A na-ejikarị ejima ịghasa extruders eme ihe maka mgbanwe anụ ahụ nke polymers, a pụkwara iji ya mee ihe maka extrusion nke ngwaahịa a kpụrụ akpụ. Njirimara nri ya ka mma, yana ọ nwere ngwakọta dị mma, ikuku ikuku, na ọrụ nhicha onwe ya karịa otu onye na-apụ apụ. Site na nchikota nke ụdị dị iche iche nke ihe nkedo screw, ejima ejima-screw extruder nwere ọrụ iyuzucha nke e mere n'ụdị ihe mgbochi ụlọ nwere ike iji mee ihe n'akụkụ ndị a.
- Mmepụta nke masterbatch
Ngwakọta nke irighiri plastik na ihe mgbakwunye bụ nnukwu ogbe. Ihe mgbakwunye gụnyere pigmenti, ihe ndochi na ihe mgbakwunye na-arụ ọrụ. The ejima-ịghasa extruder bụ isi akụrụngwa nke masterbatch mmepụta akara, eji maka homogenization, dispersion na ịgwakọta ihe mgbakwunye na polymer matrix.
- Ngbanwe mgbanwe
Nye ọrụ agwakọta kacha mma n'etiti matriks na ihe mgbakwunye, ihe ndochi. Nri iko bụ ihe kachasị mkpa na-agba ume, mana enwere ike jikọta eriri ndị ọzọ na ndị na-ebu polymer. Site n'ịgbakwunye eriri na ijikọta ya na polymers, ihe ndị nwere ike dị elu na mmetụta dị elu nwere ike ịnweta, ma n'otu oge ahụ, ịdị arọ na ọnụ ahịa nwere ike ibelata.
- Egwu
N'ihi nchikota nke skru abụọ ahụ, usoro ịkpụcha ihe nke ihe na-eme ka ọ bụrụ ihe na-eme ka ọ dịkwuo elu na-eme ka oyi akwa nke ihe ahụ dịkwuo mma, nke mere na ejima-screw extruder na-arụ ọrụ dị mma karịa otu ihe nkedo nke ike gwụrụ. extruder. The iyuzucha arụmọrụ.
- Extrusion ozugbo
Ejima-skru extruder nwekwara ike ikpokọta ngwakọta na extrusion ịkpụzi. Site n'iji otu isi na akụrụngwa kwesịrị ekwesị nke ala, ọ nwere ike ịmepụta ngwaahịa emechara n'ụzọ dị irè karị, dị ka ihe nkiri, efere, ọkpọkọ, na ihe ndị ọzọ. Extrusion ozugbo nwere ike ịhapụ usoro nke jụrụ oyi na pelletizing na reheating na agbaze, na ihe a na-edobe obere nrụgide okpomọkụ na nrụgide siri ike. Usoro dum nwere ike ịchekwa ike na usoro ahụ nwere ike gbanwee ngwa ngwa.
