VRACA
Allgemeine Informationen
| Trading names | VRACA, DONAUKALKSTEIN, VRATZA, VRAZA, ZAREWITSCH |
| Location where found | Kameno Pole/ Vraca |
| Country | Bulgaria | Coloring | white, beige |
| Structure | Largely without direction |
| Availability | Available |
Gestein
| Bezeichnung | Limestone |
| Alter | Cretaceous |
| Gesteinsgruppe | Sedimentary rocks |
Technische Eigenschaften
| Polish quality | Only fine sanding possible. |
| Suitable for flooring | Suitable. However, the high abrasion resistance of hard stone is not achieved |
| Acid resistant | The stone is sensitive to acid! |
Technische Daten
| Bulk density | 2,31 t/m³ |
| Pressure resistance | 103,5 MPa |
| Druckfestigkeit Frost | 92,0 MPa |
| Abriebfestigkeit | 21,9 cm³/50cm² |
| Water absorption | 9,5 Gew.-% |
| Porosity | 13,5 Vol.-% |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 8.4.50 |
| INSK Number | 74.6 |
Care information from Möller-Chemie
Stain removal guide:
Recommendations for bonding and filling
Productfinder bonding / filling:
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