Sills
Starlight Black Granite
Our Starlight Black Granite Sills deliver a premium, finished look and complement other Kafka natural stone products.
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
Technical Specifications
| Length | 12″ – 48″ Random |
|---|---|
| Depth | 3½″ |
| Thickness | 2¼” |
| Finish | Sawn, One Long Edge Rock Faced |
| Content | Granite |
| Origin | North America |
ASTM C-97 – Absorption & Bulk Specific Gravity
| Water Absorption: | .06% |
|---|---|
| Bulk Specific Gravity: | 2.885 |
ASTM C-170 – Compressive Strength
| Parallel to Rift, Dry: | 22,450 psi |
|---|---|
| Parallel to Rift, Wet: | 20,390 psi |
| Perpendicular to Rift, Dry: | 24,000 psi |
| Perpendicular to Rift, Wet: | 15,860 psi |
ASTM C-99 – Modulus Of Rupture
| Parallel to Rift, Dry: | 2,380 psi |
|---|---|
| Parallel to Rift, Wet: | 2,570 psi |
| Perpendicular to Rift, Dry: | 2,280 psi |
| Perpendicular to Rift, Wet: | 2,110 psi |
ASTM C-880 – Flexural Strength
| Parallel to Rift, Dry: | 2,060 psi |
|---|---|
| Parallel to Rift, Wet: | 2,280 psi |
| Perpendicular to Rift, Dry: | 1,990 psi |
| Perpendicular to Rift, Wet: | 1,940 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.
Starlight Black Granite
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Starlight Black Granite
Castle Cut
Starlight Black Granite
Dimensional Cut
Starlight Black Granite
Dimensional Drystack
Starlight Black Granite
Ledgestone
Starlight Black Granite
Sawn Dimensional
Starlight Black Granite
Mantels
