labarai

Matrix resin na thermoplastic composites ya haɗa da robobi na injiniya na gabaɗaya da na musamman, kuma PPS wakili ne na musamman na robobin injiniya na musamman, wanda aka fi sani da “zinariyar filastik”.Abubuwan da ake amfani da su sun haɗa da abubuwa masu zuwa: kyakkyawan juriya na zafi, kyawawan kayan aikin injiniya, juriya na lalata, da kuma ƙonewa har zuwa matakin UL94 V-0.Saboda PPS yana da fa'idodin aikin da ke sama, kuma idan aka kwatanta da sauran manyan injiniyoyin injiniyoyi na thermoplastic, yana da halaye na sauƙin sarrafawa da ƙarancin farashi, don haka ya zama madaidaicin matrix resin don kera kayan haɗin gwiwa.

PPS tare da ɗan gajeren gilashin fiber (SGF) kayan haɗin gwal yana da fa'idodin ƙarfin ƙarfi, juriya mai zafi, ƙarancin wuta, aiki mai sauƙi, ƙarancin farashi, da sauransu.
PPS tsawon gilashin fiber (LGF) hada kayan yana da abũbuwan amfãni daga high tauri, low warpage, gajiya juriya, mai kyau samfurin bayyanar, da dai sauransu Ana iya amfani da impellers, famfo casings, gidajen abinci, bawuloli, sinadaran famfo impellers da casings, sanyaya ruwa. impellers da Shell, kayan aikin gida, da dai sauransu.

Don haka menene takamaiman bambance-bambance a cikin kaddarorin gajeriyar fiber gilashin (SGF) da fiber gilashi mai tsayi (LGF) ƙarfafa abubuwan haɗin PPS?

An kwatanta cikakkun kaddarorin PPS/SGF (gajeren fiber gilashin) abubuwan da aka haɗa da PPS/LGF (fiber gilashi mai tsayi).Dalilin da yasa ake amfani da tsarin narkewa na narkewa a cikin shirye-shiryen granulation na dunƙule shi ne cewa ƙaddamar da ƙwayar fiber ɗin yana samuwa a cikin ƙirar impregnation, kuma fiber ba ta lalace ba.A ƙarshe, ta hanyar kwatanta bayanai na kayan aikin injiniya na biyu, zai iya ba da goyon bayan fasaha ga ma'aikatan kimiyya da fasaha na aikace-aikace lokacin zabar kayan.

Binciken kayan aikin injiniya
Ƙarfafa zaruruwan da aka ƙara a cikin matrix resin na iya samar da kwarangwal mai goyan baya.Lokacin da kayan haɗin gwiwar ke ƙarƙashin ƙarfin waje, filaye masu ƙarfafawa na iya ɗaukar nauyin nauyin nauyin waje yadda ya kamata;a lokaci guda, yana iya ɗaukar makamashi ta hanyar karaya, nakasawa, da dai sauransu, kuma yana inganta kayan aikin injiniya na resin.

Lokacin da abun ciki na fiber gilashin ya karu, ƙarin filayen gilashin a cikin kayan haɗin gwiwar suna ƙarƙashin ƙarfin waje.A lokaci guda, saboda karuwa a cikin adadin gilashin gilashin, matrix resin matrix tsakanin gilashin gilashin ya zama bakin ciki, wanda ya fi dacewa da gina gine-ginen gilashin gilashi;sabili da haka , karuwar abun ciki na gilashin gilashi yana ba da damar kayan haɗin gwiwar don canja wurin ƙarin danniya daga resin zuwa gilashin gilashin a ƙarƙashin nauyin waje, wanda ya inganta ingantaccen haɓakawa da lanƙwasa kayan haɗin gwiwar.
Ƙaƙƙarfan ƙarfi da sassauƙa na abubuwan haɗin PPS/LGF sun fi na PPS/SGF composites.Lokacin da yawan juzu'i na fiber gilashin shine 30%, ƙarfin ƙarfin ƙarfi na PPS / SGF da PPS / LGF composites sune 110MPa da 122MPa, bi da bi;Ƙarfin sassauƙan 175MPa da 208MPa, bi da bi;Moduli na roba mai sassauƙa sune 8GPa da 9GPa, bi da bi.
Ƙarfin ƙwanƙwasa, ƙarfin ƙwanƙwasa da ƙwanƙwasa na ƙwanƙwasa na PPS/LGF composites an ƙara su da 11.0%, 18.9% da 11.3%, bi da bi, idan aka kwatanta da PPS/SGF composites.Tsawon adadin riƙewar gilashin fiber a cikin kayan haɗin PPS/LGF ya fi girma.Ƙarƙashin abun ciki na fiber gilashi guda ɗaya, kayan haɗin gwiwar yana da ƙarfin juriya da kayan aiki mafi kyau.