Mhete yeSiC yekuisa chisimbiso

Tsananguro pfupi:


Ruzivo rweChigadzirwa

Matagi eChigadzirwa

Tsananguro:

Silicon Carbide ine hunhu hwakanaka hwekudzivirira ngura, simba remuchina rakawanda, kufambisa mafuta zvakanyanya, mafuta anozvizora ega anoshandiswa sezvisimbiso, mabheringi nemachubhu muzvitundumuseremusere, michina, simbi, kudhinda nekudhaya, chikafu, mishonga, indasitiri yemotokari nezvimwewo. Kana zviso zvikabatanidzwa nezviso zvegraphite, kukweshana kunenge kudiki uye kunogona kugadzirwa kuita zvisimbiso zvemuchina zvinokwanisa kushanda zvakanyanya.

Zvimiro zveSilicon Carbide:

-Kuwanda kwakaderera

-Kupisa kwakanyanya (pedyo nearuminiyamu)

-Kudzivirira kwakanaka kwekupisa

-Kudzivirira mvura negasi

-Kusasimba kwakanyanya (kunogona kushandiswa pa1450℃ mumhepo uye 1800℃ mumhepo isina kwayakarerekera)

-Haiparadzwe nengura uye hainyoroveswi nealuminium yakanyungudutswa kana zinc yakanyungudutswa

-Kuoma kwakanyanya

-Kukwana kwakaderera kwekukweshana

-Kuramba kweAbrasion

-Inoramba maasidhi ekutanga uye akasimba

-Inopukutwa

-Simba guru remakanika

Kushandiswa kweSilicon Carbide:

-Zvisimbiso zvemakanika, mabheyaringi, mabheyaringi ekukanda, nezvimwewo

-Majoini anotenderera

-Semiconductor uye coating

-PZvikamu zvepombi

-Zvikamu zvemakemikari

-Magirazi emagetsi emagetsi eindasitiri.

- Zvinoita kuti mvura irambe ichiyerera, zvinochinja-chinja kupisa, nezvimwewo.

Chinhu
Silicon carbide inoumbwa nenzira mbiri:

1)Psilicon carbide isina simba isina simba

Mushure mekunge chinhu chesilicon carbide chisina kumanikidzwa chachekwa, dhayagiramu yechikamu chekristaro iri pasi pemaikorosikopu ye200X inoratidza kuti kupararira nehukuru hwekristaro zvakafanana, uye kristaro hombe haipfuure 10μm.

2) Rreaction sintered silicon carbide

Mushure mekuitwa kwe silicon carbide inonyungudika, inorapa chikamu chakati sandara uye chakapfava chechinhu chacho, kristaro
kugoverwa uye saizi pasi pe200X optical microscope zvakafanana, uye huwandu hwesilicon yemahara hahupfuure 12%.

 

Zvivakwa zveUnyanzvi

Index

Chikamu

Kukosha

Zita reChinhu

Pressureless Sintered nesilicon carbide

Maitiro Sintered nesilicon Carbide

Kuumbwa

SSiC

RBSiC

Kuwanda kwehuwandu

g/cm3

3.15 ± 0.03

3

Simba reKuchinjika

MPa (kpsi)

380(55)

338(49)

Simba Rinodzvinyirira

MPa (kpsi)

3970(560)

1120(158)

Kuoma

Knoop

2800

2700

Kuputsa Kusimba

MPa m1/2

4

4.5

Kufambisa kwekupisa

W/mk

120

95

Kuwanda kweThermal Coefficient

10-6/°C

4

5

Kupisa Kwakasiyana

Joule/g 0k

0.67

0.8

Tembiricha yepamusoro mumhepo

1500

1200

Modulus yeElastic

Gpa

410

360

 

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