Ifayibha ye-Aramidyifayibha eyenziweyo esebenza kakhulu, enamandla aphezulu kakhulu, imodulus ephezulu, ukumelana nobushushu obuphezulu, ukumelana ne-asidi kunye ne-alkali, ilula, kunye nezinye iimpawu ezintle. Amandla ayo anokufikelela kwi-5-6 yentambo yentsimbi, imodulus iphindwe ka-2-3 yentambo yentsimbi okanye ifayibha yeglasi, ukuqina kwayo kuphindwe ka-2 yentambo yentsimbi, kwaye ubunzima bayo buyi-1/5 kuphela yentambo yentsimbi. Kubushushu obuphezulu be-560 ℃, iifayibha ze-aramid zinokuhlala zizinzile, zingaboli, kwaye azinyibiliki. Ukongeza, ineempawu ezilungileyo zokuthintela ukuguga kunye nobomi obude benkonzo. Okwangoku, izixhobo eziphambili zokukhusela iimbumbulu (ezifana neevesti zokukhusela iimbumbulu, kunye nezigcina-ntloko ezikhusela iimbumbulu) zisetyenziswa rhoqoamalaphu efayibha ye-aramidPhakathi kwazo, ilaphu elilula le-aramid fiber elinobunzima obuphantsi lelinye lawona malungiselelo aphambili kwicandelo lokukhusela iimbumbulu. Xa kuthelekiswa nee-undershirts zemveli ze-nylon kunye nee-helmet zentsimbi, ii-undershirts kunye nee-helmet ezikhusela iimbumbulu ezinee-fibers ze-aramid ezongeziweyo azincinci kwaye zilula kuphela kodwa zikwasebenza ngakumbi ngama-40% ngokuchasene neembumbulu.
Umgaqo osebenzayo weevesti ezikhusela iimbumbulu ungaqondwa ngolu hlobo: xa imbumbulu ibetha umaleko welaphu levesti, amaza oxinzelelo kunye noxinzelelo lwenziwa malunga nendawo yokubetha. La maza adlula ekusasazekeni ngokukhawuleza nasekusasazekeni kwefayibha, anokuhamba ngenani elikhulu leefayibha, aze emva koko aye kwindawo enkulu ukuze afunxe amandla e-shock wave. Yile ndlela yokufunxa amandla amaninzi enciphisa ngempumelelo impembelelo yeembumbulu emzimbeni womntu, ngaloo ndlela eqonda impembelelo yokukhusela yeevesti ezikhusela iimbumbulu.
Izinto ezikhusela iimbumbulu kunye nokusebenza kwazo okugqwesileyo
Isiseko seevesti ezikhusela iimbumbulu sikwizinto zefayibha ezinamandla aphezulu abazisebenzisayo, apho iifayibha zepara-aramid, ezaziwa ngokuba ziifayibha zepara-aromatic polyamide, zizinto ezikhusela iimbumbulu ezihlonitshwayo kakhulu. Ulwakhiwo lwayo lweekhemikhali olulinganayo kakhulu lunika ukuqina okugqwesileyo kwetsheyini yemolekyuli, okwenza yahluke kakhulu kwiipolymers zetsheyini eziguquguqukayo eziqhelekileyo ngokubhekiselele ekunyibilikeni, kwiimpawu ze-rheological, kunye nokucubungula.
Iifayibha zePara-aramid zaziwa ngeempawu zazo zomzimba neze-mechanical ezibalaseleyo, kuquka amandla aphezulu kakhulu, ii-modulus eziphezulu, kunye nokukhanya okuphantsi. Amandla azo athile aphezulu ngokuphindwe kahlanu ukuya kathandathu kuneefayibha zentsimbi zesiqhelo, kwaye ii-modulus zazo ezithile zidlula ezo zefayibha zentsimbi ngomlinganiselo wesibini ukuya kwesithathu. Ukongeza, iifayibha zibonisa iimpawu ezintle kakhulu zobushushu, ezinokumelana nobushushu obuphezulu, ukwanda okuphantsi, kunye nokuqhuba kobushushu obuphantsi, kwaye azitshi okanye zinyibilike. Iifayibha zePara-aramid zikwaziwa ngokuba “ziifayibha ezikhusela iimbumbulu” ngenxa yobushushu bazo obuhle, ukumelana nokugqwala, kunye nokumelana nokwaluphala.
Izicelo kunye namathemba e-Para-I-Aramid Fiber
I-Para-aramid fiber, into ebalulekileyo kushishino lokhuselo nolwemikhosi, isetyenziswa kakhulu kwihlabathi liphela. Ngokwezibalo, umlinganiselo we-aramid kwiifayibha zokukhusela e-US ungaphezulu kwama-50% kunye ne-10% eJapan. Iimpawu zayo ezikhaphukhaphu zenza iivesti kunye nezigcina-ntloko ze-aramid ezingangenisi bullet, nto leyo enokuphucula kakhulu amandla okuphendula ngokukhawuleza komkhosi. Ukongeza, i-para-aramid isetyenziswa kakhulu kwiimoto, unxibelelwano, i-aerospace, kunye nemidlalo yangaphandle ngenxa yokusebenza kwayo okuhle kakhulu.
Ixesha leposi: Meyi-19-2025
