Thermal-Top Steps and Treads
Imperial Gray Granite
Imperial Gray Granite
Treads
Kafka’s Imperial Gray Granite Thermal-Top Treads are sawn to height, with a thermal-top finish providing a non-skid surface and enhancing the natural stone character.
Available in four finishes.
- Appropriate for: Residential Use
- Appropriate for: Commercial Use
- Not appropriate for: Interior Use
- Appropriate for: Exterior Use
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SPECIFICATIONS
| Length | Up to 48″ Sawn |
|---|---|
| Depth/Run | Up to 24″ Sawn |
| Thickness | 2¼” Sawn |
| Finish | Sawn, Thermal, Bush Hammer, Honed, Rockfaced Edges |
| Content | Granite |
| Origin | North America |
ASTM C-97 – Absorption & Bulk Specific Gravity
| Water Absorption: | .09% |
|---|---|
| Bulk Specific Gravity: | 2.672 |
ASTM C-170 – Compressive Strength
| Parallel to Rift, Dry: | 34,280 psi |
|---|---|
| Parallel to Rift, Wet: | 29,460 psi |
| Perpendicular to Rift, Dry: | 32,750 psi |
| Perpendicular to Rift, Wet: | 31,770 psi |
ASTM C-99 – Modulus Of Rupture
| Parallel to Rift, Dry: | 2,410 psi |
|---|---|
| Parallel to Rift, Wet: | 1,910 psi |
| Perpendicular to Rift, Dry: | 2,540 psi |
| Perpendicular to Rift, Wet: | 2,060 psi |
ASTM C-880 – Flexural Strength
| Parallel to Rift, Dry: | 2,440 psi |
|---|---|
| Parallel to Rift, Wet: | 2,150 psi |
| Perpendicular to Rift, Dry: | 2,510 psi |
| Perpendicular to Rift, Wet: | 2,050 psi |
BETTER TOGETHER
Another advantage of working with Kafka is the ability to source your entire project from complementary categories of our natural stone products. Kafka’s natural stone pathway materials pair perfectly with many of our natural stone hardscapes.
Imperial Gray Granite
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Imperial Gray Granite
Thermal-Top Steps
Imperial Gray Granite
Sawn Cut Drywall
Imperial Gray Granite
Irregular Thermal Flagstone
Imperial Gray Granite
Pattern Thermal Flagstone
Imperial Gray Granite
Sawn Edging
