Bulgaria 1964
vratza LIMESTONE reDiscover the beauty of Bulgarian stones...
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Types of SELECTIONS

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Types of selections from Vratza limestone

Vratsa limestone is extremely suitable for exterior cladding, flooring and decoration as well as for an interior design solutions.

The combination of the unique beauty of the limestone and its high physical and mechanical properties make it one of the most famous and sought limestones in the world

Predsednik factory works with 6 types of unique selections of extremely beautiful Vratsa limestone: Crema Extra, Crema Sts, Crema Classico, Crema Spot, Crema Fiorito и Crema Machiato.

Each of these selections can be processed in our factory according to your choice by one of the eight technologies for limestone surface treatment, presented HERE.



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. 

The high physical and mechanical features of Vratza limestone

Vratsa limestone has unique physical and mechanical characteristics, which in most cases superior to the limestone mines in other regions of the world. It is extremely resistant to the weather influences and is virtually intractable to rain, frost and ice. Vratsa limestone is famous for its quality and durability in all weather conditions. VratsaLimestone is resistant to knocks and other physical impacts.

 

 

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 %