Property

Unit

SAGEMAX Zr Value

Requirement for ISO 13356:1997

 Bulk density

g/cm³

6.085 ~6.095

≥ 6.00 (ISO 13356)

 Chemical composition:

percent   mass   fraction

 (ISO 13356)

   ZrO₂ + HfO₂ + Y₂O₃

99.6

> 99.0

   ZrO₂

91.6

N/A

   Y₂O₃

5.0

4.5 to 5.4

   HfO₂

3.0

≤ 5

   Al₂O₃

0.25

< 0.5

   Other oxides*

0.15

< 0.5

 Microstructure:

   Mean linear intercept distance

μm

0.25±0.05

≤ 0.6  (ISO 13356)

 Strength:

       1,500 ± 50 (HS)

   Biaxial flexure

Mpa

1,200 ± 50 (HT)

≥ 500  (ISO 13356)

   Radioactivity:

Bq/g

0.008

1.0 (ISO 6872)

* Other oxides: SiO₂ 0.135%; Fe₂O₃ 0.005%; Na₂O 0.005%; TiO₂ 0.005%