Teak Sandstone:
Technical Information
|
Value/Result
|
Test Method (British Standard)
|
Water Absorption weight%
Wetting & Drying Test
|
11.29
No Signs of delamination/splitting along the edges when examined through a lens, nor of flaking of the surface.
|
BS 680 Pt 2
BS 680 Pt 2
|
Sulphuric Acid Immersion Test
|
No Signs of delamination along the edges when examined through a lens, nor of swelling or softening or flaking of the surface and no gassous evolution during immersion.
|
BS 680 Pt 2 |
Technical Information
|
Valve |
ASTM/Indian Standards
|
Water absorptions, % by weight
|
5.0 |
C-97
|
Density (Bulk specific gravity)
|
2.11 |
C-97
|
Modules of rapture, N/mm2
|
Dry
|
Parallel to rift
|
11
|
C-99
|
Perpendicular to rift
|
9 |
Wet |
Parallel to rift
|
10
|
| Perpendicular to rift |
7
|
Compressive Strength N/mm2
|
Dry |
Parallel to rift |
63
|
C-170
|
| Perpendicular to rift |
61
|
Wet
|
Parallel to rift |
27
|
| Perpendicular to rift |
20
|
Abrasion (Resistance to wear)
|
Average wear, mm
|
5.2 |
IS 1237 Guidelines
|
Max. wear on individual specimen, mm
|
5.3 |
|
