Umgomo wokusebenza wenkomishi yokumunca uncike engxenyeni yomoya wephakeji, osetshenziswayo, amandla enkomishi yokuncela odongeni olufana nendiza, udonga, ukucindezela kwengilazi, izinto ezithambile zokuguqulwa kwenkomishi yokumunca kwenzeka, iphakethe lomoya liyakhishwa, ukwakheka kwe-vacuum. Ngaphakathi nangaphandle kwenkomishi yokumunca ukwenza umehluko womfutho womoya. Ngakho, inkomishi yokumunca inamathele ngokuqinile odongeni.
Izinkomishi zokumunca ezisetshenziswa ebulukhunini bezinto zenjoloba ethambile ngokuvamile zingu-60 ~ 70A, ngokuhambisana nalobu bunzima bento ethambile yerabha ikakhulukazi irabha (ivulcanized), i-silicone, i-TPE kanye ne-PVC ethambile yesine. Ukuqina kwe-TPU ikakhulukazi ku-75A noma ngaphezulu, ngokuvamile akuvamile ukusetshenziswa njengezinto zokusetshenziswa zezinkomishi zokumunca.
Izincomo ezingaphezulu | ||
I-Substrate Material | I-Overmold Amabanga | Okujwayelekile Izinhlelo zokusebenza |
I-Polypropylene (PP) | Ama-Sport Grips, Izibambo Zokungcebeleka,Amadivayisi Agqokekayo AmaKnobs Okunakekela Umuntu- Izixubho, Izinsingo, Amapeni, Izibambi Zamandla Nethuluzi Lesandla, Izibambo, Amasondo e-Caster, Amathoyizi | |
I-polyethylene (PE) | Igiya Lejimu, Okokugqoka Kwamehlo, Izibambo Zesixubho, Ukupakishwa Kwezimonyo | |
I-Polycarbonate (PC) | Izimpahla Zezemidlalo, Amabhande Esandla Agqokekayo, Ugesi Ophathwa Ngesandla, Izindlu Zezisetshenziswa Zebhizinisi, Amadivayisi Okunakekelwa Kwezempilo, Amathuluzi Esandla Namandla, Ezokuxhumana Nemishini Yebhizinisi | |
I-Acrylonitrile Butadiene Styrene (ABS) | Ezemidlalo nezokungcebeleka, Amadivayisi Agqokekayo, Izimpahla zasendlini, Amathoyizi, Izinto zikagesi eziphathwayo, Izibambo, Izibambo, amaKnobhu | |
I-Polycarbonate/acrylonitrile butadiene styrene (PC/ABS) | Igiya Lezemidlalo, Izinto Zangaphandle, Izimpahla Zasendlini, Amathoyizi, Izinto zikagesi eziphathwayo, Izibambo, Izibambo, amaknobhu, Amathuluzi Esandla Namandla, Ezokuxhumana Nemishini Yebhizinisi | |
Inayiloni 6 Ejwayelekile futhi Eshintshiwe, Inayiloni 6/6, Inayiloni 6,6,6 PA | Izimpahla Zokufaneleka, Igiya Lokuzivikela, Izisetshenziswa Zokuhamba Ngohambo Lwangaphandle, Izingubo Zamehlo, Izibambi Zebhulashi, Izingxenyekazi Zekhompyutha, Amathuluzi Otshani Nengadi, Amathuluzi Amandla |
I-SILIKE Si-TPVs Overmolding inganamathela kwezinye izinto ngokubumba umjovo. ilungele ukufaka ukubumba kanye noma ukubunjwa kwezinto eziningi. Ukubunjwa kwezinto eziningi kwaziwa ngokuthi i-Multi-shot injection molding, i-Two-Shot Molding, noma i-2K yokubumba.
Ama-Si-TPV anokunamathela okuhle kakhulu ezinhlobonhlobo ze-thermoplastics, kusukela ku-polypropylene ne-polyethylene kuya kuzo zonke izinhlobo zamapulasitiki obunjiniyela.
Lapho ukhetha i-Si-TPV yohlelo lokusebenza lokubumba ngaphezulu, uhlobo lwe-substrate kufanele lucatshangelwe. Akuwona wonke ama-Si-TPV azobophezela kuzo zonke izinhlobo zama-substrates.
Ukuze uthole ulwazi olwengeziwe mayelana nama-Si-TPV athile abumbe ngaphezulu kanye nezinto ezihambisana nawo ze-substrate, sicela uzizwe usithinte.
Izinhlayiya ze-Si-TPV ezithambile ze-TPU ziyi-elastomer esekwe ku-thermoplastic esekelwe ku-thermoplastic (i-silicone TPV) ehlanganisa ukuguquguquka kwenjoloba nezinzuzo zokucubungula ze-thermoplastics.I-SiTPV inephunga eliphansi, ayina-plastiizer, futhi kulula ukuhlanganisa ama-substrates anhlobonhlobo, okuhlanganisa i-PC, i-ABS, i-TPV yezinto zokwakha ezifanayo, i-ABS, i-PCV efanayo ilungele ukusetshenziswa njengezinkomishi zokumunca futhi iyisixazululo esithambile, esinobungani bemvelo.
I-PVC: Izinto ze-PVC zibhekwa njengeziphakeme kakhulu ngezinga lempahla yempahla yasendlini, kodwa ngenxa yemiphumela eyingozi yama-plasticizers emzimbeni womuntu, abakhiqizi abaningi baqala kancane kancane ukufuna izinto ezintsha zokuyishintsha. Ngaphezu kwalokho, izinga lokucindezelwa unomphela lokuguquguquka kwe-PVC likhulu kakhulu, ukumelana nokuguga nakho kujwayelekile, ngakho-ke akuyona into efanelekile esetshenziswa ezinkomishini zokumunca.
Irabha: Irabha esilinganisweni sesicelo senkomishi yokumunca iphezulu, kodwa umjikelezo wayo wokucubungula uvame ukuba, izinga eliphansi lokugaywa kabusha, izindleko eziphezulu. Ngaphezu kwalokho, mayelana nokuvikelwa kwemvelo, irabha inephunga elikhulu nezinye izinkinga.
I-Silicone: impahla ye-silicone iyirabha yokwenziwa, eyenziwe ngezinto ezihlukahlukene, inqubo yokukhiqiza eyinkimbinkimbi, amanani wezinto ezingavuthiwe aphezulu, izindleko eziphezulu zokucubungula. I-silicone izinga lokushisa eliphezulu neliphansi, ukumelana nowoyela kungcono, kodwa ukumelana nokuguga nokuguga kuncane kakhulu. Ukuqina kwe-tensile kumpofu kune-TPE.
I-TPE: I-TPE ingeyezinto ze-thermoplastic, kodwa okuqukethwe kwezinsini kuphezulu, kuyasebenziseka kabusha. Ukusebenza okuphezulu kokucubungula, akukho vulcanization, kungenziwa kabusha, kunciphise izindleko. Kodwa i-TPE evamile ifaneleka kakhulu ekukhiqizeni ezinye izinkomishi ezincane zokudonsa isisindo ezinesisindo, uma izimo zokusetshenziswa kwezidingo zenkomishi yokudonsa isisindo ziphezulu kakhulu, i-TPE ayikwazi ukuhlangabezana nezidingo.