Ua hoʻopili ʻia kahi liners pale hou i nā hydrocyclones

ʻO SCSC - TH nā mea hana hou e kū'ē i ke komo ʻana e hana i nā liners o nā hydrocyclones.

ʻO nā waiwai o nā huahana sintered Silicon carbide e komo pū me ka paʻakikī ikaika, ka ikaika kiʻekiʻe a me ke kūpaʻa wela kiʻekiʻe. Eia nō naʻe, he mau hemahema ko ia ʻano huahana, e like me ka paʻakikī maikaʻi ʻole, ka palupalu a pēlā aku. I mea e hoʻololi ai i nā kūlana hana o ka hydrocyclone, pono e hoʻomaikaʻi hou ʻia. Ua hoʻomaikaʻi ʻo Zhongpeng i kāna kaʻina hana, hoʻomohala a hoʻolauna i kahi mea pale ʻaʻahu hou i kūpono no ka cyclone waena kaumaha i kapa ʻia ʻo wear-resistant SCSC - TH. He mea crystalline hou ia i synthesized ʻia ma ka hoʻohui ʻana i nā mea trace i ke kaʻina hana o ka sintering silicon carbide a sintered a pane ʻia i ka mahana kiʻekiʻe. ʻO kāna mau ʻāpana hoʻonohonoho kemika nui ʻo SiC, C, Mo, a pēlā aku. Hoʻokumu ʻia ke ʻano hui hexagonal binary a multivariate paha i kahi mahana kiʻekiʻe. no laila, he paʻakikī loa kēia huahana, ikaika kiʻekiʻe, self-lubricating (haʻahaʻa friction), anti-adhesion, corrosion resistance a me ke kūpaʻa wela kiʻekiʻe.

Ua hōʻike ʻia ke ʻano kemika a me nā waiwai kino ma ka Papa 1 a me ka papa 2.

Papa 1: hoʻohuihui kemika

Mineral koʻikoʻi Nā Keramika Silicon Carbide ʻOkika naikosa Silika manuahi
ʻA - SiC ≥98% ≤0.3% ≤0.5%

 

Papa 2: nā waiwai kino

Nā Mea ʻO ka carbide silicon sintered i ke kaomi lewa ʻO ka hopena graphite manuahi sintering silicon carbide
Ka nui o ka paʻa 3. 1 g/cm3 3. 02 g/cm3
Ka porosity < 0. 1% < 0. 1%
Ikaika kūlou 400 MPa 280 MPa
Modulus elastic 420 300
Ke kū'ē ʻana i ka waikawa a me ka alkali ʻOi loa ʻOi loa

Paʻakikī Vickers

18 22

Ka ʻūlū ʻana

≤0.15 ≤0.01

Ma lalo o nā kūlana like, ua hōʻike ʻia ka hoʻohālikelike ʻana o nā waiwai ma waena o SCSC -TH a me nā keramika alumina kiʻekiʻe ma ka Papa 3.

Papa 3: hoʻohālikelike ʻana o nā waiwai ma waena o SCSC - TH a me Ai2O3

Nā Mea Ka nui (g *cm)3) Ka unahi paʻakikī o Mons Paʻakikī liʻiliʻi (kg*mm)2) Ikaika kūlou (MPa) Ka ʻūlū ʻana
Ai2O3 3.6 7 2800 200 ≤0.15
SCSC - TH 3.02 9.3 3400 280 ≤0.01

ʻO ke ola lawelawe o ka ʻōnaehana cyclone waena kaumaha a me ka paipu kākoʻo pale ʻaʻahu i hana ʻia me SCSC - TH he 3 ~ 5 mau manawa ma mua o Ai.2O3 a ʻoi aku ma mua o 10 mau manawa o ka metala pale ʻaʻahu. Hiki i ka uhi i hana ʻia me SCSC - TH ke hoʻonui i ka hoʻōla ʻana o ka lanahu maʻemaʻe ma mua o 1%. ʻO ka hoʻohālikelike ʻana i ke ola lawelawe o Ai2O3 a ʻo SCSC - TH penei:

Papa 4: Nā hopena hoʻohālikelike mai ka hopena hoʻokaʻawale o ka cyclone dense-medium (%)

Nā Mea ʻIkepili < 1.5 ʻIkepili 1.5~1.8 ʻIkepili > 1.8
Ai2O3 laina SCSC - TH liner Ai2O3 laina SCSC - TH liner Ai2O3 laina SCSC - TH liner
lanahu maʻemaʻe 93 94.5 7 5.5 0 0
Nā ʻAi ʻAi 15 11 73 77 12 8
Pōhaku ʻōpala     1.9 1.1 98.1 98.9

Papa 5: Ka hoʻohālikelike ʻana o ke ola lawelawe o Ai2O3 a me SCSC

  Ai2O3 ʻŌpae SCSC - TH Spigot
Ke ana ʻana ma ka ʻānai ʻana 300 lā hoʻololi 120 d ʻO ka abrasion me 1.5mm a me ke ola lawelawe ma luna o 3a
500 lā ʻO ka ʻūlū ʻana me 2mm a me ke ola lawelawe ma luna o 3a
Kumukūʻai mālama 300 lā 200,000 0
500 lā 300,000 0

 

 

 

 


Ka manawa hoʻouna: Malaki-12-2022
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