1. Hoʻonohonoho ʻana i nā huahana
ʻO ka Graphite Raw Material for Magnesium Carbon Bricks he mea hoʻolaʻa ʻia no ka hana ʻana -kiʻekiʻe i nā pōhaku kalapona magnesium. Ma muli o ka -ma'ema'e ki'eki'e ma'ema'e maoli graphite a i 'ole ki'eki'e-kino ki'i ki'i ki'i, e hana 'ia e like me ka ho'oma'ema'e kino, ka 'ohi 'ana, a me ka wehe 'ana i ka haumia. Loaʻa iā ia ke kūpaʻa kiʻekiʻe -mehana a me ka hoʻohālikelike ʻana me nā aggregates magnesia, e lawelawe ana ma ke ʻano he ʻāpana hana koʻikoʻi no ka hoʻoikaika ʻana i ka pale ʻana i ka ʻino, ke kū ʻana o ka haʻalulu wela, a me ka ikaika mechanical o nā pōhaku lepo magnesium.
2. Nā Kūlana Kūlana Nui
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Māhele Māhele |
Hōʻikeʻike papa maʻamau |
ʻO ka ʻōlelo kikoʻī o ka papa kiʻekiʻe |
Kūlana hoʻāʻo |
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Kaona Paa |
ʻOi aku a i ʻole like me 98.5% |
ʻOi aku a i ʻole like me 99.5% |
GB/T 3521-2021 (Mea Hana Ho'āʻo Kipi) |
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Maʻiʻo Sulfur (S). |
ʻOi aʻe a i ʻole like me 0.15% |
He emi a like paha me 0.08% |
GB/T 3521-2021 |
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Maʻiʻo Hao Oxide (Fe₂O₃). |
ʻOi aʻe a i ʻole like me 0.8% |
ʻOi aʻe a i ʻole like me 0.5% |
ICP-OES (Inductively Coupled Plasma-Optical Emission Spectrometry) |
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Maʻiʻo Silicon Dioxide (SiO₂). |
ʻOi aʻe a i ʻole like me 1.0% |
He emi a like paha me 0.6% |
ICP -OES |
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Puka Lahui |
0-5mm (Hoʻopilikino ʻia, e laʻa, 0-1mm/1-3mm/3-5mm) |
E like me ka papa maʻamau |
GB/T 19077-2016 (Nānā ʻana i ka nui o nā ʻāpana ʻāpana ʻokoʻa laser) |
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ʻAiʻi Nui |
ʻOi aku ma mua a i ʻole like me 0.85g/cm³ |
ʻOi aku a i ʻole like me 0.90g/cm³ |
GB/T 5162-2022 (Ka Hoʻoholo Hoʻopaʻa Paʻa Paʻa) |
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ʻO ka hoʻonui wela wela (20-1000 degere) |
ʻOi aku a i ʻole like me 5.0×10⁻⁶/ degere |
ʻOi aku a i ʻole like me 4.5×10⁻⁶/ degere |
GB/T 25147-2010 (Ho'āʻo ʻia ʻo Thermal Expansion of Refractory Raw Materials) |
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Māmā |
ʻOi aʻe a i ʻole like me 0.5% |
ʻOi aʻe a i ʻole like me 0.3% |
ʻO ke ʻano Titration Karl Fischer |
3.Core Product Hiʻona
Kalapona Pa'a Ki'eki'e & Ha'aha'a Poino
ʻOi aku ka nui a i ʻole like me 98.5% (a hiki i ka 99.5% no nā māka uku); ʻO ka nui o nā maʻiʻo o nā mea haumia ʻino (S ʻoi aʻe a i ʻole like me 0.15%, Fe₂O₃ ʻoi aʻe ma mua o 0.8% a i ʻole like me 0.8%, SiO₂ liʻiliʻi a i ʻole like me 1.0%) e hoʻomalu pono ʻia, e pale ana i nā hopena ʻino i ka hana kiʻekiʻe o ka hana wela o nā pōhaku kalapona magnesium (e laʻa, ka hoʻoheheʻe ʻana a i ʻole ka hoʻoheheʻe ʻana).
ʻO ka hoʻonui ʻia ʻana o ka nui o nā mea ʻala
Hiki ke hoʻolikelike ʻia ka nui o nā ʻāpana ʻāpana (e laʻa, 0-1mm, 1-3mm, 3-5mm) no ka hoʻohālikelike ʻana i nā ʻano hana pōhaku kalapona magnesium like ʻole; ʻO ka hāʻawi ʻana i ka nui o nā ʻāpana liʻiliʻi e hōʻoia i ka hui pū ʻana me ka pauka magnesia, e hoʻomaikaʻi i ka paʻa o ke kino pōhaku.
Kiʻekiʻe Kiʻekiʻe-Paʻa Paʻa
Hoʻopaʻa i ka kūpaʻa o ka hoʻolālā ma 1600-1800 degere (maʻamau hana maʻamau o nā pōhaku lepo magnesium); ʻO ka hoʻonui haʻahaʻa haʻahaʻa haʻahaʻa (emi a like paha me 5.0 × 10⁻⁶/ degere) e hōʻemi ana i ka pōʻino o ke koʻikoʻi wela i ka wā o ka hoʻomehana wikiwiki / hoʻomaha.
ʻO ka pulu maikaʻi me nā mea hoʻopili
ʻO ka hoʻomaʻamaʻa ʻana i ka ʻili (ke koho) e hoʻonui i ka hoʻopili ʻana me ka resin phenolic a i ʻole nā mea hoʻopaʻa pitch, e paipai ana i ka hoʻopaʻa ʻana i waena o ka graphite a me ka magnesia, a me ka hoʻomaikaʻi ʻana i ka ikaika mechanical holoʻokoʻa o ka brick (ikaika flexural ʻoi aku ka nui a i ʻole like me 15MPa ma hope o ke puhi ʻana).


4. Nā Kūlana Hoʻohana Nui
Nā Lining mea hoʻololi kila
Hoʻohana ʻia i ka hana ʻana o ka magnesium carbon bricks no nā linings converter (ʻoi aku ka nui o nā wahi laina slag), me ka hoʻohana ʻana i kona kūpaʻa ʻino kiʻekiʻe e kū i ka erosion mai ke kila hoʻoheheʻe a me ka slag.
Ladle & Tundish Lining
Hoʻohana ʻia i nā pōhaku lepo magnesium no nā ʻaoʻao ʻaoʻao o ka ladle, lalo, a me nā linings o luna, e hoʻonui ai i ke kū'ē ʻana i ka haʻalulu wela a me ke kila hoʻoheheʻe ʻia.
Nā ʻĀpana Uila ʻAka (EAF).
E lawelawe ana ma ke ano he mea maka no ka magnesium carbon bricks ma na hale EAF a me na paia aoao, e hoololi ana i ke kaiapuni wela -kiekie (1600-1750 degere) a e hoemi ana i ke alapine o ka malama ana.
Mea Hana Metala ʻole -ferrous
Hoʻohana ʻia i loko o nā pōhaku lepo magnesium no ka hoʻoheheʻe ʻana i nā umu (e laʻa, ke keleawe, ka hoʻoheheʻe nickel), e pale ana i ka ʻino mai nā paʻakai hoʻoheheʻe kiʻekiʻe a me nā oxide metala.
Nā huahana pale: mea maka no ka magnesium kalapona pōhaku lepo, Kina no ka magnesium kalapona pōhaku lepo mea hana
