Huahana

ʻO nā pōhaku lepo hoʻokaʻawale māmā Mullite

ʻO nā pōhaku lepo mullite māmā he porosity kiʻekiʻe, hiki ke mālama i ka wela a no laila e hoʻemi i ke kumukūʻai o ka wahie.


Huahana Huahana

Huahana Huahana

Hōʻike huahana

ʻO nā pōhaku lepo mullite māmā he porosity kiʻekiʻe, hiki ke mālama i ka wela a no laila e hoʻemi i ke kumukūʻai o ka wahie.I kēia manawa, ʻoi aku ka liʻiliʻi o ke kaumaha māmā, no laila ʻoi aku ka liʻiliʻi o ka manawa i ka wā e wela ai a maʻalili paha ka kiln.ʻOi aku ka wikiwiki o ka hana maʻamau.
Hiki ke hoʻohana ʻia ma ka pae wela mai 900 a 1600 ℃.
Hoʻohana nui ʻia e like me ke kiln lining i ke kiʻekiʻe kiʻekiʻe (ma lalo o 1700 ℃) kiln o nā seramika, petrochemical, metallurgy a me nā mīkini.

Nā hiʻohiʻona maʻamau

Haʻahaʻa thermal conductivity, haʻahaʻa wela wela, haʻahaʻa haumia maʻiʻo
ʻO ka ikaika kiʻekiʻe, ke kūpaʻa haʻalulu wela maikaʻi loa, ke kūpaʻa erosion
Anana pololei

Hoʻohana maʻamau

Kiln huila a me ka umu kaʻa kaʻa: pōhaku maʻamau, pōhaku lepo lua, pōhaku kaula,
ʻOihana Metallurgy: umu ahi wela;ka uhi o loko o nā kiln hana
ʻOihana mana: hana mana a me nā lako moe wai
ʻOihana Aluminum Electrolytic: kiln i loko

Nā waiwai huahana maʻamau

Mullite māmā-kaumaha insulation bricks Product Properties

Code Huahana MYJM-23 MYJM-26 MYJM-28 MYJM-30 MYJM-32
Mahana Hoʻohālikelike (℃) 1260 1400 1500 1550 1600
Māmā (g/cm³) 550 800 900 1000 1100
ʻO ka laina laina mau loa (℃×8h) 0.3 (1260) 0.4 (1400) 0.6 (1500) 0.6 (1550) 0.6 (1600)
ikaika compressive (Mpa) 1.1 1.9 2.5 2.8 3
Ka ikaika hoihoi (Mpa) 0.8 1.2 1.4 1.6 1.8
Ka hoʻoheheʻe wela (W/mk) (350 ℃) 0.15 0.26 0.33 0.38 0.43
ʻO ka hui kemika (%) Al2O3 40 54 62 74 80
Fe2O3 1.2 0.9 0.8 0.7 0.5
Nānā: ʻO ka ʻikepili hōʻike i hōʻike ʻia he mau hopena maʻamau o nā hoʻokolohua i hana ʻia ma lalo o nā kaʻina hana maʻamau a hiki ke hoʻololi ʻia.ʻAʻole pono e hoʻohana ʻia nā hopena no nā kumu kikoʻī.Hoʻopili nā huahana i helu ʻia i ka ASTM C892.

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