Having our own quarries, the majority of which are in Southeast Finland, guarantees reliable supplies.

Baltic Green

Baltic Green

Baltic Green is known for its high quality, texture and small granular structure. The product has long traditions and it has been quarried in southeast Finland for three decades.

Technical properties

Water absorption (%) mean value0,11
Standard deviation (%)0,00
 
Apparent Density (kg/m3) mean value2680
density from ... To ...(kg/m3)2670 to 2690
Standard deviation(kg/m3)9
 
Open porosity (%) mean value0,32
standard deviation (%)0,01
 
Flexural strength (MPa) mean value10,1
Standard deviation(MPa)0,7
Min exp value(MPa)8,8
 
Flexural strength after frost (MPa) mean value9,7
Change in mean flexural strength after 48 cycles (%)4,0
Standard deviation(MPa)0,8
Min exp value(MPa)8,2
 
Compression strength (MPa) mean value204
Standard deviation(MPa)20,4
Min exp value(MPa)162
 
Compression strength after frost (MPa) mean value205
Standard deviation(MPa)22,4
Min exp value(MPa)157
 
Water absorption by Capillarity C (g/m2s0,5) mean value0,306
Standard deviation(g/m2s0,5)0,02
 
Skid resistance - dry polished mean value48,9
Skid resistance - wet polished mean value14,5
Skid resistance - dry honed mean value53,5
Skid resistance - wet honed mean value33,6
 
Abrasion resistance (mm) mean value17
 
Resistance at the anchoring system
Mean breaking Load(N)2500
Min exp value (N)1780
Standard deviation (N)400
d1(mm)10,3
bA(mm)52,2
Resistance to Thermal shock 
visual changesyes, a bit yellow
max Mass change (%)0,02
max res. Freq. change (%)19
 
Water absorption by Capillarity C (g/m2s0,5)no directions
parallel mean value
Standard deviation
 
Water vapour resistance factor μ dry10000
Water vapour resistance factor μ wet10000