ʻO Kina ka hale hana brick insulation thermal alumina kiʻekiʻe māmā a me nā mea hana | Rongsheng

Wehewehe Pōkole:

ʻO ka piliki insulation alumina kiʻekiʻe he ʻano refractory, ʻo ka ʻāpana nui o ia mea ʻo Al2O3. Inā ʻoi aku ka nui o Al2O3 ma mua o 90%, ua kapa ʻia ʻo ia he piliki corundum. Ma muli o nā kumuwaiwai like ʻole, ʻaʻole kūlike loa nā kūlana o nā ʻāina like ʻole. No ka laʻana, ma nā ʻāina ʻEulopa, ʻo ka palena haʻahaʻa o ka nui o Al2O3 no nā refractories alumina kiʻekiʻe he 42%. Ma Kina, ua māhele ʻia ka nui o Al2O3 i loko o ka piliki alumina kiʻekiʻe i ʻekolu mau papa: Papa I - ʻike Al2O3 > 75%; papa II - ʻike Al2O3 he 60-75%; papa III - ʻike Al2O3 he 48-60%.


Nā kikoʻī huahana

Nā Lepili Huahana

ʻIkepili loea:

Inoa Pōhaku Alumina Kiʻekiʻe Māmā
LG-0.6 LG-0.8 LG-1.0
Ka nui o ka nui (g/cm3) 0.6 0.8 1.0
Ikaika Kuʻi Anu (Mpa) ≥ 1.9 2.9 4.0
Hoʻololi Linear Paʻa 1300 ℃ * 12h (%) ≤ 0.5 0.5 0.5
Ka Hoʻokele Wela Mahana awelika 350±25℃ W/( m·K) ≤0.250 ≤0.320 ≤0.450
Ka Paʻakikī o ke Kūpaʻa ma lalo o ka Ukana 0.1Mpa (℃) ≥ 1300 1350 1380
Al2O3(%)≥ 50 52 52
Fe2O3(%)≤ 1.8 1.6 1.5
Ka Mahana Hana Kiʻekiʻe Loa (℃) 1300 1350 1380

Noi:

Hoʻohana nui ʻia nā piliki alumina kiʻekiʻe no ka hana ʻana i nā uhi o loko o nā umu ʻoihana, e like me nā umu pahū, nā umu pahū wela, ka uhi umu uila, ka mea hoʻohuli, ka umu sima wili a pēlā aku. Eia kekahi, hoʻohana nui ʻia nā piliki alumina kiʻekiʻe e like me nā piliki nānā regenerative, ka mea pani o ka ʻōnaehana hoʻolei mau, nā piliki nozzle, a pēlā aku.


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