ENCARNADO NEGRAIS
Allgemeine Informationen
| Trading names | ENCARNADO NEGRAIS, VERMELHO NEGRAIS, VIDRACO DA PEDRA FURADA, RED VIDRACO, VERMELHO NEGRAIS |
| Location where found | Sintra / Lissabon |
| Country | Portugal | Coloring | red, beige |
| Structure | spotted |
| Availability | Is being mined, but is used very seldom. |
Gestein
| Bezeichnung | Limestone |
| Alter | Cretaceous |
| Gesteinsgruppe | Sedimentary rocks |
Technische Eigenschaften
| Polish quality | Polish possible. |
| Polish durability | The polish is not durable for exterior use. |
| 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 | 2,697 t/m³ |
| Pressure resistance | 142,7 MPa |
| Druckfestigkeit Frost | 114,5 MPa |
| Abrasion resistance according to Italian standard | 2 |
| Bending strength | 12,4 MPa |
| Water absorption | 0,15 Gew.-% |
| Porosity | 0,41 Vol.-% |
| Thermische Dehnung | 0,43 mm/m/100K |
Mineralbestand
| Calcite | 100 % |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 7.5.40 |
| INSK Number | 64.20 |
Recommendations for bonding and filling
Productfinder bonding / filling:
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