Stone | Royal Stone
Stone | Royal Stone Product Specifications
| Suggested Applications | None | |
| Water Absorption | ASTM C373: | Impervious 0-.5% |
| Facial Dimension | ASTM C499: | Flatness 0%, Thickness 0%, Straightness 0%, Squareness 0%, Sides 0% |
| Breaking Strength | ASTM C648: | Greater than 250 lbs / 50 N/mm2 |
| Chemical Resistance | ASTM C650: | Acid: Pass, Bases: Pass, Chemicals: Pass |
| Frost Resistance | ASTM C1026: | Pass |
| Coefficient of Friction (Slip Resistance) | ASTM C1028: | Wet 0, Dry 0 |
| Stain Resistance | ASTM C1378: | Removed after five minutes |
| PEI Wear Resistance | PEI Rating: | Class 4- Light medium commercial applications |
| MOHs Scale of Hardness / Scratch Resistance | Hardness Scale 8 | |
| Shade Variation | V4-Substantial variation | |
| Abrasion Resistance of Unglazed Tile | ASTM C501: | |
| Abrasion Resistance of Glazed Tile | ASTM C1027: | |