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Anti-Slip Angola Black Granite Stairs 3′-10′ Thermaled Treads

Premium Angola Black granite stairs with thermaled anti-slip surfaces (±1mm tolerance) for commercial landscapes. BBA provides custom-cut steps (3′-10′) and CAD design support for architects.

  • Non-Slip Safety – Thermaled surface treatment achieves 0.65 friction coefficient
  • Dimensional Flexibility – 3’-10’ lengths with riser/step modular compatibility
  • Weatherproof Durability – 2.89g/cm³ density prevents spalling in freeze-thaw cycles
  • Bulk Order Efficiency – Container-load optimization for 200m²+ projects
  • Design Integration – Free CAD files for stair layout planning
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Granite Stairs Description

Our Angola Black granite stairs (Step:100-150×30-35×2/3cm, Riser:100-150×12-17×2/3cm) combine natural aesthetics with engineered safety. As quarry-direct exporters, we offer:

  • Thermaled finishing for wet environments (poolside/outdoor steps)
  • 5% thickness tolerance control via CNC cutting
  • MOQ 50m²

Ideal for landscape contractors and hotel developers requiring:
✓ 0.02% water absorption rate
✓ Salt-resistant surface treatment

Anti-Slip Granite Stairs Installation

Granite Stairs Detail Display

Thermaled Granite Specifications

Material: Angola Black Granite
Surface: Anti-Slip Thermaled Finish
Step Size: 100-150×30-35×2/3cm
Compressive Strength: 18.5MPa

Architectural Applications

Luxury Resort Entrance Stairs
Public Park Incline Pathways
Historic Building Restoration
High-Traffic Commercial Zones

Request Stair CAD Files

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