Ebe a na-ejikarị eme ihe: ebe a na-echekwa kọmputa na igwe azụmaahịa, ngwa eletriki, igwe ahịhịa na ubi, dashboards akụkụ ụgbọala, ime ụlọ, na mkpuchi wiil.
Ọnọdụ usoro ịkpụzi ọgwụ.
Ọgwụgwọ ịkpọ nkụ: Ọ dị mkpa ka a kpọọ nkụ tupu a hazie ya. Iru mmiri kwesịrị ịdị obere karịa 0.04%. Ọnọdụ nkụ a tụrụ aro bụ site na 90 ruo 110°C na awa 2 ruo 4.
Okpomọkụ agbaze: 230~300℃
Okpomọkụ ebu: 50~100℃.
Nrụgide ọgwụ: dabere na akụkụ plastik ahụ.
Ọsọ ịgba ọgwụ: dị elu dịka o kwere mee.
Njirimara Kemịkalụ na nke anụ ahụ: PC/ABS nwere njirimara jikọtara ọnụ nke ma PC na ABS. Dịka ọmụmaatụ, njirimara nhazi dị mfe nke ABS na njirimara mekaniki mara mma na nkwụsi ike okpomọkụ nke PC. Oke nke ha abụọ ga-emetụta nkwụsi ike okpomọkụ nke ihe PC/ABS. ihe ngwakọ dị ka PC/ABS na-egosikwa njirimara mmiri dị mma.
2.PC/PBT
Ngwa ndị a na-ejikarị eme ihe: igbe gearbox, bọmpa ụgbọala na ngwaahịa ndị chọrọ iguzogide kemịkalụ na nchara, nkwụsi ike okpomọkụ, iguzogide mmetụta na nkwụsi ike geometric.
Ọnọdụ usoro ịkpụzi ọgwụ.
Ọgwụgwọ ịkpọ nkụ: 110 ~ 135℃, a na-atụ aro ka a gwọọ nkụ ihe dị ka awa anọ.
Okpomọkụ agbaze: 235~300℃.
Okpomọkụ ebu: 37~93℃.
Njirimara kemịkalụ na anụ ahụ PC/PBT nwere njirimara jikọtara ọnụ nke ma PC na PBT, dịka ike dị elu na nkwụsi ike geometric nke PC na nkwụsi ike kemịkalụ, nkwụsi ike okpomọkụ na njirimara mmanụ nke PBT.
Ngwa ndị a na-ejikarị eme ihe: akpa friji, akpa nchekwa, ihe eji esi nri n'ụlọ, mkpuchi mkpuchi, wdg.
Ọnọdụ usoro ịkpụzi ọgwụ.
Ịkpọ nkụ: Ọ dịghị mkpa ka a kpọọ nkụ ma ọ bụrụ na echekwara ya nke ọma.
Okpomọkụ ịgbaze: 220 ruo 260°C. Maka ihe ndị nwere molekul buru ibu, oke okpomọkụ agbaze akwadoro bụ n'etiti 200 na 250°C.
Okpomọkụ ebu: 50-95°C. A ga-eji okpomọkụ ebu dị elu maka ọkpụrụkpụ mgbidi dị n'okpuru 6mm na obere okpomọkụ ebu maka ọkpụrụkpụ mgbidi dị n'elu 6mm. Okpomọkụ oyi nke akụkụ plastik kwesịrị ịdị otu iji belata ọdịiche nke mkpụkọ. Maka oge okirikiri kacha mma, dayameta oghere oyi ekwesịghị ịbụ ihe na-erughị 8mm na anya site na elu ebu kwesịrị ịdị n'ime 1.3d (ebe "d" bụ dayameta nke oghere oyi).
Nrụgide ọgwụ: 700 ruo 1050 bar.
Ọsọ ịgba ọgwụ: A na-atụ aro ịgba ọgwụ ọsọ dị elu. Ndị na-agba ọsọ na ọnụ ụzọ ámá: Dayameta onye na-agba ọsọ kwesịrị ịdị n'etiti 4 na 7.5 mm, ogologo onye na-agba ọsọ kwesịrị ịdị mkpụmkpụ dịka o kwere mee. Enwere ike iji ụdị ọnụ ụzọ dị iche iche, ogologo ọnụ ụzọ ámá ekwesịghịkwa ịgafe 0.75mm. Ọ kacha mma maka iji ihe ndị na-agba ọsọ ọkụ.
Njirimara Kemịkalụ na nke anụ ahụ: Nnukwu kristal nke PE-HD na-ebute njupụta dị elu, ike nrụgide, okpomọkụ dị elu nke mgbanwe okpomọkụ, viscosity na nkwụsi ike kemịkalụ. PE-HD nwere nguzogide dị elu karịa PE-LD. PE-HD nwere ike mmetụta dị ala. Njirimara nke PH-HD bụ nke njupụta na nkesa ibu molekul na-achịkwa. Nkesa ibu molekul nke PE-HD nke dabara maka ịkpụzi ihe dị warara. Maka njupụta nke 0.91-0.925g/cm3, anyị na-akpọ ya ụdị PE-HD mbụ; maka njupụta nke 0.926-0.94g/cm3, a na-akpọ ya ụdị PE-HD nke abụọ; maka njupụta nke 0.94-0.965g/cm3, a na-akpọ ya ụdị PE-HD nke atọ. -Ihe a nwere ezigbo njirimara mmiri ozuzo, yana MFR n'etiti 0.1 na 28. Ka oke ibu molekul dị elu, otú ahụ ka njirimara mmiri ozuzo nke PH-LD si adị njọ, mana ọ na-enwe ike mmetụta ka mma. PE-LD bụ ihe ọkara kristal nwere nnukwu mkpụkọ mgbe emezichara ya, n'etiti 1.5% na 4%. PE-HD nwere ike ịgbawa n'ihi nrụgide gburugburu ebe obibi. PE-HD na-agbaze ngwa ngwa na ihe mgbaze hydrocarbon na okpomọkụ karịrị 60C, mana iguzogide ya na mmiri ozuzo ka mma karịa nke PE-LD.
4.PE-LD
Ịkpọ nkụ: ọ bụghị ihe achọrọ n'ozuzu ya
Okpomọkụ agbaze: 180~280℃
Okpomọkụ ebu: 20~40℃ Iji nweta otu oyi na mbelata ego, a na-atụ aro ka dayameta oghere oyi kwesịrị ịdị ma ọ dịkarịa ala 8mm, anya site na oghere oyi ruo n'elu ebu ekwesịghị ịgafe okpukpu 1.5 nke dayameta oghere oyi.
Nrụgide ọgwụ: ruo 1500 bar.
Nrụgide njide: ruo 750 bar.
Ọsọ ịgba ọgwụ: A na-atụ aro ọsọ ịgba ọgwụ ngwa ngwa.
Ndị na-agba ọsọ na ọnụ ụzọ ámá: Ụdị dị iche iche nke ndị na-agba ọsọ na ọnụ ụzọ ámá nwere ike iji. PE dabara adaba karịsịa maka iji ya na ebu ndị na-agba ọsọ ọkụ.
Njirimara Kemịkalụ na Anụ Ahụ: Njupụta nke ihe PE-LD maka ojiji azụmaahịa bụ 0.91 ruo 0.94 g/cm3. PE-LD na-abanye na gas na uzuoku mmiri. Oke oke nke mgbasawanye okpomọkụ nke PE-LD adabaghị maka nhazi ngwaahịa maka ojiji ogologo oge. Ọ bụrụ na njupụta nke PE-LD dị n'etiti 0.91 na 0.925g/cm3, mgbe ahụ ọnụego mgbasawanye ya dị n'etiti 2% na 5%; ọ bụrụ na njupụta dị n'etiti 0.926 na 0.94g/cm3, mgbe ahụ ọnụego mgbasawanye ya dị n'etiti 1.5% na 4%. Mbelata ugbu a dabere na paramita usoro ịkpụzi ntụtụ. PE-LD na-eguzogide ọtụtụ ihe mgbaze na okpomọkụ ụlọ, mana ihe mgbaze hydrocarbon na-esi ísì ụtọ na chlorine nwere ike ime ka ọ zaa. Dị ka PE-HD, PE-LD nwere ike ịdaba na mgbawa nrụgide gburugburu ebe obibi.
Oge ozi: Ọktoba-22-2022