Basalt Floor
Basalt floor tile Color: Dark Grey / Black Size: 300x600mm, 600x600mm, or factory customized Finished: Flamed, Honed, Bush-hammered, Natural split Thickness: 15mm, 20mm, 30mm, 50mm, 100mm Application: Exterior plazas, driveways, commercial interior flooring Density: 2.75 - 2.85 g/cm³
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Product Introduction
Products Description
Sourced directly from robust volcanic rock deposits, our basalt floor materials deliver maximum durability for commercial and municipal contracting. As a primary china stone factory, YoYo Stone strictly controls the block extraction, gang saw cutting, and surface processing to ensure high-yield dimensional stability. The natural dark grey to charcoal black tones of this igneous rock provide a highly uniform aesthetic with minimal mineral color variation across large production batches. We process these raw blocks into exact basalt floor tile formats, utilizing automated infrared alignment to eliminate diagonal deviations. Our factory customized production line supports advanced edge profiling, grooving, and thickness adjustments, specifically manufactured for large-scale B2B architectural procurement.
Products Description
| Technical & Physical Category | Parameters & Options | Testing Standard / Spec | Application & Performance Notes |
| Material Classification | Natural Volcanic Basalt (Igneous Rock) | ASTM C119 | Uniform dark grey / charcoal black tone |
| Bulk Density | 2.75 - 2.85 g/cm³ | ASTM C97 | Dense structural matrix for high load-bearing |
| Water Absorption | 0.3% - 1.2% (Vesicular to dense options) | ASTM C97 | Frost-thaw resistant in sub-zero climates |
| Compressive Strength | 210 - 240 MPa | ASTM C170 | Built for heavy vehicular & foot traffic |
| Flexural Strength | 22 - 28 MPa | ASTM C880 | Resists structural shearing and cracking |
| Abrasion Resistance | High (Ha > 18) | ASTM C241 | Long-term wear resistance under severe friction |
| Standard Paving Tiles | 300x600, 600x600, 400x800 mm | Thickness: 15, 20, 30 mm | Commercial interior & exterior flooring |
| Large Format Slabs | 1200up x 2400up mm | Thickness: 20, 30, 40 mm | Exterior building cladding & wall plinths |
| Cobblestone & Cubes | 100x100, 100x200, 150x150 mm | Thickness: 50, 80, 100 mm | Heavy-duty driveways & municipal streetscapes |
| Stair Treads | 1000-1500 x 300-330 mm | Thickness: 30, 40, 50 mm | High-traffic public stairwells |
| Blind / Tactile Tiles | 300x300 mm (Dot or Line pattern) | Thickness: 30, 40, 50 mm | Municipal transit & sidewalk safety paving |
| Honed Finish | Smooth, matte dark grey surface | Medium slip resistance | Interior concourses, lobbies, and wall cladding |
| Flamed Finish | Thermal-treated rough texture | High friction (R11+) | Exterior public plazas and sidewalks |
| Bush-Hammered Finish | Evenly pitted, corrugated surface | Very high slip resistance | Wet zones, ramps, and outdoor stairs |
| Water-Jet Finish | Uniformly textured, rich tone retention | High friction rating | High-end exterior architectural paving |
| Natural Split Finish | Irregular, rustic cleft face | Maximum traction | Driveway cobblestones & retaining accents |
Products Description
Quality Control & Inspection Standards
Porosity & Hole Density Classification:
Technicians grade raw basalt blocks into micro-hole, medium-hole, or dense (no-hole) categories prior to gang saw processing, guaranteeing visual and structural uniformity across single project batches.
Digital Caliper Dimensional Audits:
Precision thickness is measured across all production runs, enforcing a strict tolerance of +/- 1mm for standard paving tiles and +/- 3mm for heavy-duty cobblestones.
Automated Flatness & Squareness Verification:
Automated sorting tables inspect surface planarity and 90-degree edge squareness to prevent lippage and alignment errors during site installation.
Reinforced Export Packaging & Strapping:
Approved material is packed in heavy-duty, ISPM 15 fumigated timber crates with heavy-gauge internal strapping to mitigate edge chipping during ocean transit.
Products application
Typical Project & Application Scenarios
FAQ
Frequently Asked Questions
How do you control the micro-hole distribution in volcanic basalt floor tiles?
We sort raw blocks at the quarry extraction phase. Depending on your architectural specifications, our china stone factory physically separates the production runs into distinct categories: micro-hole, medium-hole, or dense non-hole structures, ensuring uniform texture across your entire paving area.
What is the slip resistance rating of flamed basalt stone flooring for exterior public plazas?
Flamed basalt achieves a high coefficient of friction, typically exceeding R11 slip resistance standards. The thermal shock of the flaming process bursts the surface crystals, creating a highly textured finish that meets safety codes for exterior municipal sidewalks and wet pedestrian zones.
How does your factory pack heavy basalt pavers to maximize a 20ft container payload?
Basalt is extremely dense (approx. 2800 kg/m³). We engineer our fumigated wooden crates to hold precise weight thresholds. We calculate the exact volume-to-weight ratio per crate, loading roughly 27 tons into a 20ft container while ensuring the bottom tiers withstand the compressive transit load.
Does the dark grey color of natural basalt floor fade under direct UV exposure?
No. Basalt is an igneous rock formed from rapid cooling of lava. Its dark grey to black coloration is inherent to its mineral composition, primarily pyroxene and plagioclase. It contains no organic pigments, rendering it completely UV-stable and resistant to color fading in exterior applications.
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