Si3N4 zvedongo mabhora

Tsananguro Pfupi:

Kugadzira maitiro: isostatic kudzvanya, mweya kumanikidza sintering;

Ruvara: dema kana grey;

Kuwandisa: 3.2-3.3g / cm3;

Akarurama giredhi: G5-G1000;

Kukura kukuru: 1.5mm-100mm;

 

Si3N4 zvedongo mabhora iwo chaiwo maceramics akakwenenzverwa patembiricha yepamusoro mune isiri-oxidizing mhepo. Kunze kwehydrofluoric acid, hazviite nemamwe maorganic acids.


Chigadzirwa Chigadzirwa

Chigadzirwa Mateki

Silicon nitride zvedongo mabhora vane simba rakakwirira, kukwirira kwekupfeka, kupisa kwekudzivirira, kurwisa ngura, asidhi uye alkali kuramba, uye inogona kushandiswa kwenguva yakareba mumvura yegungwa, uye kuve neyakagadzirwa zvakanaka zvinhu. Unogona kusangana nekuomesesa kushandiswa uye nharaunda yekushanda.

Si3N4 zvedongo mabhora vane kuomarara kwakanyanya uye kurema kurema. Kana ikashandiswa mune zvakawanda zvakasarudzika zvishongedzo kana zvishandiso, ivo vane diki coefficient yekukwesana uye kumhanyisa kwemagetsi, zvichikonzera kushoma kupfeka uye kuwedzera hupenyu hwebasa hweiyo accessories.

Si3N4 zvedongo mabhora inopesana nekupisa kwakanyanya uye inogona kushanda yakadzikama munzvimbo ine tembiricha yakakwira iri pasi pe1200 degrees Celsius ine shanduko diki diki. Zvirinani kupisa kwekupisa, kupisa kwekupisa kwakapisa kuita 900-1000 degrees Celsius.

Iyo inewo-yekuzvizora zvinhu uye inogona kushandiswa munzvimbo dzisingasviki svikiro rekuzora rakanyanya kusvibiswa. Iva zvinhu zvekusarudzira zvedongo mabheyari uye musanganiswa ceramic bhora mabheyaringi.

Inofananidzwa nesimbi mabhora, iwo mabhenefiti makuru eeceramic mabhora ndeaya:

(1) Iyo 59% yakareruka kupfuura mipira yesimbi, iyo inoderedza simba re centrifugal, kutenderera uye kuvenga panzira yemumugwagwa apo kubereka kuri kumhanya zvakanyanya;

(2) Iyo modulus yekusimba ndeye 44% yakakura kupfuura iyo yesimbi, zvinoreva kuti huwandu hweshanduko idiki kwazvo pane iya yesimbi mabhora kana achimanikidzwa;

(3) Kuoma kwakakwirira kupfuura simbi, HRC inosvika 78;

(4) Iyo coefficient yekukwesana idiki, isiri-magineti, emagetsi yakavharirwa, uye inopokana nemakemikari ngura kupfuura simbi;

(5) Iyo coefficient yekupisa kwekuwedzera ndeye 1/4 yeiyo yesimbi, iyo inogona kumira kamwe kamwe tembiricha shanduko;

(6) Kumusoro kwekupedzisa kuri nani, Ra anogona kusvika 4-6 nanometer;

(7) Yakanyanya kupisa tembiricha, iyo zvedongo bhora ichine yakasimba simba uye kuomarara pa1050 degrees Celsius;

(8) Haizove ngura uye inogona kushanda pasi pemafuta-emahara emamiriro ekugadzirisa.


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