Hepahu hoʻoheheʻe extruderʻo ia ka puʻuwai o kahi mea hoʻoheheʻe ʻilika - he wiliwili i loko o kahi pahu wela e hoʻoheheʻe ai i ka plastic a hoʻomā ia i mua me ke kaomi mau. ʻO ke koho ʻana i ka mea kūpono e iho i ʻekolu mau mea: kaʻano ʻano(hoʻokahi wili, māhoe māhoe, conical a like paha), kamea waiwaipono ia e holo (e hoʻonohonoho i ka ʻili - nitrided no nā resins maʻemaʻe, bimetallic no nā mea abrasive a corrosive), a pehea iai kuhikuhi ʻia a kūkulu ʻia. E kiʻi i kēlā mau mea a holo no nā makahiki. Hele kēia alakaʻi i nā mea ʻekolu.
ʻO nā mea a pau āu e hoʻopuka ai - paipu, profile, film, sheet, compound, a i ʻole nā pellets - kapahu hoʻoheheʻe extruderʻo ia ka ʻāpana e hana nei i ka hana maoli. ʻO ia hoʻi ka ʻāpana e ʻaʻahu ai, a ʻo ia ka mea e hoʻoholo ai inā holo maʻemaʻe kāu laina a ma spec a hakakā paha iā ʻoe ma ka maikaʻi a me ka manawa haʻahaʻa. Hoʻopili kēia alakaʻi i ke kumuhana holoʻokoʻa: he aha ka pahu screw, nā ʻano, nā mea hana, pehea e hoʻohālikelike ai i kekahi me kāu mea, a pehea e kuhikuhi ai i kahi pani e mau ai. Ua kūkulu mākou i nā wili a me nā barela no nā makahiki ʻoi aku ma mua o 20, no laila e mālama mākou i ka pololei a me ka pono, a kuhikuhi iā ʻoe i nā alakaʻi hohonu i kahi āu e pono ai.
He aha ka Extruder Screw Barrel?
Hepahu hoʻoheheʻe extruderʻo ia ka hui nui o kahi extruder plastik: he wili mīkini pololei e huli ana i loko o kahi pahu cylindrical wela. ʻO ka plastik paʻa - nā pellets a i ʻole ka pauka - komo i ka hopena hānai. Ke kaʻawili ʻana o ka wili, hoʻoheheʻe ka wela mai ka barela a me ka ʻako ʻana mai ka wili i ka mea, a na ke geometry wili e lawe a hoʻoikaika iā ia, e hoʻoheheʻe ana i kahi ʻaʻahu ma o ka make ma ka hope loa.
ʻO ka wili a me ka pahu he mau hui like, ʻaʻole ʻelua ʻāpana kaʻawale. ʻO ka ʻae liʻiliʻi ma waena o nā mokulele wili a me ka pahu pahu ka mea e hoʻomalu ai i ka hoʻopuka a me ka maikaʻi hoʻoheheʻe - wehe i kēlā ʻae ʻana ma o ka lole a nalowale ka mīkini. ʻO ia ke kumu i hoʻolālā ʻia ai nā mea ʻelua, kūkulu ʻia, a hoʻololi pū ʻia, a no ke aha e noho ai ka pahu screw ma ke kikowaena o kekahi kaʻina extrusion a injection.
Pehea ka hana ana o ka Barela Screw
ʻO ka hapa nui o nā wili extruder e hana i kā lākou hana ma nā ʻāpana ʻekolu ma ka lōʻihi o ka screw. ʻO kawahi hānailawe i nā mea paʻa a hoʻomaka e neʻe i mua. ʻO kawahi kōmi- ma kahi e pāpaʻu ai ke kahawai wili - hoʻopaʻa a hoʻoheheʻe i ka plastic i ka wela a me ka ʻako. ʻO kaʻāpana mikaa laila kaomi i ka plastik i hoʻoheheʻe ʻia i mua me ke kaomi mau ʻana, mākaukau no ka make.
Hele mai ka wela mai nā wahi ʻelua: nā mea hoʻoheheʻe barela a me ka ʻoki mīkini o ka wili e hana ana i ka polymer. E kaulike maikaʻi iā lākou a paʻa pono ka mea me ka wela ʻole. Hoʻohana wale ka mea holoʻokoʻa ma muli o ka hoʻomaʻemaʻe ʻana i ka screw-to-barrel - ʻo ia ka mea e pale ai i ka hoʻoheheʻe ʻana i hope ma luna o nā mokulele. E hoʻomau i ka hoʻomanawanui a me ka paʻakikī o ka ʻili i ka wā lōʻihi, ʻo ia ke kumu o ke koho ʻana i nā mea waiwai a me ka maikaʻi o ka hana ʻana e like me ka hoʻolālā ʻana.
A puni ka barela e noho pū ʻia nā pūʻulu wela i nā ʻāpana, paʻa kēlā me kēia me kahi mahana i hoʻonohonoho ʻia, me ka hoʻomaha ʻana ma ka lima i ʻole e wela ka hehee. Ma ka hope loa, hā'awi ka die i ka hehe'e i kona 'ano hope. ʻO ka hana a ka hui ʻo ia ka hāʻawi ʻana i ka mea make i ka hehee i kūlike i ka mahana a me ke kaomi - no ka mea, ʻike ʻia nā ʻano like ʻole i luna ma ke ʻano he kīnā o ka huahana ma lalo.
Nā ʻano o ka pahu hoʻoheheʻe Extruder
Hoʻopili ʻo "Screw barrel" i nā mīkini ʻokoʻa. ʻO ka mea kūpono e pili ana inā pono kāu kaʻina hanapamuhe mea a i olehuikauia.
Hoʻokahi Screw
A hoʻokahi wiliholo hoʻokahi lāʻau i loko o ka lua poepoe. Hāʻawi maikaʻi ʻo ia a hoʻopaʻa maikaʻi loa, ʻo ia ka mea e lilo ai i mea hana waiwai no ka extrusion kiʻekiʻe o ka mea like - paipu, profile, pepa, kiʻiʻoniʻoni, a me ka uhi uea. ʻO ka mea e hana ʻole ai ʻo ia ka hui ʻana.
māhoe māhoe
E holo ana ka māhoe māhoe i ʻelua lāʻau kuʻikuʻi i loko o ka pahu helu-ʻewalu. ʻO kēlā meshing ka manaʻo: hāʻawi ia i ka hui pū ʻana, ka lawe maikaʻi ʻana, a me ka mana paʻa i ka wā shear a me ka noho ʻana, ʻo ia ke kumu e mālama ai nā māhoe māhoe i ka hui ʻana, masterbatch, reactive extrusion, a me nā mea paʻakikī a piha paha. Inā ʻoe e kaupaona nei i nā mea ʻelua, kā mākou alakaʻi ihoʻokahi wili vs twin screw extrudershele hohonu i ke kālepa-off.
ʻO ka māhoe māhoe ʻo Parallel vs Conical Twin Screw
Māhele hou nā māhoe māhoe ma ke ʻano. Amāhoe māhoe likemālama i ke anawaena mau a hoʻohana i ka modular,nā mea hiki ke hoʻololi hou ʻia - ke koho maʻamau no ka hoʻohui ʻana a me nā huahana kiʻekiʻe. Awili māhoe conicalʻO nā liʻiliʻi mai ka hopena hānai ākea a hiki i kahi hoʻokuʻu haiki, hāʻawi i ka ʻāʻī hānai nui a me ka torque kiʻekiʻe i ka wikiwiki haʻahaʻa - ʻo ka mīkini maʻamau no ka paipu PVC paʻa a me ka ʻike. Hoʻohālikelike mākou iā lākou i nā kikoʻī maconical vs parallel twin screw extruders.ʻO nā māhoe māhoe ke hoʻololi pū ʻia (ka hui ʻana maikaʻi loa) a i ʻole ka hoʻohuli ʻana (ke kaomi kiʻekiʻe, maʻamau no PVC).
ʻO ka pahu hoʻoheheʻe hoʻoheheʻe ʻia
Hepahu wiliwili hoʻoheheʻe ʻiahana ma ke kumu hoʻoheheʻe-a-convey hoʻokahi akā ua kūkulu ʻia no ka pōʻai pānaʻi o kahi mīkini injection ma mua o ka extrusion mau. Hoʻohana like ka ʻili a me nā loina ma lalo nei.
I ka nana aku, eia ke ano o ka laina o na ano nui:
| ʻAno | ʻOi loa no | Huihui | Nā huahana maʻamau |
|---|---|---|---|
| wili hoʻokahi | Kiekie-volo extrusion o kekahi mea | Haʻahaʻa | Pipe, profile, sheet, film |
| māhoe ʻālike | Hoʻohui, puka kiʻekiʻe, maʻalahi | Kiʻekiʻe | Huipuia, masterbatch, pellets |
| māhoe conical | ʻO ka paipu PVC paʻa a me ka ʻike | Kiʻekiʻe | Paipu UPVC, profile, WPC |
| ʻūwī hoʻokolo | pōʻaiapili hoʻoheheʻe ʻia | ʻokoʻa | Nā ʻāpana i hoʻoheheʻe ʻia |
Kahi e hoʻohana ʻia ai nā Barela Screw Extruder
Hōʻike ʻia ka ʻāpana koʻikoʻi ma waena o ka ʻoihana plastics holoʻokoʻa, i hoʻonohonoho ʻia no ka hana ma ka lima. I loko o nā paipu a me nā laina kikoʻī, hoʻohālikelike ia i ka PVC, PE, a me PPR. I loko o ke kiʻiʻoniʻoni a me ka pepa e hānai ai i ka make e hana ai i ka paʻi a me ka papa. I ka hui ʻana, hoʻohui ia i nā polymers me nā mea hoʻopihapiha, nā puaʻa, a me nā mea hoʻohui i loko o nā pellets, a holo pū kekahi i ka hana masterbatch. Hoʻokuʻu ia i nā laina hana hou e hoʻoponopono hou i ka ʻōpala a hoʻihoʻi hou ʻia, ke kaula a me ka uhi uea, a me nā barela pānaʻi i loko o nā mīkini hoʻoheheʻe injection. Ma nā wahi a pau i hoʻoheheʻe ʻia a hoʻoheheʻe ʻia ka plastik, e hoʻoheheʻe ʻia ana ka wili a me ka barela. ʻO nā mea e hoʻololi ai mai kahi ʻoihana a hiki i ka mea aʻe, ʻo ia ke ʻano, ka ʻili, a me ka geometry - ʻo ia ke kumu i ʻoi aku ka nui o kahi kikoʻī ma mua o ka helu ʻāpana.
ʻO nā mea hana ʻo Screw Barrel and Surface Treatment
Noho ka pahu wili i loko o kahi hoʻopaʻi hoʻopaʻi - ka wela, ke kaomi, ka hakakā, a me nā mea abrasive a i ʻole nā mea ʻino. Hāʻawi ke kila kumu i ka ikaika; Hāʻawi ka hoʻomaʻamaʻa ʻili iā ia i ka ʻaʻahu a me ka pale ʻana i ka corrosion. ʻElua mau ʻili e hoʻomalu.
Ke kila kumu a me ka Nitriding
ʻO ke kumu maʻamau he kila nitriding e like me38CrMoAlA. Hoʻopaʻakiki ka nitriding kinoea i kahi pahu lahilahi ma ka ʻili, e hāʻawi ana i ke kūpaʻa ʻaʻahu maikaʻi no nā resins maʻemaʻe, hoʻopiha ʻole ʻia e like me PE, PP, a me ABS ma ke kumu kūʻai kūpono. He nitridedpahu wiliwiliʻo ia ke koho ʻoihana waiwai a hilinaʻi inā ʻaʻole ʻoi aku ka abrasive a i ʻole corrosive ka mea.
Bimetallic
No ka hana abrasive a ʻino paha, hoʻokuʻu ka pahu bimetallic i kahi ʻāpana ʻoi aku ka paʻakikī, ʻoi aku ka mānoanoa o ka lua i loko o ka lua - ma muli o ka nickel no ka ʻino, tungsten-carbide-waiwai no ka abrasion - ma luna o ke kila kumu ikaika. ʻOi aku ke kumukūʻai, akā ʻoi aku ka lōʻihi ma kahi e komo ai ka ʻili nitrided. Ma kā mākou mau pahu bimetallic ponoʻī mākou e lawe i ka pahu ma kahi o 62 HRC, kahi i kū ai nā hale kūʻai he nui ma 58. Aia ka hoʻohālikelike piha i kā mākou alakaʻi.bimetallic vs nitrided screw barrels.
Hana ʻia ka Screw
ʻO ka paʻakikī o ka ʻili ʻaʻole ia he hana barela wale nō. E like me ka nitriding, ʻoi aku ka paʻakikī o ka lele ʻana - he mea hoʻopaʻa paʻa ʻole i hoʻopaʻa ʻia ma nā ʻāina lele, ʻo ia ka wahi ʻaʻahu kiʻekiʻe loa ma ka wili - no laila e hoʻomau ka wili me ka lua. Inā ʻaʻahu ʻia ka wili a me ka barela i nā kumukūʻai like ʻole, e neʻe ka ʻae ʻana a maikaʻi ka maikaʻi, no laila paʻakikī ʻia nā mea ʻelua e hana a ʻaʻahu ʻia ma ke ʻano he mau ʻāpana like ʻole.
Hoʻolikelike i ka Barela Screw i kāu mau mea
ʻO kēia kahi e lanakila ai a nalowale paha ka hapa nui o nā hoʻoholo screw-barrel. ʻO ka mea āu e holo ai e hoʻonohonoho i ka ʻili āu e pono ai - ʻaʻole ke ala ʻē aʻe. He palapala ʻāina wikiwiki:
| Mea waiwai | ʻO ka hoʻoweliweli nui i ka barela | Paipai ʻia ka ʻili |
|---|---|---|
| PE / PP / ABS maʻemaʻe | ʻAʻahu mālie | Nitrided |
| PVC paakiki | ʻAiʻino + kekahi abrasion | Bimetallic (no ka nikela) |
| Hoʻopiha aniani / piha mineral | ʻAʻe nui | Bimetallic (waiwai karbida) |
| WPC (lāʻau + hoʻopiha) | ʻO ka abrasion koʻikoʻi (+ corrosion inā pili PVC) | Bimetallic (waiwai karbida) |
| ʻAi hana hou ʻia / hoʻohaumia ʻia | Abrasion + ʻike ʻole | Bimetallic |
Pono nā mea ʻelua i kā lākou puke pāʻani ponoʻī.PVCHe mea ʻino ia no ka mea e hoʻokuʻu ana ia i ka waika hydrochloric i kāna hana ʻana, no laila pono ia i kahi ʻili bimetallic kūpaʻa i ka corrosion.WPCʻO ia kekahi o nā mea abrasive loa i ka extrusion, mahalo i kāna lāʻau a me ka hoʻopiha mineral, no laila pono ʻo ia i ka papa paʻa paʻa loa hiki iā ʻoe ke hoʻokomo i loko o ka lua. E kikoo i ka ʻili no ka mea, i kēlā me kēia manawa.
Nā mea kiko'ī: Diameter, L / D a me ka Compression
Ma waho aʻe o ke ʻano a me ka ʻili, hoʻohālikelike kekahi mau kikoʻī i ke ʻano o ka hana ʻana o ka pahu screw. ʻAʻole pono ʻoe e lilo i mea hoʻolālā screw no ke kumu hoʻokahi, akā kōkua ia e ʻike i ke ʻano o ia mea.
- Anawaena- ka nui i kāu mīkini a me ka hoʻopuka ʻana. Hana ʻia nā ʻūlū a me nā barela ma kahi ākea o nā anawaena e kūpono i nā mea āpau mai nā laina kikoʻī liʻiliʻi a hiki i nā extruders nui.
- Lakiō L/D— puunaue ka loa o ka wili me kona anawaena. ʻO ka L/D lōʻihi ka manawa e hoʻoheheʻe ai a hui pū; ʻoi aku ka paʻakikī o ka mea pōkole. ʻO ka waiwai kūpono e pili ana i ka mea a me ka hana.
- Lakiō kōmi- pehea ka nui o ka pāpaʻu o ke awāwa wili mai ka hānai a hiki i ke ana. ʻOi aku ka paʻakikī o ka hoʻopiʻi ʻana i kekahi mau mea; ʻO nā polymers wela e like me PVC makemake i kahi lakio mālie.
Hoʻonohonoho ʻia kēia i ka mea a me ka hana, ʻo ia ke kumu e paʻi ai ka pahu i hana ʻia i ka mea maʻamau. Hāʻawi i kāu mea hana i ka mīkini, ka mea, a me ka mea i hoʻopuka ʻia, a e hahai ana ka geometry mai laila.
Nā pilikia maʻamau a me nā mea a lākou e kuhikuhi ai
Ke holo ka laina ma waho o ka spec, e hoʻi pinepine ke ala i ka wili a me ka pahu. ʻO kahi diagnostic wikiwiki:
- E hāʻule ana ka huahana ma ka māmā holo hoʻokahi- ka ʻae ʻana, ka hōʻailona mua maʻamau.
- Ka piʻi ʻana a paʻa ʻole paha- ʻaʻahu, a i ʻole kahi hānai a i ʻole pilikia wela.
- Nā kikoʻeleʻele a me ka hoʻohaʻahaʻa- mau mea e waiho ana i loko o nā āwaha kahiko a i ʻole e noho ana ma luna o kahi ʻili ʻino.
- ʻAʻole maikaʻi ka hui ʻana a i ʻole nā mea i hoʻoheheʻe ʻia- ke ʻano wili hewa no ka hana, a i ʻole ka wili wili.
- ʻO ka lua ma luna o ka wili a i ʻole ka lua- ʻinoʻino, maʻamau ka ʻili hewa no ka mea.
Hiki i kekahi hō'ailona ke loa'a i nā kumu he nui, akā, 'elua a 'ekolu paha i hui pū 'ia, kokoke i nā manawa a pau e kuhikuhi ana i kahi barela kahiko a 'ike hewa 'ia. ʻO ke ana ʻana i ka lole e haʻi iā ʻoe i ka mea - a inā paha he hoʻoponopono a hoʻoponopono paha.
Hoʻohana, mālama a hoʻololi
Hoʻohana ʻia kēlā me kēia pahu pahu - ʻo ka nīnau wale nō ka wikiwiki, a pili ia i ka mea a me ka holo ʻana o ka mīkini. Hōʻike ʻia ka ʻaʻahu e like me ka hāʻule ʻana o ka huahana i ka wikiwiki o ka wili like, ka piʻi ʻana, ka hui ʻana maikaʻi ʻole, nā kiko ʻeleʻele, a i ʻole ka piʻi ʻana o ka wela heheʻe. ʻO ke kumu ka wehe ʻana ma waena o ka screw a me ka barela e wehe ana i ka hoʻomanawanui i hala.
Ke ʻike ʻoe i kēlā mau hōʻailona, e ana ma mua o kou hana ʻana: ke anawaena o ka lele ʻana, ka pahu pahu, a me ka ʻae ʻana o ka radial i ka spec kumu. I kekahi manawa hiki ke kūkulu hou ʻia ka wili i ka wā e maikaʻi ana ka pahu; i ka wā e pau ai ka ʻeha ma mua o ka hoʻomanawanui, ʻo ka hoʻololi maʻamau ka hoʻoponopono waiwai. ʻO kā mākou alakaʻi ii ka wa e pani ai i ka pahu wiliwili wiliwilihele ma ke ana ʻana i ka lole a me ka hoʻoholo ʻana i ka hoʻoponopono ʻana me ka hoʻololi ʻana. ʻO kekahi mau hana maʻamau e hoʻolōʻihi i ke ola lawelawe: e hoʻohālikelike i ka ʻili me ka mea, mālama i nā mea haumia mai ka meaʻai, mālama i nā mahana ma ka laulā, a me ka heluhelu ʻana i ka ʻae ʻana i kēlā me kēia lawelawe.
Pehea e koho ai a wehewehe i kahi pahu hoʻoheheʻe Extruder
ʻO ka huki pū ʻana, ʻo ke koho ʻana i ka pahu screw he ʻekolu mau hoʻoholo i ka hoʻonohonoho:ʻano ʻano, alailaʻilikai, alailakikoʻī. E hana ma o lākou a ʻaʻole ʻoe e hele hewa loa.
- ʻAno- ke pāpaʻi nei kāu kaʻina hana i hoʻokahi mea (hoʻokahi wili) a i ʻole hui a hui pū (māhoe māhoe)? ʻO ka PVC paʻa a i ʻole nā kikoʻī hana i ka conical; kiʻekiʻe ka hoʻopuka a me ka maʻalahi ke kuhikuhi i ka parallel.
- Ili- nitrided no nā resins maʻemaʻe, bimetallic no nā mea abrasive a ʻino paha. Ke kānalua nei i kahi mea hoʻopiha a PVC paha, hele bimetallic.
- Hōʻike- ke anawaena, L/D, a me ka hoʻopaʻa ʻana i hoʻohālikelike ʻia i kāu mīkini, mea, a me ka hoʻopuka.
No ka loaʻa ʻana o ka ʻōlelo pololei a me ka pahu e hāʻule pololei i loko, e hāʻawi i kāu mea hana i ka mīkini hana a me ke ʻano hoʻohālike, ke anawaena wili a me L/D (a i ʻole ke kaha kiʻi kumu), ka ukana a me ka hoʻopiha piha, a me ka hopena i manaʻo ʻia. ʻAʻohe kaha kiʻi? Ua lawa ka la'ana kahiko e ho'ohuli i ka 'enekinia i kahi pani pololei - a i 'ole ka mea i ho'onui 'ia me ka 'ili pa'akikī ma mua o ka 'āpana āu e ho'omaha nei.
No ke aha e hana ai me Nanhaiya
Ua hala mākou ma mua o iwakālua mau makahiki i ke kūkulu ʻana i nā wili extruder a me nā barela o kēlā me kēia ʻano -hoʻokahi wili, māhoe māhoe like, wili māhoe conical, ahoʻoheheʻe ʻia- i loko o 38CrMoAlA nitrided kila a me bimetallic alloys, me ka bimetallic paʻakikī paʻa a hiki i 62 HRC, ka hoʻomalu ʻana, a me ka hoʻāʻo ʻana i ke kaulike ikaika ma kēlā me kēia set. Me nā mea kūʻai aku ma mua o 500 a ʻoi aku ma mua o ʻelua mau makahiki o ka ʻike, kūkulu mākou i nā pani i kūpono me nā hōʻailona nui e like me KraussMaffei, Cincinnati, a me Jwell, e hana ana mai kāu mīkini mīkini, kahi kiʻi, a i ʻole kahi laʻana. E haʻi mai iā mākou i kāu mea, mīkini, a me nā huahana, a e loaʻa iā ʻoe kahi ʻōlelo aʻoaʻo a me ka ʻōlelo i loko o ʻumikumamālua hola.
Makemake ʻoe i ka pahu wili pololei, a i ʻole kahi pani no kāu laina? E hoʻouna i kāu mīkini, mea, a me nā mea hoʻopuka - e kiʻi i kahi manaʻo a me ka ʻōlelo i loko o 12 mau hola.
E kiʻi i kahi ʻōleloNīnau pinepine
He aha ka extruder screw barrel?
ʻO ia ka ʻāpana hana nui o kahi extruder plastik - he wili wili i loko o kahi pahu wela. Lawe ʻo ia i ka plastik paʻa ma kekahi ʻaoʻao, hoʻoheheʻe ʻia me ka wela a me ka ʻako, a hoʻoheheʻe i kahi ʻaʻahu hoʻoheheʻe ʻia i kekahi ʻaoʻao me ke kaomi mau. Hana ʻia ka screw a me ka barela ma ke ʻano he hui like, a ʻo ka ʻae liʻiliʻi ma waena o lākou e hoʻomalu i ka huahana a me ka maikaʻi.
He aha ka extruder screw barela i hana ʻia?
ʻO ke kumu ka mea maʻamau he kila nitriding e like me 38CrMoAlA, paʻakikī e ke kinoea nitriding no nā resins maʻemaʻe. No nā mea abrasive a ʻino paha, he bimetallic ia - he paʻa paʻa paʻa, ʻaʻahu a kūpaʻa i ka ʻino i hoʻohui ʻia i loko o ka lua ma luna o ke kila kumu ikaika. Koho ʻia ka ʻili no ka mea āu e holo ai.
He aha nā ʻano nui o ka pahu screw?
Hoʻokahi wili a me māhoe wili. Māhele māhoe māhoe i ka like a me ka conical, a i loko o ka hui pū ʻana a me ka hoʻololi kūʻē ʻana, a me nā pahu hoʻoheheʻe ʻia. ʻO ka pauma wili hoʻokahi no ka extrusion kiʻekiʻe; māhoe wiliwili hui a hui; Hoʻopili nā māhoe conical i ka PVC paʻa a me nā laina kikoʻī.
Pehea ka lōʻihi o ka pahu hoʻoheheʻe extruder?
ʻO kahi mea mālama maikaʻi ʻia ma waena o 3 a 10 mau makahiki. Aia ia i ka mea, ka mālama ʻana i ka ʻili, nā kūlana hana, a me ka mālama ʻana - hoʻopōkole ʻia nā mea abrasive a corrosive, resins maʻemaʻe a me ka ʻili bimetallic e hoʻonui iā ia.
Pehea wau e koho ai i ka mea pono?
ʻEkolu mau ʻanuʻu: koho i ke ʻano o kāu kaʻina hana, koho i ka ʻili no kāu mea, a laila e hoʻohālikelike i ke anawaena, L/D, a me ka hoʻopili ʻana i ka hana. Hāʻawi i ka mea hana i kāu mīkini mīkini, mea, a me nā mea hoʻopuka - ʻo ke kiʻi a i ʻole ka laʻana e pololei.
Hiki iā ʻoe ke hana i kahi pani no nā mīkini mīkini?
ʻAe. Ke kūkulu nei mākou i nā wili a me nā barela i kūpono i nā mea extruder nui a me nā hōʻailona injection - KraussMaffei, Cincinnati, Jwell - mai kāu mīkini mīkini, kahi kiʻi, a i ʻole kahi laʻana. E hoʻouna i nā kikoʻī no kahi ʻōlelo i loko o 12 mau hola.
