Ahịrị Mgbakwunye PITA/PLA mpempe akwụkwọ
Isi Nkà na ụzụ Paramita
| Ụdị nlereanya | Ụdị ihe eji ewepụta ihe | Ọkpụrụkpụ ngwaahịa (mm) | Isi ike moto (kw) | Ike mmịpụta kachasị elu (kg/h) |
| Ọtụtụ oyi akwa | JWE75/40+JWE52/40-1000 | 0.15-1.5 | 132/15 | 500-600 |
| Otu oyi akwa | JWE75/40-1000 | 0.15-1.5 | 160 | 450-550 |
| Ọ dị irè nke ukwuu | JWE95/44+JWE65/44-1500 | 0.15-1.5 | 250/75 | 1000-1200 |
| Ọ dị irè nke ukwuu | JWE110+JWE65-1500 | 0.15-1.5 | 355/75 | 1000-1500 |
Rịba ama: Nkọwapụta ndị a nwere ike ịgbanwe na-enweghị ọkwa tupu oge eruo.
Isi Nkà na ụzụ Paramita
| Ụdị nlereanya | Ọtụtụ oyi akwa | Otu oyi akwa | Ọ dị irè nke ukwuu |
| Nkọwapụta ihe na-ewepụta ihe | JW120/65-1000 | JW120-1000 | JW150-1500 |
| Ọkpụrụkpụ nke ngwaahịa ahụ | 0.20-1.5mm | 0.2-1.5mm | 0.2-1.5mm |
| Ike moto bụ isi | 132kw/45kw | 132kw | 200kw |
| Ike mmịpụta kachasị elu | 600-700kg/saa | 550-650kg/saa | 800-1000kg/h |
Rịba ama: Nkọwapụta ndị a nwere ike ịgbanwe na-enweghị ọkwa tupu oge eruo.
Mpempe akwụkwọ PLA
PLA bụ ụdị ahịrị Aliphatic Polyesters. Enwere ike iji PLA mee ihe na ngwugwu siri ike nke mkpụrụ osisi, akwụkwọ nri, àkwá, nri esi nri na nri a ṅara n'ọkụ, a pụkwara iji ya mee ihe maka nkwakọ ngwaahịa sanwichi, bisikiiti na ụfọdụ ngwugwu ndị ọzọ dị ka okooko osisi ọhụrụ.
Nkọwa Ngwaahịa
A pụrụ ịgbaze polylactic acid (PLA) kpamkpam ka ọ bụrụ carbon dioxide na mmiri n'ọnọdụ ebumpụta ụwa mgbe a tụfuru ya. Ọ nwere ezigbo iguzogide mmiri, ihe ndị dị ndụ na-eguzogide ya, enweghị mmetọ gburugburu ebe obibi, ihe ndị dị ndụ nwere ike ịmịkọrọ ya, ọ nweghịkwa mmetọ gburugburu ebe obibi. N'otu oge ahụ, PLA nwekwara ezigbo ihe ndị dị ndụ na-eji arụ ọrụ. Ọ nwere ike imetụta ya nke ukwuu, ezigbo mgbanwe na nkwụsi ike okpomọkụ, ike nhazi, enweghị mgbanwe agba, ezigbo nnyefe oxygen na uzuoku mmiri, yana ezigbo nghọta, mgbochi eruru, nje bacteria, ndụ ọrụ bụ afọ 2-3.
Ihe kacha mkpa e ji arụ ọrụ nke ihe nkwakọ ngwaahịa bụ ikuku na-abanye n'ime ya, a pụkwara ịchọpụta ebe e ji ihe a mee ihe n'ime nkwakọ ngwaahịa dịka ikuku na-abanye n'ime ya si dị. Ụfọdụ ihe nkwakọ ngwaahịa chọrọ ikuku na-abanye n'ime ya iji nye oxygen zuru oke na ngwaahịa ahụ; ụfọdụ ihe nkwakọ ngwaahịa chọrọ ihe mgbochi oxygen n'ihe gbasara ihe, dịka nkwakọ ngwaahịa ihe ọṅụṅụ, nke chọrọ ihe ndị nwere ike igbochi oxygen ịbanye na ngwugwu ahụ iji gbochie ebu. Mmetụta nke uto. PLA nwere ihe mgbochi gas, ihe mgbochi mmiri, nghọta na ezigbo mbipụta.
PLA nwere ezigbo nghọta na gloss, arụmọrụ ya dị mma yiri cellophane na PET, nke na-adịghị na plastik ndị ọzọ a na-emebi emebi. Nghọta na gloss nke PLA dị okpukpu abụọ ruo atọ nke ihe nkiri PP nkịtị na okpukpu iri nke LDPE. Nghọta ya dị elu na-eme ka ojiji PLA dị ka ihe mkpuchi mara mma. Dịka ọmụmaatụ, a na-eji ya maka nkwakọ ngwaahịa swiit. Ugbu a, ọtụtụ nkwakọ ngwaahịa swiit dị n'ahịa na-eji ihe mkpuchi PLA.
Ọdịdị na arụmọrụ nke ihe nkiri nkwakọ ngwaahịa a yiri ihe nkiri nkwakọ ngwaahịa swiit ọdịnala, nwere nnukwu nghọta, njigide kink dị mma, ike ibipụta na ike, yana ihe mgbochi dị mma, nke nwere ike idobe ụtọ swiit ka mma. Ụlọ ọrụ Japan na-eji akara "racea" PLA nke American Cakir Dow Polymer Company dị ka ihe eji echekwa ngwaahịa ọhụrụ, nkwakọ ngwaahịa ahụ dịkwa ezigbo mma n'ọdịdị. Toray Industries emepụtala ihe nkiri na iberibe ọrụ PLA site na iji teknụzụ nano-alloy nke ya. Ihe nkiri a nwere otu ihe mgbochi okpomọkụ na mmetụta dịka ihe nkiri dabere na mmanụ ala, mana ọ nwekwara ezigbo ike na nghọta.
A pụrụ ime PLA ka ọ bụrụ ngwaahịa ihe nkiri nwere nnukwu nghọta, ezigbo ihe mgbochi, ezigbo nhazi na ihe onwunwe igwe, a pụkwara iji ya mee ihe maka nkwakọ mkpụrụ osisi na akwụkwọ nri na-agbanwe agbanwe. Ọ nwere ike ịmepụta ebe nchekwa kwesịrị ekwesị maka mkpụrụ osisi na akwụkwọ nri, na-edobe ọrụ ndụ nke mkpụrụ osisi na akwụkwọ nri, na-egbu oge ịka nká, ma na-edobe agba, isi, ụtọ na ọdịdị nke mkpụrụ osisi na akwụkwọ nri. Agbanyeghị, mgbe etinyere ya na ihe nkwakọ nri n'ezie, a chọrọ mgbanwe ụfọdụ iji kwekọọ na njirimara nke nri ahụ n'onwe ya, iji nweta mmetụta nkwakọ ngwaahịa ka mma.
PLA nwere ike ịmepụta gburugburu ebe acid na-adịghị ike n'elu ngwaahịa ahụ, nke nwere ntọala nke nje bacteria na fungal. Ọ bụrụ na ejiri ihe ndị ọzọ na-egbu nje mee ihe, enwere ike nweta ọnụego antibacterial karịa 90%, nke enwere ike iji maka nkwakọ ngwaahịa antibacterial.
Ma e jiri ya tụnyere ihe nkiri LDPE, ihe nkiri PLA na ihe nkiri PLA/REO/TiO2, mmiri nke ihe nkiri PLA/REO/Ag mejupụtara na-abanye karịa nke ihe nkiri ndị ọzọ. E kwubiri na ọ nwere ike igbochi mmepụta nke mmiri kpọkọtara ma nweta mmetụta nke igbochi uto nke obere nje; n'otu oge ahụ, ọ nwekwara mmetụta bacteriostatic dị mma.
Ahịrị mwepụta nke mpempe akwụkwọ gburugburu ebe obibi PET/PLA: JWELL na-emepụta ahịrị mwepụta nke skru abụọ yiri nke ahụ maka mpempe akwụkwọ PET/PLA, ahịrị a nwere sistemụ iwepụ ihe, ọ dịghịkwa mkpa ka e jiri ya kpọọ nkụ ma kpọọ kristal. Ahịrị mwepụta ahụ nwere ihe ndị dị ka obere ike, usoro mmepụta dị mfe na mmezi dị mfe. Nhazi skru nkewa nwere ike ibelata mfu viscosity nke resin PET/PLA, ihe ntụ ntụ calender nke dị gịrịgịrị na nke dị gịrịgịrị na-eme ka mmetụta oyi dịkwuo elu ma melite ikike na ịdị mma mpempe akwụkwọ. Ọtụtụ ihe na-enye dosing feeder nwere ike ijikwa pasent nke ihe eji eme ihe, ihe eji emegharị ihe na ogbe ukwu kpọmkwem, a na-ejikarị mpempe akwụkwọ ahụ eme ihe maka ụlọ ọrụ nkwakọ ngwaahịa thermoforming.