A na-eji polypropylene (PP) mee akpa akpa rọba dị ka isi ihe eji eme ihe, nke a na-apụ apụ, na-adọkpụ ígwè, na-akpagharị ọzọ, kpara akpa ma mee ka ọ bụrụ akpa nkwakọ ngwaahịa.
PP bụ plastik transperent, semi-crystalline thermosetting plastik nwere ịdị elu siri ike, ihe mkpuchi dị mma, nnabata mmiri dị ala, ọnọdụ okpomọkụ dị elu, njupụta dị ala, yana okpomoku iko dị elu.Ọ bụ isi akụrụngwa maka ime akpa nkwakọ ngwaahịa.Ihe ndochi emezigharị na-agụnyekarị eriri iko, ihe ndị na-ejuputa mineral, rọba thermoplastic, na ihe ndị ọzọ.
Ogo nke ngwa nke akpa nkwakọ ngwaahịa rọba dị oke obosara.N'oge a, ihe ndị bụ isi ngwa nke akpa akpa rọba bụ nkwakọ ngwaahịa dị n'elu nke ngwaahịa ugbo, nkwakọ ngwaahịa dị n'èzí nke akpa akpa rọba, ihe nkwakọ ngwaahịa nri, injinia geological, njem njem njem ezumike, ọgụ idei mmiri na ihe mberede, wdg. Ụdị akpa akpa akpa: akpa akpa akpa (akpa akpa ihe nkiri na-enweghị ihe nkiri), akpa ngwugwu ihe mejupụtara na akpa dị iche iche kpara akpa.Usoro mmepụta nke akpa akpa rọba bụ: akpa a kpara akpa na-aghọ akpa nkwakọ ngwaahịa mgbe nkwakọ ngwaahịa na ibipụta, ịkpụ laser na ịkwa akwa.
Dabere na igwe na akụrụngwa eji, ọ nwere ike ịkpụ laser wee bipụta ya, ma ọ bụ bipụta ya wee bee laser.The akpaka laser ọnwụ igwe nwere ike ịga n'ihu na usoro nke nkwakọ obibi akwụkwọ, laser ọnwụ, ịkwa akwa igwe, wdg, na nwekwara ike-mere n'ime valvụ akpa, ala akpa, wdg N'ihi ewepụghị looms, etiti onuete nwere ike bonded na mgbe ahụ, enwere ike ime akpa.Usoro mmepụta nke akpa nkwakọ ngwaahịa plastik mejupụtara bụ itinye akpa a kpara akpa, okwute ndị mejupụtara ma ọ bụ ihe nkiri maka imezi ma ọ bụ mkpuchi ihe mejupụtara.Mpempe akwụkwọ ma ọ bụ mpempe akwụkwọ na mpịakọta ndị enwetara nwere ike ịkpụ laser, chịkọta ya na ibipụta ya na ịwa ahụ iji mee akpa n'ozuzu oke ala.Ha nwekwara ike imeghe oghere, mbelata ọnụ, ịkpụ laser, mbipụta nkwakọ ngwaahịa, ịwa ahụ na akpa rọba kpara akpa.Enwere ike ijikọ mpempe akwụkwọ enwetara na akwa, mbipụta ngwugwu, ịkpụ laser, mkpuchi mkpuchi na akpa mado.Enwere ike ịgbanye ya, tinye ya, gbachie ya, mee ya ka ọ bụrụ ụlọ osisi na ihe geotextiles anaghị kpara akpa.Uwe elu dị larịị nwere ike ịmegharị ma ọ bụ na-emepụtaghị ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe, geotextiles na-abụghị nke a kpara akpa, wdg. A pụkwara ịmepụta akwa drum ugboro ugboro ma ọ bụ na ọ bụghị.
A na-ekewa ihe ngosi arụmọrụ nke usoro mmepụta igwe ịse waya plastik n'ime ụzọ anọ:
1. Uru index nke arụmọrụ anụ ahụ.Enwere mperi mperi dịka ike na-agbaji, ike ịgbaji ikwu, ike tensile, ọsọ angular, na njupụta;
2. Index ụkpụrụ nke organic chemically gbanwetụrụ ihe.Ọ na-agụnyekarị ịgwakọta ihe ndị gbanwetụrụ, nkwadebe ịgwakọta, ịgbakwụnye ihe ndị na-agbanwe agbanwe, na oke nke mkpofu ihe fatịlaịza na-emezigharị granular;
3. Uru ntụnye nkọwapụta nha nha.Ọ na-agụnyekarị ọkpụrụkpụ nke igwe ịse waya plastik na obosara nke waya dị larịị.
4. Njirimara anụ ahụ rheological index uru.E nwere tumadi yarn kewara ratio, onu oriri, usoro ihe ruru na shrinkage ratio;
Nkà na ụzụ nhazi akpa akwa akwa akwa akwa polyethylene na-ekpo ọkụ site na extruder, gbazee na extruded were were;
Pịa rọba dị ka gbọmgbọm ka ọ bụrụ ihe nkiri plastik dị ka gbọmgbọm;banye iji belata uzuzu na-efe efe ma mee ka afụ tube;
A na-eme ka ọkpụkpụ na-agbatị ntutu na-eme ka ntutu dị mma na-eme ka ọ dị mma ma na-eme ya site na mgbanaka ikuku jụrụ oyi, a na-ebute traction na ntụgharị;
The mbanye usoro ihe na-adọrọ adọrọ na winding ala ala site traction belt ala;
N'ikpeazụ, a na-eme ịkpụ laser, a na-emepụta akpa mkpuchi ahụ site na usoro na-ekpo ọkụ na-agbaze, n'ikpeazụkwa, a na-akpa mkpụrụ osisi.
Polypropylene dị ọcha enweghị ike igbo mkpa nke igwe ịse waya rọba, mana ọ dịkwa mkpa ịgbakwunye pasentị polyethylene, calcium bicarbonate na masterbatch agba.Ịgbakwunye obere polyethylene n'oge dum extrusion usoro nwere ike ibelata viscosity na agbaze ọnụego nke ihe eruba, melite fluidity, melite ductility na mgbanwe nke plastic waya ịbịaru igwe na plastic nkwakọ akpa, nọgide na-enwe ụfọdụ tensile ike, na melite polypropylene ultra-low okpomọkụ mmebi.
Ihe mgbakwunye polypropylene emelitere nwere ike ibelata okpomọkụ na nrụgide ọrụ na gburugburu mmepụta na nhazi.Melite ọsọ data na nrapado, kwalite ike tensile.Mgbakwunye nke calcium bicarbonate nwere ike ịgbanwe adịghị ike nke nghọta zuru oke na opacity.Na mbenata agbatị, usoro ahụ dum na-emebi mmetụ electrostatic n'ihi na ọ na-emebi esemokwu, na-emezi ntinye akwụkwọ ink maka nkwakọ ngwaahịa na ibipụta akara ụghalaahịa, na-ebelata mkpokọta eke na njikwa njikwa nke ngwaahịa emechara n'oge nchekwa.
Oge nzipu: Jun-29-2022