PTFE waalka balanbaalis dahaadh
ThePTFE waalka balanbaalis dahaadhwaa waalka warshadaha ee rubuc-rog ah oo leh dahaar gudaha oo buuxa oo Polytetrafluoroethylene ah - oo si caadi ah loo yaqaan Teflon - kaas oo si buuxda uga soocaya warbaahinta habka jirka waalka birta. Dahaarkani wuxuu bixiyaa iska caabin daxaleed oo heer sare ah oo loogu talagalay kiimikooyinka gardarrada ah, dareerayaasha saafiga ah ee sarreeya, iyo heerkulka xad-dhaafka ah, taasoo ka dhigaysa doorashada la doorbidayo ee warshadaha adag iyo jawiga shaqada ee kuleylka adag.
Labada dahaarka PTFE iyo PFA (Perfluoroalkoxy) waa la heli karaa. In kasta oo PTFE ay bixiso iska caabin kiimiko oo aad u ballaaran, PFA badanaa waxaa loo door bidaa codsiyada vacuum-ka sare ama kuwa firfircoon ee walwalsan sababtoo ah iska caabinta dildilaaca ee sareysa iyo dabacsanaanta culeyska farsamada.
Thenaqshadda jirka oo kala qaybsanWaxay u oggolaanaysaa in la galo oo la beddelo dahaarka iyo qaybaha gudaha iyada oo aan laga saarin waalka dhuumaha, taasoo si weyn u yareynaysa waqtiga dayactirka iyo wadarta kharashka lahaanshaha.
A waalka si buuxda loo dahaadhaywuxuu daboolaa dhammaan meelaha qoyan - jirka iyo saxanka - isagoo bixinaya ilaalin ugu badan oo ku jirta warbaahinta aadka u daxalka badan.waalka qayb ahaan la safeeyeyWaxay PTFE ku dabaqaysaa oo keliya kursiga, iyadoo bixinaysa xal kharash-ool ah oo loogu talagalay jawi aan dhib badnayn. Labada habaynba waa la heli karaa marka la codsado.
Waxaa laga heli karaa saddex qaab oo jirka ah si ay ugu habboonaato qaababka dhuumaha kala duwan:nooca buskudka, nooca lugaha, iyonooca laba-laaban ee flanged.
Go'doomin buuxda oo ku saabsan warbaahinta habka— Dahaarka PTFE wuxuu daboolayaa dhammaan dusha sare ee qoyan ee gudaha, isagoo hubinaya inaysan jirin wax xiriir ah oo u dhexeeya warbaahinta gardarrada leh iyo jirka birta inta lagu jiro cimriga adeegga waalka.
| Naqshadeynta & soo saarista | API 609 / EN 593 |
| Fool ka fool | ISO 5752 / EN 558-1 Taxanaha 20 |
| Dhamaadka flange-ka | EN 1092-2 PN10/PN16 | Fasalka ANSI 125/150 | AS 2129 Shaxda D/E |
| Cabbirka baaxadda | Wafer / Lug | DN50–DN600 (2″–24″) |
| Qiimaynta cadaadiska | PN10 / 150 psi |
| Tijaabo & kormeer | API 598 / EN 12266 / ISO 5208 |
| Ku rakibidda dhaqdhaqaaqaha | ISO 5211 |
| Jidh | Birta Ductile / Birta Kaarboon / Bir aan miridh lahayn |
| Saxanka | PTFE bir ah oo dahaar leh (PFA) / PTFE bir ah oo dahaar leh (PFA) / Bir aan dahaar lahayn oo la safeeyey |
| Dahaarka jirka | PTFE oo leh xarig silikoon ah oo gadaal u taagan |
| Usha | Bir aan miridh lahayn / Bir laba jibbaaran oo aan miridh lahayn |
| Bushing | PTFE |
| Boolal | Bir aan miridh lahayn |









