High Temperature Al2O3 Alumina Insulator Threaded Ceramic Fitting

Usage of alumina ceramic

Used in electronic ceramic substrates, ceramic
electrical insulation, vacuum devices, devices porcelain, spark plugs and other products.

Alumina ceramic part

We can make the part by hot injection
pressing, dry pressing, 200T isostatic pressing and extrusion productive technology etc.

Ceramic part

1) A variety of specifications available.
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high temperature resistance
5) High strength

Color

White

White

White

Ivory White

White

Volume density(g/cm3)

3.45

3.5

3.7

3.75

3.9

Water Absorption

0

0

0

0

0

Flexural Strength

300MPa

300MPa

320MPa

330MPa

330MPa

Vickers hardness

1300

1400

1400

1800

1800

Dielectric Constant (at 1MHZ 25℃)

10

10

10

10

10

Modulus of elasticity

350GPa

350GPa

350GPa

370GPa

370GPa

thermal conductivity (30℃)

18W/(m·K)

24W/(m·K)

24W/(m·K)

25W/(m·K)

28W/(m·K)

Volume resistivity

10¹⁴Ω•cm

10¹⁴Ω•cm

10¹⁴Ω•cm

10¹⁴Ω•cm

10¹⁵Ω•cm

Dielectric strength

20KV/mm

20KV/mm

20KV/mm

20KV/mm

30KV/mm