NINAU
Hoʻoheheʻe wai i nā ʻeleʻele seramika ma nā mīkini pepa
2024-12-24

Dewatering Ceramic Elements on Paper Machines

                                              (Dewatering Ceramic Elements Hana ʻia eWintrustek)


ʻO kahi ʻōnaehana hoʻoheheʻe wai he ʻāpana koʻikoʻi o kēlā me kēia wili pepa. Kōkua ia i ka wehe ʻana i ka wai mai ka pulp pepa i hiki ke hana ʻia ka pepa i ʻāpana. ʻOi aku ka maikaʻi o nā mea hoʻoheheʻe wai i hana ʻia me ka seramika ma mua o nā mea i hana ʻia me ka plastic. Aia kekahi ʻano o nā seramika dewatering:

 

SiC

Kiʻekiʻe kiʻekiʻe, wai-phase sintered silicon carbide me ka maikaʻi o ka pale ʻana.

 

Nā pono

  • Hoʻopau ʻoluʻolu

  • He ʻuʻuku liʻiliʻi ma muli o ka hoʻopaʻa ʻia ʻana i ka pae wai

  • ʻoʻoleʻa loa

 

Nā noi

Hiki i nā wili pepa o kēia wā ke hana me ka wikiwiki a hiki i 3,000 mpm me ka hoʻohana ʻana i nā mīkini ʻehā ma nā kūlana koʻikoʻi a pau (ma muli o ka hoʻoheheʻe ʻana o ka gravity).

 

 

KA hewa

ʻO ka nitride ceramic i loaʻa ka helu kiʻekiʻe, kahi ʻano like me ka nila, a me ka maikaʻi o ka ʻili.

 

Nā pono

  • 600°C o ka ikaika loa o ka ha'alulu wela

  • Kūleʻa maikaʻi loa i ka ʻaʻahu

  • ʻO ke kūkulu paʻa a me ka maikaʻi o ka ʻili

 

Nā noi

800 mpm a ʻoi aku - nā mea hana mua GAP

ʻO nā mīkini Fourdrinier me ka wikiwiki a hiki i 1,500 mpm no nā wahi koʻikoʻi a pau i nā hale wili pepa o kēia manawa (mai ka hoʻohaʻahaʻa ʻana i ka gravity)

 

ZrO2

ʻO ka zirconium oxide ceramic kūʻokoʻa "ʻoluʻolu". hoʻohana nui ʻia ma nā ʻāpana paʻi.

 

Nā pono

  • Nā mea paʻa paʻa

  • 200°C i hoʻonui ʻia i ke kūpale ʻana i ka haʻalulu wela

  • Haʻahaʻa porosity

 

Nā noi

ʻO 800 mpm ka palena palena kiʻekiʻe no ka wahi paʻi

ʻAʻole ʻōlelo ʻia no nā meaʻai mua

 

 

Al203

ʻO ka alumini oxide ceramic me ka maikaʻi o ke kumu kūʻai-hana lākiō o ka caliber kiʻekiʻe loa.

 

Nā pono

Kūleʻa maikaʻi loa i ka ʻaʻahu

 

Nā noi

  • ʻO 800 mpm ka wikiwiki kiʻekiʻe no ka ʻāpana uea piha

  • A hiki i 1,200 mpm ma ka wikiwiki mai ka papa hana a hiki i ka laina wai


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