High-quality Mongolia Black Flamed Big Size Steps made from durable Basalt. Non-slip surface, elegant dark tone — perfect for outdoor stairs and landscaping projects.
Mongolia Black Flamed Big Size Steps – Durable and Elegant Outdoor Granite Stair Treads
The Mongolia Black Flamed Big Size Steps are crafted from natural black basalt known for its deep charcoal color, fine-grained texture, and superior hardness.
Featuring a flamed non-slip surface, these steps are ideal for outdoor staircases, entrances, gardens, and landscape projects, offering a perfect balance of functionality and aesthetics.
With their large-size format, these granite steps reduce joint lines, providing a seamless and modern appearance suitable for commercial buildings, villas, and urban public areas.
| Feature | Description |
|---|---|
| Material | Mongolia Black Basalt (Natural Stone) |
| Color | Deep Black / Dark Grey |
| Surface Finish | Flamed (Anti-slip Surface) |
| Edge Type | Straight Edge / Bullnose / Chamfered Edge / Custom Design |
| Available Sizes (mm) | 1000x350x30, 1200x400x40, 1500x400x50 or Custom Sizes |
| Thickness | 30–50mm or Customized |
| Water Absorption | ≤ 0.3% |
| Density | 2.96 g/cm³ |
| Compressive Strength | ≥ 180 MPa |
| Slip Resistance | R12–R13 (Excellent) |
| Applications | Outdoor Steps, Entrances, Patios, Gardens, Courtyards, and Commercial Projects |
| Origin | Inner Mongolia, China |
| Packaging | Strong Wooden Crates with Foam Protection |
Applications
-
Exterior staircases for residential and commercial buildings
-
Villa entrances and landscape stairs
-
Public plazas, garden steps, and terraces
-
Poolside and patio areas
-
Driveway or retaining wall step caps





