Hoʻolauna ʻia o nā piliki insulation māmā alumini kiʻekiʻe

Hoʻolauna ʻia o nā piliki insulation māmā alumini kiʻekiʻe

ʻO nā piliki māmā alumini kiʻekiʻe he mau huahana kūpaʻa hoʻomehana i hana ʻia me ka bauxite ma ke ʻano he mea maka nui me ka nui o Al2O3 ʻaʻole i emi iho ma mua o 48%. ʻO kāna hana hana he ʻano huʻa, a hiki ke hoʻohui ʻia i ke ʻano puhi. Hiki ke hoʻohana ʻia nā piliki māmā alumini kiʻekiʻe no nā papa hoʻomehana masonry a me nā ʻāpana me ka ʻole o ka ʻino nui a me ka ʻino o nā mea i hoʻoheheʻe ʻia i ka mahana kiʻekiʻe. Ke pili pono me nā lapalapa, ʻaʻole e ʻoi aku ka mahana o ka ʻili o nā piliki māmā alumini kiʻekiʻe ma mua o 1350 °C.

nā pōhaku hoʻokaʻawale māmā-alumini kiʻekiʻe

Nā ʻano o nā pōhaku hoʻoluʻu māmā alumini kiʻekiʻe
Loaʻa iā ia nā ʻano o ke kūpaʻa wela kiʻekiʻe, ka ikaika kiʻekiʻe, ka haʻahaʻa o ka nui, ka porosity kiʻekiʻe, ka conductivity thermal haʻahaʻa, ke kūpaʻa wela kiʻekiʻe, a me ka hana insulation wela maikaʻi. Hiki iā ia ke hoʻemi i ka nui a me ke kaumaha o nā lako thermal, hoʻopōkole i ka manawa hoʻomehana, hōʻoia i ka mahana like o ka umu, a hōʻemi i ka nalowale wela. Hiki iā ia ke mālama i ka ikehu, mālama i nā mea kūkulu umu a hoʻolōʻihi i ke ola lawelawe umu.
Ma muli o kona porosity kiʻekiʻe, ka haʻahaʻa haʻahaʻa haʻahaʻa a me ka hana insulation thermal maikaʻi.nā pōhaku hoʻopaʻa māmā alumini kiʻekiʻeHoʻohana nui ʻia e like me nā mea hoʻopihapiha insulation thermal ma ka hakahaka ma waena o nā piliki refractory a me nā kino umu i loko o nā umu ʻoihana like ʻole e hōʻemi i ka hoʻolaha wela o ka umu a loaʻa ka pono ikehu kiʻekiʻe. ʻO ke kiko heheʻe o ka anorthite he 1550°C. Loaʻa iā ia nā ʻano o ka haʻahaʻa haʻahaʻa, ka coefficient hoʻonui thermal liʻiliʻi, ka conductivity thermal haʻahaʻa, a me ke ola paʻa i ka hoʻemi ʻana i nā lewa. Hiki iā ia ke pani hapa i ka lepo, silicon, a me nā mea refractory alumini kiʻekiʻe, a hoʻomaopopo i ka mālama ikehu a me ka hoʻemi ʻana i ka hoʻokuʻu ʻana.


Ka manawa hoʻouna: Iulai-03-2023

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