Nekuda kwenzira dzakasiyana dzepolymerization dzeptfe, kune kumiswa zvinhu (suspension polymerization) uye dispersion materials (dispersion polymerization), zvinoti suspension ptfe, disperse ptfe, nzira dzekugadzirisa zvinhu zviviri zvakasiyana.
Nekuda kwenzira dzakasiyana dzepolymerization dzeptfe, kune kumiswa zvinhu (suspension polymerization) uye dispersion materials (dispersion polymerization), zvinoti suspension ptfe, disperse ptfe, nzira dzekugadzirisa zvinhu zviviri zvakasiyana.
Yakamiswa zvinhu (yakamiswa polytetrafluoroethylene)
Yayo huru yekugadzira nzira ndeye kufa kudzvanya nzira, ndiko kuti, chena upfu pasina kuwedzera zvishoma, zvino kufa uchitsikirira kuumba, sintering pamusoro payo inonyungudika tembiricha, uye ipapo kuburikidza akakodzera michina kugadzirisa mune zvigadzirwa, mumiririri zvigadzirwa nokuda ndiro, bhaa, chubhu. , firimu zvikamu zvina.
Dispersion zvinhu (ptfe)
PTFE poda yakatsetseka yakagadzirwa ne dispersion polymerization nzira inowanzonzi "kupararira".Nekuda kweiyo fibrotic maitiro ehupfu hwakatsetseka, kunyanya pakudziya kwepamusoro pe20 ℃, zvinokurudzirwa kuchengeta, kutakura uye kusanganisa zvinhu pa5 ~ 10 ℃ .Nzira yekugadzira yerudzi urwu rwezvinhu ndeyekushandisa mubatsiri (kazhinji petroleum ether kana peturu) uye hupfu mushure mekusanganiswa munzvimbo ye24 ℃ kana kupfuura kweinenge 24h (zadzisa the crystal phase change) wozogadzira, ne piston extrusion forming, drying, burning.Iyi nzira yekugadzira inowanzonzi paste extrusion, inozivikanwawo sepush.
Nekuda kwekupararira kwehupfu hwakatsetseka particle size, yakakamurwa kuita akati wandei magiredhi ezvakatemerwa, akasiyana masisitimu ane akasiyana compression ratio maitiro.Compression ratio isingasviki 100, inowanzo shandiswa kugadzira mbishi uye microporous tepi;Low compression ratio isingasviki mazana mashanu, inoshandiswa kugadzira zvigadzirwa zvepakati uye zvakakura; 500 ~ 2000 ndeyepakati compression ratio.2000 ~ 4400 yakakwirira compression reshiyo zvinhu, chinyorwa ichi chakakodzera kugadzirwa kwemutsetse mutete mutsetse mutete, unogona kuramba wakakura kureba uye kugadzirwa kwakanyanya.
Identification method: the main difference is the particle size of the two is not the same.Suspension material is coarse, dispersion material is fine.
Nguva yekutumira: Jun-20-2019