere ah. Waxaa loo isticmaali karaa ku dhawaad ​​​​dhammaan warbaahinta aashitada iyo sidoo kale qaar ka mid ah saliidaha iyo dareereyaasha, heerkulka isticmaalka muddada-dheer wuxuu ka hooseeyaa 200℃.

Waraaq caag ah oo ah gasket flange ah, oo inta badan loo isticmaalo dhuumaha ama godadka meelaha laga saaro, godadka gacanta, cadaadisku kama badna 1.568MPa. Sababtoo ah dhammaan noocyada gaskets-ka, gaskets-ka caagga ah ayaa ah kuwa ugu jilicsan, waxqabadka isku xidhka wanaagsan, waxayna ciyaari karaan saameyn shaabadaysan oo hoos timaada xoog yar oo hore loo raray. Sababtaas awgeed, marka la mariyo cadaadis gudaha ah, way fududahay in la cadaadiyo sababtoo ah dhumucda ama adkaanta hoose ee gasket-ka.

https://www.jinbinvalve.com/single-sphere-flexible-rubber-joint.html

Xaashida cinjirka ah ee loo isticmaalo benzene, ketone, ether iyo dareere kale oo dabiici ah, oo si fudud u muuqda barar, miisaan kordha, ifafaale jilicsan oo dhegdheg leh, taasoo keenta cillad shaabad. Guud ahaan, haddii heerka bararku ka bato 30%, lama isticmaali karo.

Haddii cadaadis hoose (gaar ahaan ka hooseeya 0.6MPa) iyo faakiyuum, isticmaalka suufka caagga ah ayaa aad ugu habboon. Maaddada caaggu waxay leedahay cufnaan wanaagsan iyo awood yar. Tusaale ahaan, caagga fluorine ayaa ugu habboon in lagu xidho gaskets-ka weelasha faakiyuumka, heerka faakiyuumkuna waa ilaa 1.3×10-7Pa. Marka suufka caagga ah loo isticmaalo heerka faakiyuumka ee 10-1~10-7Pa, waxay u baahan tahay in la dubo oo la bamgareeyo.


Waqtiga boostada: Agoosto-22-2023