Chinese professional natural stone manufacturers, suppliers, wholesalers, and exporters
What are the key technical properties of Shanxi Black Granite?
Here are the key technical specifications:
| Property | Value |
|---|---|
| Bulk Density | ~2.96 – 3.05 g/cm³ |
| Water Absorption | ~0.10 – 0.18% |
| Compressive Strength | ~180 – 210 MPa |
| Flexural Strength | ~14 – 18 MPa |
| Mohs Hardness | 6 – 7 |
It is a hard, dense stone resistant to scratching—a standard pocket knife won’t leave a mark. Its extremely low water absorption (0.10–0.18%) makes it highly resistant to staining, freeze-thaw damage, and weathering. The polished surface can achieve a gloss of over 100 degrees.