SYBURG GRAU
Allgemeine Informationen
| Trading names | SYBURG GRAU, SYBURGER RUHRSANDSTEIN, HOHENSYBURG |
| Location where found | Syburg/ Schwerte |
| Country | Germany |
| State | North Rhine-Westphalia | Coloring | grey brown |
| Grain size | Medium grained |
| Structure | Largely without direction |
| Availability | Available |
Gestein
| Bezeichnung | Sandstone |
| Alter | Carboniferous |
| Gesteinsgruppe | Sedimentary rocks |
Technische Eigenschaften
| Polish quality | Only a dull finish can be achieved. |
| Suitable for flooring | Suitable |
| Acid resistant | The stone is resistant to acid under usual circumstances. |
| Frost resistant | frost resistant |
Technische Daten
| Bulk density | 2,51-2,6 t/m³ |
| Pressure resistance | 106,9-163 MPa |
| Abriebfestigkeit | 7,8-11,6 cm³/50cm² |
| Bending strength | 16,1-18,0 MPa |
| Water absorption | 1,72-1,8 Gew.-% |
| Porosity | 6 Vol.-% |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 6.4.18 |
| INSK Number | 97.1 |
Care information from Möller-Chemie
Stain removal guide:
Recommendations for bonding and filling
Productfinder bonding / filling:
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