Plastiki dilanni ye ɛntɛrinɛti fɛɛrɛ ye min bɛ kɛ ni fɛɛrɛ suguya caman ye walasa ka plastiki caman tigɛli kɛ plastiki fɛnw ye. O fɛn caman tigɛli waati la, ninnu dɔ walima caman bɛ kɛ tuma caman na: fɛn caman Changements de polimère rheologie ani farikolo ni kemikaliya cogoyaw.
Moulding de compression (Dɔnkilida-minɛn) (Compression Molding).
Minɛnba minnu bɛ Kɛ ni 'compression molding ye, olu ye presse ni moulding ye. Minɛn min bɛ kɛ ka caya, o ye ji-minɛn ye min bɛ a yɛrɛ{1}}, a girinya bɛ daminɛ tɔni tan na ka se tɔni kɛmɛ ma. Jiginni-degun-minɛnw ni sanfɛ-degun-minɛnw bɛ yen. Moulu min bɛ kɛ ka compression molding kɛ, o bɛ wele ko compression mold, o tilalen don kulu saba ye: overflow mold, semi-overflow mold, ani non-overflow mold. Nafa minnu bɛ compression molding na, olu ye ko a bɛ se ka fɛnw dila minnu yɔrɔ fla ka bon, wa a bɛ se ka fɛn caman dilan. A nafaw ye a dilanni waati janw ye ani a baarakɛcogo dɔgɔyali.
Pikiri kɛcogo
Lamination molding ka teli ka baara kɛ ni lamination press ye. Nin mansin sugu in bɛ ni presse funteniman caman ye minnu bɛ panpan degun plati lamagannenw ni jɔlenw cɛ. Fɛn minnu bɛ kɛ ka caya lamini dilanni na, olu ye finimugu ye, fini min bɛ kɛ ni galasi ye, papiye ani asibiti fini. Resinw ye fenɔli resinw ye, epoksi resinw, poliyesitɛri resinw saturabaliw, ani thermoplastique resin dɔw. Pikiri fiyɛli, extrusion fiɲɛbɔli, stretch blow molding, film coating, hot melt coating, fluidized bed spraying, tasuma fiyɛli, electrostatique fiyɛli, plasma fiyɛli.
Moulding d’extrusion (bɔli) min bɛ kɛ
Extrusion molding, n’a bɛ fɔ fana ko extrusion molding walima extrusion, o ye fɛɛrɛ ye min bɛ fɛnw dilan tuma bɛɛ die fɛ u bɛ woyo cogo min na, n’u bɛ sumaya ani k’u degun extruder kɔnɔ. Extrusion bɛ Kɛ kosɛbɛ ka thermoplastiques (sɔgɔsɔgɔninjɛ) mɔli, nka a bɛ Se ka Kɛ fana ni thermosetting plastiki dɔw ye. Fɛn minnu bɛ bɔ kɛnɛma, olu ye fɛnw ye minnu bɛ to senna, i n’a fɔ pibilikiw, berew, filamanw, filimuw, ani nɛgɛ ni kabali dacogo. Ka fara o kan, a bɛ se ka kɛ ka plastiki ɲagami, ka plastiki granulation kɛ, ka kulɛri kɛ, ani ka a ɲagami. Extrusion molding machine bɛ Kɛ ni extrusion minɛnw ye, transmission mechanism ani funteni ni nɛnɛbɔlan. Extruders bɛ sɔrɔ suguya fila la: vis suguya (kuru kelen ani vis caman-) ani piston suguya. Fɔlɔ ye 'extrusion (bɔli) ye min bɛ To sen na, k'a sɔrɔ laban in bɛ Kɛ waati ni waati. -screw extruder kelen ka jɔcogo jɔnjɔn ye kɛrɛnkɛrɛnnenya la, fɛnw cili minɛn, balominɛn, barili, kuru, die kun ani die ye. Dɛmɛminɛn minnu bɛ kɛ ka fɛnw bɔ kɛnɛma, olu bɛ don kuluba saba kɔnɔ: fɛnw furakɛli ɲɛfɛ minɛnw (i n’a fɔ fɛnw lasecogo ni u jalen), fɛnw bɔli minɛnw baaracogo (u cogoya, u nɛnɛ, u samali, u tigɛcogo, walima u wulicogo), ani u dilanni cogoya kɔlɔsili minɛnw.
Pultrusion (Pultrusion Moulding) ye
Pultrusion ye fɛn dilanni fɛɛrɛ dɔ ye min bɛ kɛ ka fibre-plastiki barikamaw sigi funteni na. A bɛ kɛ ka profilw dilan ni cross-sectional cogoya jɔlen ye ani janya dan tɛ minnu na. O fɛn dilanni kɛcogo ye ka fiɲɛw sama minnu bɛ to senna minnu falen don resin na ka tɛmɛ die sumalen dɔ fɛ, ka sɔrɔ ka resin kɛnɛya ka taa a fɛ funteni so kɔnɔ walasa ka sira kelen fɛ fanga caman -fanga caman sɔrɔ plastiki la min barika ka bon tuma bɛɛ.
Resin minnu bɛ kɛ ka caya ka kɛ pultrusion molding ye, olu ye poliyester unsaturated, epoxy ani silicone ye. Poliyesitɛri resin min tɛ satura, o de bɛ kɛ ka caya. A ka c’a la, pultrusion molding machine bɛ kɛ ni fibre arrangement device ye, resin tank, preforming device, die and heating device, traction device ani tigɛminɛn.
