Ma nā kula he nui e like me ke kūkulu ʻana a me nā mea hana hale, hoʻohana nui ʻia ʻo PPGI Steel Coils ma muli o kā lākou kala momona a me ka hana maikaʻi loa. Akā, ua ʻike anei ʻoe ʻo kāna "mua" ʻo ka Galvanized Steel Coil? E hōʻike ana kēia i ke kaʻina hana o ka hana ʻana o ka Galvanized Sheet Coil i kahi PPGI Coil.
1. Ka hoʻomaopopo ʻana i nā Coils Galvanized a me nā Coils PPGI
Hoʻopili nā mea hana Galvanized Coils i nā wili me kahi papa zinc ma luna o ka ʻili, e lawelawe nui ana i ka hana ʻino a hoʻonui i ke ola o ke kila. Lawe nā ʻili kila PPGI i nā wili kila galvanized ma ke ʻano he substrate. Ma hope o ke kaʻina hana ʻana, hoʻopili ʻia nā uhi organik i ko lākou ʻili. ʻAʻole ia e paʻa wale i nā waiwai ʻeleʻele o nā coils kila galvanized akā hoʻohui pū kekahi i nā waiwai maikaʻi loa e like me ka nani a me ka pale ʻana i ka wā.
2. Nā ʻanuʻu hana nui no ka hale hana hao hao
(1) Ke Kaʻina Hana Hoʻomaʻamaʻa - Degreasing: Loaʻa i ka ʻili o nā wili kila galvanized nā mea haumia e like me ka aila a me ka lepo. Hoʻopau ʻia kēia mau mea haumia e nā ʻano alkaline a i ʻole nā mea hoʻoheheʻe kemika e hōʻoia i ka hui maikaʻi ʻana o ka uhi ʻana me ka substrate. No ka laʻana, hiki i ka hoʻohana ʻana i kahi hopena degreasing i loaʻa i kahi surfactant hiki ke hoʻoheheʻe maikaʻi i nā molekole aila.
Lapaʻau Hoʻololi Kemika: ʻO nā mea maʻamau ka chromization a i ʻole chromium - ka lāʻau passivation manuahi. Hoʻokumu ia i kahi kiʻiʻoniʻoni kemika lahilahi ma ka ʻili o ka papa galvanized, me ka manaʻo e hoʻomaikaʻi i ka hoʻopili ʻana ma waena o ka substrate a me ka pena me ka hoʻomaikaʻi hou ʻana i ke kūpaʻa corrosion. Ua like kēia kiʻiʻoniʻoni me ka "alahaka", hiki i ka pena ke hoʻopili pono i ka wili kila galvanized.
(2) Ke Kaʻina Hana Peʻa - Hoʻopili mua: Hoʻohana ʻia ka primer i ka coil galvanized i mālama mua ʻia ma o ka uhi ʻana a i ʻole nā ʻano hana ʻē aʻe. ʻO ka hana nui o ka primer ka pale ʻana i ka pala. Loaʻa iā ia nā puaʻa anti-rust a me nā resins, hiki ke hoʻokaʻawale pono i ka pilina ma waena o ka wai, oxygen, a me ka papa galvanized. No ka laʻana, loaʻa i ka epoxy primer kahi adhesion maikaʻi a me ka pale ʻana i ka ʻōpala.
Topcoat Coating: E koho i nā uhi uhi o nā kala like ʻole a me nā hana no ka uhi ʻana e like me nā koi. ʻAʻole hāʻawi wale ka topcoat i ka coil PPGI me nā kala momona akā hāʻawi pū kekahi i ka pale e like me ka pale ʻana i ka wā a me ke kūpaʻa ʻaʻahu. No ka laʻana, ʻo ka polyester topcoat he mau kala ʻālohilohi a me ke kūpaʻa UV maikaʻi, kūpono ia no ke kūkulu ʻana i waho. He pena hoʻi kekahi o nā wili kala i uhi ʻia e pale i ke kua o ka substrate mai ka ʻino ʻana o ke kaiapuni.
(3) Baking and Curing Komo ke kaula kila i pena ʻia i loko o ka umu bakena a hoʻomoʻa ʻia ma kahi mahana (maʻa mau 180 ℃ - 250 ℃). ʻO ka wela kiʻekiʻe e hana i ka resin i loko o ka pena i ka hopena hoʻohui keʻa, paʻa i loko o kahi kiʻiʻoniʻoni a hana i kahi uhi paʻa. Pono e mālama pono ʻia ka manawa kuke a me ka mahana. Inā haʻahaʻa loa ka mahana a ʻaʻole lawa ka manawa, ʻaʻole e hoʻōla ʻia ke kiʻi pena, e pili ana i ka hana; inā kiʻekiʻe loa ka mahana a i ʻole ka lōʻihi o ka manawa, ʻeleʻele paha ke kiʻi pena i ka melemele a hāʻule paha kāna hana.
(4) Hoʻoponopono hope (Kōpono) Ke hana nei kekahi mau coils PPGI Steel e like me ka embossing, laminating, etc. ma hope o ka haʻalele ʻana i ka umu. Hiki i ka embossing ke hoʻonui i ka nani o ka ʻili a me ka friction, a hiki i ka laminating ke pale i ka ʻili o ka uhi i ka wā o ka lawe ʻana a me ka hana ʻana e pale ai i nā ʻōpala.
3. ʻO nā pono a me nā noi o PPGI Steel Coils Ma o ke kaʻina hana i luna, ua "hoʻololi" maikaʻi ʻia ka wili kila galvanized i loko o kahi coil PPGI. ʻO ka PPGI Coil he nani a me ka hana. Ma ke kahua o ke kūkulu ʻana, hiki ke hoʻohana ʻia no nā paia o waho a me nā hale o nā hale hana. Me nā kala like ʻole, paʻa lākou a ʻaʻole mae. Ma ke kahua o nā mea hana hale, e like me nā pahu hau a me nā ʻūhā air-conditioner, ʻoluʻolu lākou a me ka ʻaʻahu. ʻO kāna hana piha maikaʻi loa e noho ai i kahi kūlana koʻikoʻi ma nā ʻoihana he nui. Mai ka coil galvanized a i ka coil PPGI, ʻo ka hoʻololi maʻalahi e pili ana i ka ʻenehana pololei a me kahi ʻano ʻepekema. He mea koʻikoʻi kēlā me kēia loulou hana, a hana pū lākou i ka hana maikaʻi loa o ka PPGI coil, e hoʻohui i ka kala a me ka ʻoluʻolu i ka ʻoihana hou a me ke ola.
Ka manawa hoʻouna: Mei-19-2025