CVD diamond wafer

CVD diamond wafer

CVD diamond wafer Advantages:

1, Low friction coefficient

2, Excellent wear resistance

3, Excellent thermal stability

4, Good uniformity

5, Good adhesion

6, High fracture stress

7, Chemical stability of any acid and alkali erosion



Specification for CVD Diamond Wafer

Performance

Standard

High Quality

Viker hardness(kg/mm2)

8000

10000

Density(g/cm3)

3.51

3.51

Young’s modulus(GPa)

1000

1100

Thermal conductivity(W/mK )

>1000

>1000

Chemical stability

Insoluble in all kinds of acid and alkali

Break strength(Mpa)

350

350

Thermal stability

800 °C in the air for 10 minutes. Mechanical strength no change

Wear ratio

200000

>300000

Specific heat(J/gk)

0.52

Friction coefficient

0.05-0.1

Roughness(after polishing)

<30 nm