Tare da saurin ci gaba a fannin fasahar amfani da filastik mai ƙarfi da aka ƙera,kayan da aka yi da resin phenolican yi amfani da su sosai a fannoni daban-daban. Wannan ya faru ne saboda ingancinsu na musamman, ƙarfin injina mai girma, da kuma kyakkyawan aiki. Ɗaya daga cikin muhimman kayan wakilci shinekayan aikin resin gilashin phenolic.
Gilashin phenolic fiber, daga cikin farkon resin roba na masana'antu, yawanci polycondensate ne wanda aka samar ta hanyar polymerization na phenols da aldehydes a gaban alkaline catalyst. Sannan ana gabatar da wasu ƙarin abubuwa don haɗa tsarin macromolecular, suna canza shi zuwa tsarin macromolecular mai girma uku wanda ba ya narkewa kuma ba zai iya narkewa ba, ta haka ya zama na yau da kullunkayan polymer na thermosetting. Ana matuƙar daraja resin phenolic saboda kyawawan halayensu, gami da kyakkyawan juriya ga harshen wuta, kwanciyar hankali, da kuma ƙarfin injina mai kyau. Waɗannan halaye sun haifar da bincike mai zurfi da amfani da kayan resin gilashin phenolic.
Yayin da tattalin arzikin masana'antu ke ci gaba da bunkasa cikin sauri, ana ƙara buƙatar kayan zare na gilashi masu siffar phenolic. Saboda haka,zare-zaren gilashin phenolic masu ƙarfi da juriya ga zafiana ci gaba da haɓaka da amfani da su sosai.Resin phenolic da aka gyara da aka ƙarfafa da zaren gilashi (FX-501)A halin yanzu yana ɗaya daga cikin kayan resin gilashin phenolic da aka fi samun nasara. Sabon nau'in kayan phenolic ne da aka gyara kuma aka ƙarfafa wanda aka ƙirƙira ta hanyar haɗa zaruruwan gilashi cikin matrix na resin na asali ta hanyar haɗawa.
Kayayyakin Inji da Matsayin Tsarin Mulki
Gilashin phenolic fiber resinsau da yawa ana zaɓar shi azaman matrix donkayan da ke jure lalacewa, tensile, da matsewasaboda ƙarfinsa mai kyau, juriyar sinadaran da ke narkewa, da kuma kyawawan halayen injiniya kamar hana harshen wuta.kayan matrixgalibi yana aiki a matsayin abin ɗaurewa, yana haɗa dukkan abubuwan haɗin ta hanyar halitta.Zaren gilashiSuna aiki a matsayin manyan sassan ɗaukar kaya a cikin kayan da ba sa jure lalacewa, suna samar da ƙarfin ɗaukar kaya, kuma aikinsu mai kyau yana tasiri kai tsaye ga tasirin ƙarfafawa akan matrix.
Aikin matrix ɗin shine haɗa sauran sassan kayan tensile sosai, tabbatar da cewa an canja wurin kaya daidai gwargwado, an rarraba su, sannan aka rarraba su zuwa ga nau'ikan zaren gilashi daban-daban. Wannan yana ba da wani ƙarfi da tauri ga kayan. Zaren da aka saba amfani da su, gami da zaren gilashi, zaren organic, zaren ƙarfe, da zaren ma'adinai, suna taka rawa wajen daidaita ƙarfin tensile na kayan.
Nauyin Load a cikin Haɗaɗɗun Haɗaɗɗu da Tasirin Abubuwan da ke Cikin Zare
In kayan haɗin fiber na gilashin phenolictsarin, duka biyunZaruruwa da resin matrix suna ɗaukar nauyin, tare da zare-zaren gilashi da suka rage babban mai ɗaukar kaya. Lokacin da aka fuskanci lanƙwasa ko matsin lamba na matsewa, matsin lambar yana canzawa daga resin matrix zuwa zaren gilashi ɗaya ta hanyar haɗin, yana wargaza ƙarfin da aka ɗauka yadda ya kamata. Wannan tsari yana inganta halayen injiniya na kayan haɗin. Saboda haka, ƙaruwa mai dacewa aAbubuwan da ke cikin zaren gilashi na iya haɓaka ƙarfin haɗakar zaren gilashin phenolic.
Sakamakon gwaji ya nuna waɗannan:
- Haɗaɗɗen fiber ɗin gilashin phenolic tare da kashi 20% na fiber ɗin gilashiyana nuna rashin daidaiton rarrabawar zare, inda wasu yankuna ma ba su da zare.
- Haɗaɗɗen fiber ɗin gilashin phenolic tare da kashi 50% na fiber ɗin gilashiyana nuna rarrabawar zare iri ɗaya, saman karyewar da ba ta dace ba, kuma babu wata alama mai mahimmanci ta fitar da zare mai yawa. Wannan yana nuna cewa zaren gilashin za su iya ɗaukar nauyin tare, wanda ke haifar daƙarfin lankwasawa mafi girma.
- Idan abun cikin fiber ɗin gilashi ya kai kashi 70%, yawan sinadarin zare yana haifar da ƙarancin sinadarin resin matrix. Wannan na iya haifar da abubuwan da ba su da kyau na "resin" a wasu yankuna, yana kawo cikas ga canja wurin damuwa da kuma haifar da yawan damuwa na gida. Saboda haka, gabaɗayan halayen injiniya na kayan haɗin fiber ɗin gilashin phenolic.suna raguwa.
Daga waɗannan binciken,Matsakaicin adadin da aka yarda da ƙara zaren gilashi a cikin haɗakar zaren gilashin phenolic shine 50%.
Inganta Aiki da Abubuwan da Ke Tasiri
Daga bayanan lambobi,haɗakar gilashin phenolic fiberdauke da 50% na zare na gilashinuna kimaninƙarfin lankwasawa sau ukukumaƙarfin matsi sau huɗuidan aka kwatanta da tsantsar resin phenolic. Bugu da ƙari, wasu abubuwan da ke tasiri ga ƙarfin robobi masu ƙarfi na gilashin phenolic sun haɗa datsawon zaren gilashida kuma nasualkiblar.
Lokacin Saƙo: Yuni-18-2025
