Lava stone bus hamred and brushed

Detail:

Vietnam Lava stone (volcanic stone) tiles and kerb for pudlic project

size: 15 x 15 x 3 (cm) ; 20 x 20 x 3 (cm) ; 10 x 20 x 3 (cm) ; 10 x 30 x 3 (cm) ; 15 x 30 x 3 (cm) ;  15 x 15 x 60 (cm)  ; 60 x 60 x 3 (cm) ; 60 x 90 x 3 (cm) ; 60 x 120 x 3 (cm) ; 50 x 50 x 3 (cm)

Specification:

Water absorption(Average) : 5,41%

Flexural(Average)  : 11,4 MPa

Density(Average)  : 2,36 g/cm3

Depth abrasion(Average)  : 279 mm3

Surface hardness (Average)  : 6 Mohs

Issued by  Quality Assurance & Testing Center 3 ( Quatest 3)