1.Crystal Orientation: X,Y、Z

2.Orientation Fluctuation: ±0.30, two ends of crystal shall be polished.
3. Diameter: 76.2±0.5 mm  100.0±0.5 mm 

4.Length: 40～100 mm.

5.Curie Temp.1142±2C

6. Orientation of First Reference Flat: As required ±0.20.

7. Length of First Reference Flat: 22±2 mm inspection polished.

8. Second Reference Flat: Available if required, the length shall be 10±3mm

9. Appearance: Free of crack, pore, inclusion.