Tag: PVC E hoolei ana i ka mea kani no Plastsol Technology

PVC ʻO ka plastisol vinyl casting (kapa pinepine ʻia he rotocasting a i ʻole slush molding) he kumu kūʻai kūpono, hana maʻalahi no ka hana ʻana i nā mea pāʻani palupalu a me nā mea pāʻani hakahaka—mai nā kiʻi kiʻi ʻohi ʻia a hiki i ka wā pāʻani e like me nā ʻōpala. Ma kona kumu, hoʻohana ka ʻenehana i ka plastisol: kahi hui wai o ka maikaʻi PVC resin, plasticizers (no ka palupalu), stabilizers (e pale aku i ka wela), a me na kala. ʻO ka viscosity haʻahaʻa o kēia mea a me ka hiki ke hoʻōla i nā mahana haʻahaʻa (150–200°C) i kūpono no nā hoʻolālā pāʻani paʻakikī.
Hoʻomaka ke kaʻina hana ma ka hoʻohui ʻana i nā mea plastisol i loko o kahi slurry maʻemaʻe, i ninini ʻia i loko o ke ʻano metala metala (ʻo ia ka alumini a i ʻole ke keleawe no ka hana wela). Hoʻokomo ʻia ka ʻōpala i loko o ka centrifuge a i ʻole ka mīkini mīkini e hoʻoneʻe i nā ʻōhū ea, e hōʻoia i ka pau ʻole. A laila, hoʻokomo ʻia i loko o kahi ʻauʻau aila ʻoihana: ʻo ka wela ka mea e pili ai ka plastisol i nā paia o loko o ka mold, me ka manawa hoʻomehana e kuhikuhi ana i ka mānoanoa o ka pā o ka mea pāʻani (ʻoi aku ka lōʻihi o ka wela = ʻoi aku ka mānoanoa, nā huahana paʻa). Ua ninini ʻia ka plastisol nui a hana hou ʻia, e hōʻemi ana i ka ʻōpala.
No ka hoʻomaʻamaʻa piha ʻana i ka mea, hoʻi ka ʻōpala i ka umu aila no 2-3 mau minuke, a laila hoʻomālili ʻia i ka wai e paʻa ai ke ʻano. I ka manawa e maloʻo ai, lawe ʻia ka mea pāʻani vinyl maʻalahi me ka hoʻohana ʻana i kahi mea hoʻopili - e hāʻawi ana i kahi hua kū a paʻa.
ʻO nā pōmaikaʻi nui o kēia ʻenehana, ʻo ia ka maʻalahi o ka hoʻolālā (hiki iā ia ke hana i nā kikoʻī kikoʻī a me nā ʻano paʻakikī), ʻoi aku ka maikaʻi o ke kumukūʻai (nā koina haʻahaʻa haʻahaʻa a me nā mea hoʻohana hou ʻia), a me ka palekana: hoʻohana nā mea hana hou i nā plasticizers phthalate-free, e hālāwai me nā kūlana pāʻani honua (eg, EU 2009/48/EC). ʻOiai ua kaupalena ʻia e nā manawa pōʻai lohi (5-20 mau minuke no kēlā me kēia pāʻani), ʻoi aku ka maikaʻi no ka holo ʻana o ka liʻiliʻi a me ka liʻiliʻi, ke kaulike ʻana i ka maikaʻi a me ka hiki ke loaʻa no nā pahu pāʻani hale kūʻai a me nā mea pāʻani.
 

He pōʻino anei nā mea pāʻani Vinyl i nā keiki?

Nā mea pāʻani Vinyl

ʻAʻole nā ​​mea pāʻani Vinyl he mea ʻino maoli i nā keiki - pili ka palekana i ka maikaʻi o nā mea, nā kūlana hana, a me ka hoʻohana ʻana. Palekana nā huahana kūpono, ʻoiai nā mea ma lalo o ke kūlana kiʻekiʻe e loaʻa nā pilikia olakino. Eia kahi alakaʻi pōkole: I. Nā Pōʻino o nā Mea Pāʻani Vinyl Ma lalo o ke Kūlana Nā Pōʻino Kemika: Loaʻa paha ka plastic recycled, nā plasticizers haʻahaʻa (e like me phthalates) a i ʻole nā ​​​​metala kaumaha (alakaʻi, cadmium). Hiki i kēia mau mea ke komo i loko o ka ʻili a i ʻole e ʻai ʻia ma o ka nau ʻana, ka hōʻino ʻana i ka hana endocrine, ka hānau hou ʻana, nā aʻalolo, a i ʻole nā ​​​​puʻupaʻa (ʻoi aku ka nui o ka pilikia no nā keiki ʻōpio). Nā Pōʻino Kino: ʻO ka hana lima maikaʻi ʻole ke kumu o ka liʻiliʻi E heluhelu hou aku …

No ke aha e lawe ai nā mea pāʻani hoʻolei ʻo Sofubi a me Vinyl ma luna o ke ao holoʻokoʻa

PVC ʻO nā mea pāʻani hoʻolei ʻo Plastisol Vinyl

Ma ka mākeke mea pāʻani kaulana, ʻo ka "vinyl casting" he huaʻōlelo piha i ka buzz. Hoʻomaikaʻi kekahi iā ia ma ke ʻano he ʻelele o nā mea kiʻekiʻe, hoʻopiʻi kekahi e pili ana i kona ʻano i ka wā ʻelemakule a me nā hoʻolālā maʻalahi, ʻoiai ua huikau ka nui o nā huaʻōlelo e like me "Sofubi" a me "vinyl paʻakikī". ʻO ka ʻoiaʻiʻo, ʻo ka hapa nui o nā hoʻopaʻapaʻa e pili ana i nā kuhi hewa e pili ana i kēia hana kahiko. Vinyl Casting: He Hana Noʻeau, ʻAʻole he Mea He nui ka poʻe e kuhihewa i ka "vinyl casting" no kahi mea kūikawā ma hope o ka manaʻo ʻana i ke ʻano palupalu a elastic o ka vinyl Heluhelu Hou aku …

He aha PVC Plastisol Vinyl Rotocasting ?

He aha PVC Plastisol Vinyl Rotocasting

PVC ʻO Plastisol Vinyl Rotocasting kahi hana hana no ka hana ʻana i nā mea pāʻani. Eia ka wehewehe kikoʻī: Origin In 1924, ka honua pvc plastisol vinyl rotocasting (ROTOCAST) machine i invented in Germany, a me ka mea pāʻani mua, he “chocolate rabbit”, ua hana maikaʻi ʻia. Ua hōʻailona kēia i ka hoʻomaka ʻana o kahi mokuna hou i ka hana pāʻani me ka pvc plastisol vinyl rotocasting process. Ke Kumu Kaʻina Hana mua, ua uhi ʻia kahi ʻāpana keleawe lahilahi ma ka ʻili o ka papa prototype ma ka papa ma o ka electroplating iHeluhelu hou aku…

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