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Semiconductor alumina ceramic robot hand arm

Semiconductor alumina ceramic robot hand arm

Alumina Ceramic Arms for Wafer Moving

Ceramic robotic arm

 

It’s known as the ceramic carrying arm, plays a transporting role in semiconductor equipment. It is equivalent to the hand of the robot in semiconductor equipment and is responsible for carrying wafers and silicon wafers to designated locations. Because silicon wafers are extremely susceptible to contamination from other particles, they are generally carried out in a vacuum environment.

There are generally two types of ceramic robot arms, one is an alumina ceramic robot arm, and the other is a silicon carbide ceramic robot arm.

Both have the physical properties of density, high hardness, and high wear resistance, as well as good heat resistance, excellent mechanical strength, good insulation in high temperature environments, and good corrosion resistance. They are used Excellent material for manufacturing robotic arms for semiconductor equipment.

 

Properties

Units

95%
Al2O3

99%
Al2O3

99.5%

Al2O3

Colour

White

Ivory

Ivory

Density

g/cm3

3.5

3.85

3.9

Flexural Strength

Mpa

280

340

350

Compressive Strength

MPa

2100

2200

2350

Max Use Temperature

°C

1400

1650

1650

Thermal Condutivity

W/m.K

16~28

19~30

19-31.4

Thermal Expansion Cofficient

10-6/°C

6.5~7.5

6~8

8

Thermal Shock Resistance

K

150

150

200

Specific Heat

J/kg.K

950

950

950

Dielectric Strength

KV/mm

10

12

18

Dielectric Constant

Er

9

9

10

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