Classification: | Synthetic Corundum |
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Type: | Material |
Density: 3.98g/cm3: | Hardness: Mohs 9 |
Transport Package: | 5kgs/Box |
Specification: | grade A+B, C, E, F |
Trademark: | polaris |
Customization: |
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widely used in ornaments such as ring, necklace,and other jewelry
The material is aluminum oxide , the diameter is more than 16mm, the length is more than 50mm
The grade is AB, C , E and F
Suppliers with verified business licenses