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He aha ke ʻano o nā kīleʻa Refractory i hoʻohana ʻia no ka uhi ʻana o ka umu ahi kalapona ʻeleʻele?

Ua māhele ʻia ka umu ahi kalapona ʻeleʻele i ʻelima lining nui i loko o ke keʻena kuni, puʻu, ʻāpana pane, ʻāpana anuanu wikiwiki, a me ka pauku noho.

ʻO ka hapa nui o nā wahie o ka umu hoʻoheheʻe kalapona ʻeleʻele ka nui o ka aila kaumaha, a ua hoʻohana ʻia nā mea maka e like me ka hui hydrocarbon. I ka wā o ke kaʻina hana, paʻakikī ka lewa o ka wahie e ʻā ana i loko o ka umu hoʻoheheʻe ʻana, ʻo nā mea maka he thermal decomposition, ka hoʻoheheʻe ʻana o ka lanahu, a me ka wahie a me nā mea wela. o ka noonoo kino ana ma Kina na mea hana Brick ahi. Hiki ke hoʻohana ʻia ka mahana o ka uhi o loko o ka umu ahi i ka 1600 ~ 1700 ° C, a ʻoi aku ka wikiwiki o ka hoʻomehana ʻana i ka umu. ʻO ka mahana ma ka hope o ka puʻu ma ka hope o ka ʻāʻī ma luna o 1700 ℃, a aia ke kahe o ka ea. ʻO kekahi mau wahi wela kiʻekiʻe ke kiʻekiʻe me 1900 ℃. I kekahi manawa ua hoʻololi ʻia nā kapuahi a me nā huahana like ʻole ma muli o nā kumu hana, a e komo pū ka mahu wai i loko o ke kahe o ka ea i loko o ka uhi ahi a puhi i ka pipeline aila.

ʻO nā tile refractory maʻamau i hoʻohana ʻia i loko o ka umu hoʻoheheʻe kalapona ʻeleʻele i hoʻopaʻa ʻia me ka aluminika a me nā pōhaku silika, nā pōhaku jade paʻa, nā pōhaku jade chromium -duty a me nā tile refractory pheasant. ʻO ka alumini a me nā pōhaku silika he alumini kiʻekiʻe, pōhaku mullite, pōhaku jade paʻa, a pēlā aku; Chromium -like jade ahi-kūpaʻa pōhaku lepo i okoa chromium mea, composite refractory tile me kiʻekiʻe wela sintering, a pheasant refractory tile komo aerobic chromium rigidity jade.

Kīleʻa Refractory

Aia kekahi mau kapuahi kalapona-ʻeleʻele e hoʻohana ana i nā pōhaku lepo silika carbide no ka masonry. E hoʻohana ʻia ka wahi haʻahaʻa haʻahaʻa no ka masonry me nā pōhaku alumini kiʻekiʻe a i ʻole nā ​​​​piliki lepo. Aia ka mahana ma kahi o 1550 a 1750 ℃. Ma ka ʻāpana o ke kāʻei hoʻoluʻu ʻaʻole i ʻoi aku ma mua o 1300 ℃, hoʻohana ʻia kahi pōhaku alumina kiʻekiʻe me ka ʻike alumini ma waena o 65-70% no ka masonry ma nā mea hana ahi ahi Kina. Ma nā wahi me kahi mahana ma 1750 ~ 1925 ℃, koho ʻia nā chromium -ganging jade resistant tile me ka wela-resistant seismic performance no ka masonry.

ʻO ka ultra-high wela ma kahi o 2000 ~ 2100 ℃, a pono e hoʻohana ʻia nā pōhaku lepo ZRO2 maʻemaʻe no ka masonry, no ka mea, ʻo nā pōhaku refractory i loaʻa i ka oka he kiʻekiʻe heheʻe, nui ka nui, liʻiliʻi thermal conductivity, a me ka paʻa kemika maikaʻi. akā, ZRO2 ke ahi-kū'ē i nā pōhaku lepo pōhaku lepo Kiʻekiʻe ke kumu kūʻai.

I ka pōkole, ʻōlelo ʻia nā mea hana ʻo China Fire Brick i nā ʻāpana ʻokoʻa refractory o nā mea like ʻole i hoʻohana ʻia i nā wahi wela like ʻole, no laila ʻoiai inā e hoʻemi ʻia ke kumukūʻai hana, hiki iā ia ke hoʻokō i nā pono o ka lining.


Ka manawa hoʻouna: Mei-19-2023
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