ʻO Kina māmā ke kaumaha o ka alumina thermal insulation brick factory a me nā mea hana | ʻO Rongsheng

ʻO ka wehewehe pōkole:

ʻO ke kiʻekiʻe alumina insulation brick he ʻano refractory, ʻo ia ka mea nui o Al2O3. Inā ʻoi aku ke kiʻekiʻe o Al2O3 ma mua o 90%, ua kapa ʻia ʻo corundum brick. Ma muli o nā kumuwaiwai like ʻole, ʻaʻole kūlike nā kūlana o nā ʻāina like ʻole. No ka laʻana, ma nā ʻāina ʻEulopa, ʻo ka palena haʻahaʻa o Al2O3 maʻiʻo no nā refractory alumina kiʻekiʻe he 42%. Ma Kina, ʻo Al2O3 maʻiʻo i loko o nā pōhaku lepo alumina kiʻekiʻe e māhele pinepine ʻia i ʻekolu mau māka: Grade I - Al2O3 content> 75%; papa II - Al2O3 maʻiʻo he 60-75%; papa III - ʻO ka maʻiʻo Al2O3 he 48-60%.


Huahana Huahana

Huahana Huahana

ʻIkepili ʻenehana:

Inoa Pilikia Alumina Kiʻekiʻe Māmā
LG-0.6 LG-0.8 LG-1.0
ʻOi aku ka nui (g/cm3) 0.6 0.8 1.0
Ka Ikaika Ku'i anu (Mpa)≥ 1.9 2.9 4.0
Hoʻololi Linear mau 1300 ℃ * 12h(%)≤ 0.5 0.5 0.5
ʻO ka wela wela 350±25 ℃ W/(m·K) ≤0.250 ≤0.320 ≤0.450
Refractoriness Ma lalo o ka ukana 0.1Mpa (℃) ≥ 1300 1350 1380
Al2O3(%)≥ 50 52 52
Fe2O3(%)≤ 1.8 1.6 1.5
ʻO ka wela o ka lawelawe kiʻekiʻe loa (℃) 1300 1350 1380

Noi:

Hoʻohana nui ʻia nā pōhaku lepo insulation alumina kiʻekiʻe no ka masonry o nā kilns ʻoihana i loko o nā linings, e like me nā kapuahi puhi, nā kapuahi wela wela, ka umu uila top, reverberator, rotary cement kiln a pēlā aku. Ma waho aʻe, hoʻohana nui ʻia nā pōhaku alumina kiʻekiʻe e like me ka regenerative checker bricks, stopper of continue casting system, nozzle bricks, etc.


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