Fadada polypropylene (EPP a takaice) wani haske ne mai tsananin haske, rufaffiyar sel thermoplastic kumfa mai tushe bisa kumfa polypropylene.Baƙar fata ne, ruwan hoda ko fari, kuma diamita gabaɗaya yana tsakanin φ2 da 7mm.EPP beads sun ƙunshi matakai biyu, m da gas.Yawancin lokaci, lokaci mai ƙarfi kawai yana lissafin 2% zuwa 10% na jimlar nauyin, sauran kuma gas ne.Matsakaicin mafi ƙarancin yawa shine 20-200 kg/m3.Musamman ma, nauyin EPP ya fi sauƙi fiye da na polyurethane kumfa a ƙarƙashin tasiri iri ɗaya na makamashi.Sabili da haka, sassan kumfa da aka yi da beads na EPP suna da nauyi a nauyi, suna da kyakkyawan juriya na zafi, kyawawan kaddarorin kwantar da hankali da ingantattun kayan aikin injiniya, kuma suna da 100% lalacewa kuma ana iya sake yin su.Duk waɗannan fa'idodin sun sanya EPP ɗaya daga cikin kayan da aka fi amfani da su a fagage da yawa, a kowane fanni na rayuwarmu:
A cikin filin kera motoci, EPP shine mafi kyawun mafita don cimma abubuwan da ba su da nauyi, irin su bumpers, ginshiƙan mota A-ginshiƙai, abubuwan girgiza gefen mota, muryoyin girgiza kofa, kujerun motocin aminci na ci gaba, akwatunan kayan aiki, kututtuka, armrests, kayan polypropylene foamed za a iya amfani da sassa kamar kasa farantin, sun visor da kayan aiki panel.Bayanan ƙididdiga: A halin yanzu, matsakaicin adadin filastik da ake amfani da su a cikin motoci shine 100-130kg / abin hawa, wanda aikace-aikacen polypropylene mai kumfa shine 4-6kg / abin hawa, wanda zai iya rage nauyin motoci har zuwa 10%.
A fagen marufi, marufi da aka sake amfani da su da kwantena na sufuri da aka yi da EPP suna da halaye na adana zafi, juriya na zafi, juriya na lalata, rufi, tsawon rayuwar sabis, da dai sauransu, ba su ƙunshi mahaɗan ƙwayoyin cuta masu canzawa ba, ba su ƙunshi abubuwa guda ɗaya waɗanda suke ba. cutarwa ga ozone Layer ko nauyi karafa Material marufi, za a iya narkar da bayan dumama, 100% muhalli abokantaka.Ko dai daidaitattun kayan lantarki ne, ko jigilar 'ya'yan itace, daskararre nama, ice cream da sauran abinci, ana iya amfani da kumfa polypropylene mai faɗaɗa.Dangane da gwajin matakin danniya na BASF, EPP na iya kaiwa 100 ko fiye da hawan jigilar kayayyaki akai-akai, wanda ke adana kayan aiki sosai kuma yana rage farashin marufi.
Lokacin aikawa: Agusta-31-2022