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Ke ʻano o ka uhi pahi kīhini

ʻAukake 17, 2020

ʻO ka uhi nitride Titanium (tin)

ʻO ka tin kahi uhi pvd maʻamau, hiki ke hoʻomaikaʻi i ka paʻakikī o ka hāmeʻa a loaʻa ka wela oxidation kiʻekiʻe. He hopena kaʻina hana maikaʻi ka uhi no nā pahi kila kiʻekiʻe.


ʻAi Nitrogen-TiC (ticn)

ʻO ka mea kalapona i loko o ka ticn coating e hoʻomaikaʻi i ka paʻakikī a me ka lubricity. He mea hoʻopili kūpono no ka mea hana kila kiʻekiʻe.


Nitrogen, alumini a me ka titanium uhi (tialn/altin)

ʻO kahi papa o ka alumina i hoʻokumu ʻia i ka uhi ʻana o ka nitrogen, aluminika, titanium a me ka alumini hiki ke hoʻomaikaʻi i ke ola o nā mea ʻokiʻoki i ka wela kiʻekiʻe. ʻO nā pale no kaʻoki maloʻo a maloʻo paha. ʻO ka ratio o ka aluminika i ka titanium i loko o ka uhiʻana heʻokoʻa, aʻoi aku kaʻoi aku o ka paʻakikī o ka nitrogen-titanium-aluminium coating ma mua o ka nitrogen-aluminium-titanium coating.


Ka uhi ʻana o Chromium nitride (CrN)

ʻO ke kūpaʻa adhesion maikaʻi o ka uhi ʻana o ka chromium nitride e lilo ia i ka uhi i makemake ʻia i ka hana ʻana o ka puʻupuʻu chip. Ma hope o ka uhi ʻana i kēia uhi ʻike ʻole ʻia, e hoʻomaikaʻi ʻia ka hana machining o nā mea ʻoki e like me ke kila kiʻekiʻe a me ka carbide cemented.


ʻO ka uhi daimana (Diamond)

ʻO ka uhi daimana ka uhi maikaʻi loa no nā mea hana metala non-ferrous. He mea hoʻopili maikaʻi ia no ka machining graphite, metala-based composites (mmc), kiʻekiʻe kiʻekiʻe silikon alumini alumini a me nā mea abrasion kiʻekiʻe. alakaʻi i ka hopena kemika, no laila e luku ʻia ka papa hoʻopili ma waena o ka uhi a me ka mea hana). ʻOkoʻa nā ʻāpana i hoʻohana ʻia no ka wili paʻa, paʻi a me ka wili ʻana a hoʻohana ʻia i nā hihia kikoʻī. Eia kekahi, aia nā ʻāpana multi-layer, ua hoʻokomo ʻia kēlā mau ʻāpana ma waena o ka papa honua a me ka substrate mea hana, e hoʻomaikaʻi ai i ke ola mea hana.



ʻO ka hoʻoheheʻe ʻana (Homo)

Hoʻomaʻamaʻa ʻia ka mea hana i loko o ka wai o 500 ~ 550 oc no 30 ~ 60 mau minuke e hana i kahi papa fe3o4 ma luna o ka ʻili o ka mea hana, ʻo ia ke ʻano o ka mālama ʻana i ka oxidation me ka mānoanoa o ka ʻili kiʻi ʻoniʻoni i ka laulā o 1 ~ 3μ. Ma muli o kona ʻano porous, hiki i ke kiʻiʻoniʻoni ke mālama i ka ʻaila ʻoki a hoʻemi i ka wela friction. He mea maikaʻi loa ia no ka ʻokiʻoki paʻakikī, ke kila tensile kiʻekiʻe, ke kila kila a me ka hao.


ʻIkeʻike
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