Customized 99% al2o3 Alumina Ceramic Salt Mill Core Disc

Pepper grinding parts

1. It seems appreciates a slow grinder
2. Producing uniform particle size
3. Changing grind settings should be direct and understandable

Pepper grinding parts

Alumina grinder

Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity.

颜色

Color

White

白色

White

白色

White

白色

Ivory White

象牙白

White

白色

体积密度

Volume density(g/cm3)

3.45

3.5

3.7

3.75

3.9

吸水率

Water Absorption

0

0

0

0

0

抗弯强度

Flexural Strength

300MPa

300MPa

320MPa

330MPa

330MPa

维氏硬度

Vickers hardness

1300

1400

1400

1800

1800

介电常数

Dielectric Constant (at 1MHZ 25℃)

10

10

10

10

10

弹性模量

Modulus of elasticity

350GPa

350GPa

350GPa

370GPa

370GPa

热导率

thermal conductivity (30℃)

18W/(m·K)

24W/(m·K)

24W/(m·K)

25W/(m·K)

28W/(m·K)

体积电阻率

Volume resistivity

10¹⁴Ω•cm

10¹⁴Ω•cm

10¹⁴Ω•cm

10¹⁴Ω•cm

10¹⁵Ω•cm

介电强度

Dielectric strength

20KV/mm

20KV/mm

20KV/mm

20KV/mm

30KV/mm