ETTRINGEN
Allgemeine Informationen
| Trading names | ETTRINGEN, ETTRINGER TUFFSTEIN, ETTRINGER TRACHYT |
| Location where found | Ettringen/ Mayen |
| Country | Germany |
| State | Rhineland-Palatinate | Coloring | grey brown, dark grey |
| Structure | spotted |
| Availability | Available |
Gestein
| Bezeichnung | Volcanic tufa |
| Alter | Quaternary |
| Gesteinsgruppe | Volcanic rock |
Technische Eigenschaften
| Polish quality | Only fine sanding possible. |
| Suitable for flooring | Hardly suitable as indoor floor covering |
| Acid resistant | The stone is resistant to acid under usual circumstances. |
Technische Daten
| Bulk density | 1,6-2,0 t/m³ |
| Pressure resistance | 21-30 MPa |
| Bending strength | 2-7 MPa |
| Water absorption | 15-20 Gew.-% |
| Porosity | 30-43 Vol.-% |
| E Modul | 8,26 GPa |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 5.3.1 |
| INSK Number | 38.1 |
Care information from Möller-Chemie
Recommendations for bonding and filling
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