1. Umtshini ulula kwaye uvula ngokukhawuleza kwaye uvale. Ifuna kuphela ukujikeleziswa kwe-90 ° ukusuka ekuvuleni ngokupheleleyo ukuya kukuvalwa ngokupheleleyo, okwenza kube lula ukuyilawula ukude.
2. Ubungakanani obuncinci, ubunzima obulula, isakhiwo esilula, ukugcinwa lula, amakhonkco okutywina ahambahamba ngokubanzi, kwaye ukuchithwa kunye nokutshintshwa kulungelelaniso.
3. Iqinile kwaye ithembekile.Ivalve yebhola yePVCinemigangatho emibini yokutywina, kwaye okwangoku, iiplastiki ezahlukeneyo zisetyenziswa ngokubanzi njengezixhobo zokutywina ezingaphezulu kwiivalvu zebhola, ezinomsebenzi wokutywina kwaye zinokufikelela ukutywinwa okupheleleyo. Ikwasetyenziswa ngokubanzi kwiinkqubo zevacuum. Ifanelekile kumajelo osasazo asebenzayo afana namanzi, izinyibilikisi, iiasidi, kunye nerhasi yendalo, kunye namajelo eendaba aneemeko zokusebenza ezinzima njengeoksijini, ihydrogen peroxide, i-methane, kunye ne-ethylene, isetyenziswa kakhulu kumashishini afana nokusulungekiswa kwepetroleum, imibhobho emide, imichiza, ukwenza amaphepha, amayeza, ukongiwa kwamanzi, indawo yokugcina amanzi, indawo yokuhlala yentsimbi, indawo yombane, indawo yombane kunye nentsimbi yesizwe.
4. Ukuxhathisa ulwelo kuncinci, kwaye iivalvu zebhola ezigcweleyo ziphantse zingabikho ukumelana nokuhamba.
Xa ivuliwe ngokupheleleyo okanye ivalwe ngokupheleleyo, imiphezulu yokutywina yeibhola kunye nesitulo sevalvezibekwe zodwa ukusuka kumbindi, kwaye xa i-medium idlula, ayisayi kubangela ukhukuliseko lomphezulu wokutywina wevalve.
5. Ivalve yebhola yePVCinoluhlu olubanzi lwezicelo, ezinobubanzi ukusuka kwiimilimitha ezimbalwa ukuya kwiimitha ezimbalwa, kwaye zingasetyenziswa ukusuka kwi-vacuum ephezulu ukuya kuxinzelelo oluphezulu.
Ngenxa yepropathi yokucima ii-valve zebhola ngexesha lokuvula nokuvalwa, zingasetyenziselwa kwimidiya kunye neengqungquthela eziqinileyo ezimisiwe.
Ixesha lokuposa: Jul-14-2025