{"id":52,"date":"2026-06-04T09:24:02","date_gmt":"2026-06-04T09:24:02","guid":{"rendered":"https:\/\/wettingagent.net\/?p=52"},"modified":"2026-06-04T09:24:02","modified_gmt":"2026-06-04T09:24:02","slug":"sinadarin-hana-malalewa-%c6%99aramin-%c6%99ari-da-ke-hana-rufi-ya-malale-a-kan-wurare-masu-wahala","status":"publish","type":"post","link":"https:\/\/wettingagent.net\/ha\/sinadarin-hana-malalewa-%c6%99aramin-%c6%99ari-da-ke-hana-rufi-ya-malale-a-kan-wurare-masu-wahala\/","title":{"rendered":"Mai sa ruwa ya manne: \u0199aramin \u0199ari da ke hana rufi ya zamewa a kan wurare masu wahala"},"content":{"rendered":"
\n
\n

Bayan fiye da shekaru ashirin da biyar ina tsara sinadaran rufi don \u0199arfe, filastik, da itace, na gano cewa rashin yin manne yadda ya kamata shi ne \u0257aya daga cikin dalilan da suka fi yawa da ke sa ingantacciyar tsari ta gaza a wurin aiki. Za ka iya samun rarrabuwar launi mai kyau, sheki mai kyau, da \u0199arfafan kaddarorin injiniya, amma fentin zai iya taruwa a \u0199ananan \u0199wayoyi, ya yi gangara, ko ya bar wuraren bushewa a saman. A lokacin ne maganin ha\u0257awa da saman ke zama dole. Ba wai kawai suke sa ruwa ya bazu ba; suna sauya yadda rufin fenti ke hul\u0257a da saman kafin ya bushe.<\/p>\n

Magungunan sa ruwa su yi aiki ne ta hanyar rage \u0199arfin jawo ruwa na ruwa, don su iya shawo kan kuzarin saman abu. Yawancin saman masana'antu \u2014 bakin \u0199arfe mai mai, filastik masu \u0199arancin kuzari, ko ma aluminium \u0257an gurbata \u2014 suna da kuzarin saman \u0199asa da 40 mN\/m. Fentin ruwa na yau da kullum ba tare da taimako ba yana tsakanin 45\u201355 mN\/m. Sakamakon haka shi ne kusurwar tuntu\u0253a mai girma da yaduwa mara kyau. Mai sa ruwa ya manne mai kyau yana rage \u0199arfin jawo na saman ruwa zuwa 25\u201332 mN\/m, yana ba fentin damar zubowa daidai ya kuma samar da fim \u0257aya mai ci gaba.<\/p>\n

Akwai iyalai da dama na sinadarai. Magungunan sa ruwa na silicone (galibi polydimethylsiloxanes da aka gyara da polyether) suna da matu\u0199ar tasiri a \u0199ananan \u0199ima kuma suna ba da daidaitawa ka\u0257an. Nau'ikan fluorinated suna rage \u0199arfin jan saman mafi \u0199arfi kuma suna aiki da kyau a kan filastik masu wahala, amma suna da tsada sosai kuma na iya shafar daidaiton kumfa. Surfactants marasa ionic da magungunan shayarwa na acrylic suna ba da daidaitaccen yanayi tare da \u0199arancin illolin gefe kan sake rufe ko mannewa tsakanin lakoki. Za\u0253i yawanci ya danganta da abin da za a yi masa rufi, tsarin resin, da ko za a sake rufe rufin nan gaba.<\/p>\n

Har yanzu ina tuna wani aikin da muka yi shekaru ka\u0257an da suka wuce wanda ya nuna bambanci na aiki a fili. Muna ha\u0253aka primer na epoxy mai ruwa don tsararrakin aluminum da ake amfani da su a firam \u0257in gine-gine. An tsaftace aluminum \u0257in amma har yanzu yana \u0257auke da siririn layin oxide da kuma \u0257an mai mai haske lokaci-lokaci daga hannun jari. Ba tare da wani wakilin saukar ruwa ba, primer \u0257in ya nuna matsananciyar zamewa a gwaje-gwajen ja-da-kasa \u2014 manyan yankuna inda fim \u0257in ya ja baya ya koma \u0199ananan tsibiran. Kusurwar tuntu\u0253a a kan ainihin saman extrusion \u0257in ta kai digiri 68. Bayan bushewa, mun ga gibobi a fili da kuma \u0199arancin juriya ga tsatsa a gwajin feshin gishiri.<\/p>\n

Mun gudanar da kwatancen sarrafawa ta amfani da iri \u0257aya na asalin ha\u0257in magani, sannan muka \u0199ara wakilai masu laka guda uku a matakin 0.4 % na aiki dangane da jimillar nauyin maganin:<\/p>\n