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What We Do

What are SiC Creamics

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Technical Data Sheet

Item

RSiC

NSiC

SiSiC/SSiC

SiC

Si3N4

Full Name

Recrystallized Silicon Carbide

Nitride Bonded Silicon   Carbide

Sintered

Silicon Carbide

Oxide Bonded Silicon Carbide

Silicon Nitride

Color

Dark gray with crystal light

Gray

Dark gray

Black

Gray

Max Working Temperature ()

1650

1450

1380

1380

1150

Bulk Density (g/cm3)

≥2.7

≥2.75

≥3.02

2.65-2.75

3.2

Porosity (%)

≤17

12-15

<0.1

≤15

0

Compression Strength (Mpa)

600

650

160

>90

490

Bending Strength (Mpa)

90

180

250

>45

700

Young’s Modulus (Gpa)

250

200-250

300

---

280

Thermal Conductivity (W/MK)

23

17

45

14

26

Thermal Expansion

20-1000 (10-6K-1)

4.7

5.0

4.5

4.8

3.4

Moh’s Hardness

9.5

9

9.66

---

9.4

SiC (%)

Si3N4 (%)

99.5

70-80

20-30

85

 

≥85

 

 

99

Why SiC Ceramic Products

l High temperature tolerance

l  High strength

l  High thermal conductivity

l  High wear resistance

l  High corrosion resistance

l  High thermal shock resistance

l  Low thermal expansion

l  Excellent mechanical performance


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LENGSTech provides you a wide range of SiC ceramic products, kiln furniture & technical supports. 

Just inform us the details of application & requirements of working condition.

And we’ll work out the best solutions for you.

l  24 hours online service & in time response.

l  Material selection, technical support & free drawings.

l  Short lead time & on-site inspection on behalf of customers.

l  One stop service includes all refractory products & accessories.


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