|
Silicon Carbide |
||||
sifat material |
Norm |
Symbol/Unit |
F |
F ditambah |
T |
kepadatan |
DIN EN 623-2 |
ρ [g/cm3] |
>3.10 |
>3.16 |
>3.21 |
porositas |
DIN EN 623-2 |
P [%] |
<3.0 |
<1.0 |
<1.0 |
Berarti ukuran butir |
|
[μm] |
<5 |
<5 |
<2 |
Distribusi ukuran butir |
|
[μm] |
|
|
|
komposisi fase |
|
|
α-SiC |
α-SiC |
α-SiC, YAG |
kekerasan Vickers |
DIN EN 843-4 |
HV 1 [GPa] |
25.5 |
25.5 |
22.5 |
Knoop kekerasan |
DIN EN 843-4 |
HK 0.1 [GPa] |
24.5 |
24.5 |
21.0 |
Modulus Young |
DIN EN 843-2 |
E [GPa] |
410 |
420 |
420 |
Weibull modulus |
DIN EN 843-5 |
m |
10 |
15 |
15 |
Kekuatan lentur, |
DIN EN 843-1 |
σB [MPa] |
400 |
510 |
550 |
kuat tekan |
|
σD [MPa] |
2200 |
2200 |
2500 |
rasio Poisson |
|
ν |
0.17 |
0.17 |
0.16 |
fraktur ketangguhan |
|
Klc [MPa·m0,5] |
4 |
4 |
6 |
koefisien |
DIN EN 821-1 |
|
|
|
|
20°C - 500°C |
|
α [10-6/K] |
4.1 |
4.1 |
3.5 |
500°C - 1000°C |
|
α [10-6/K] |
5.2 |
5.2 |
5.2 |
Panas spesifik pada 20 ° C |
DIN EN 821-3 |
cp [J/g K] |
0.6 |
0.6 |
0.6 |
konduktivitas termal |
DIN EN 821-2 |
λ [W/mK] |
125 |
125 |
75 |
stres Thermal |
calculated |
|
|
|
|
R1 = σB·(1-ν) / (α·E) |
|
R1 [K] |
198 |
246 |
314 |
R2 = R1·λ |
|
R2 [W/mm] |
25 |
31 |
24 |
spesifik listrik |
DIN EN 50359 |
ρ [Ω cm] |
106-108 |
106-108 |
102-103 |
|
Silicon Carbide |
||||
sifat material |
Norm |
Symbol/Unit |
C |
P |
G |
kepadatan |
DIN EN 623-2 |
ρ [g/cm3] |
>3.10 |
>2.76- |
>3.02 |
porositas |
DIN EN 623-2 |
P [%] |
<3.0 |
10-14 |
<3.0 |
Berarti ukuran butir |
|
[μm] |
bimodal |
<5 |
bimodal |
Distribusi ukuran butir |
|
[μm] |
10-1500 |
|
10-1000 |
komposisi fase |
|
|
α-SiC |
α-SiC |
α-SiC, |
kekerasan Vickers |
DIN EN 843-4 |
HV 1 [GPa] |
25.5 |
23.5 |
24.5 |
Knoop kekerasan |
DIN EN 843-4 |
HK 0.1 [GPa] |
24.5 |
21.6 |
23.0 |
Modulus Young |
DIN EN 843-2 |
E [GPa] |
410 |
340 |
390 |
Weibull modulus |
DIN EN 843-5 |
m |
10 |
15 |
14 |
Kekuatan lentur, |
DIN EN 843-1 |
σB [MPa] |
400 |
225 |
230 |
kuat tekan |
|
σD [MPa] |
2500 |
2000 |
2500 |
rasio Poisson |
|
ν |
0.17 |
0.17 |
0.16 |
fraktur ketangguhan |
|
Klc [MPa·m0,5] |
3.5 |
3 |
3 |
koefisien |
DIN EN 821-1 |
|
|
|
|
20°C - 500°C |
|
α [10-6/K] |
4.1 |
3.5 |
4.0 |
500°C - 1000°C |
|
α [10-6/K] |
5.2 |
5.6 |
5.0 |
Panas spesifik pada 20 ° C |
DIN EN 821-3 |
cp [J/g K] |
0.6 |
0.6 |
0.6 |
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