The exceptional beauty of Vratsa limestone
Vratsa limestone is known worldwide with its unique unrivaled beauty that gives simplicity and severity of each facade and provides many opportunities for an elegant interior design.
Vratsa limestone is colored in soft, warm, creamy shades and is dotted with diverse patterns of rich texture, determined by the millennial natural geological process of sedimentary rocks formation.The limestone is stained in various soft shades depending on the angle and distance from which is observed by falling on it natural light and artificial lighting.
VRATSA LIMESTONE CHARACTERISTICS
Density | 2.16 - 2.25 g/cm3 |
Specific density | 2.68 - 2.72 g/cm3 |
Pore volume | 16.36 - 19.40 % |
Pore coefficient | 0.196 - 0.242 % |
Water absorption | 3.9 - 4.8 % |
Compressive strength in dry conditions | 651.1 - 866.2 x105 Ра |
Compressive strength in water saturation | 454.3 - 677.4 x105 Ра |
Compressive strength in frozen conditions | 356.8 - 565.6 x105 Ра |
Frost-resistance coefficient | 0.50 - 0.65 |
Abrasion coefficient | 4.7 - 5.4 % |