When it comes to precision cutting in stone fabrication, understanding the material’s microstructure is as critical as choosing the right blade. Tiles and granite—though both used extensively in construction and interior design—require vastly different approaches when it comes to diamond saw blade selection and parameter tuning.
Granite has a dense, crystalline structure with grain sizes ranging from 1–3 mm. Its Mohs hardness typically sits between 6–7, making it highly resistant to abrasion but prone to thermal cracking if not cooled properly. In contrast, ceramic tiles have lower density (2.4–2.7 g/cm³) and are more brittle due to their amorphous composition, leading to chipping if pressure or speed isn’t optimized.
| Property | Granite | Tile |
|---|---|---|
| Hardness (Mohs) | 6–7 | 4–5 |
| Thermal Conductivity (W/m·K) | 2.5–3.5 | 1.0–1.5 |
| Recommended Feed Rate (mm/min) | 150–250 | 100–180 |
Industry standards like ISO 18674-1 and ASTM C1074 provide guidelines for surface roughness evaluation after cutting—a key metric for quality control. For optimal results, aim for Ra values below 1.6 µm on granite and 2.0 µm on tiles. These thresholds ensure smooth finishes without excessive blade wear.
For granite, use a higher feed rate (200 mm/min) combined with moderate pressure (~1.5 MPa) and continuous water cooling at 8–12 liters per minute. This balance prevents overheating while maintaining edge integrity. On tile, reduce feed rate to 120–150 mm/min, apply light pressure (0.8–1.2 MPa), and increase coolant flow slightly to avoid micro-cracking.
Real-world testing shows that using a YuDe 400H brazed diamond blade under these parameters extends blade life by up to 40% compared to standard blades. The proprietary bond technology ensures consistent grit exposure even under high-stress conditions—ideal for commercial fabricators handling 8+ hours of daily operation.
Our R&D team conducted a blind test across 12 workshops in Europe and Southeast Asia, where operators followed our protocol. Results showed a 27% improvement in cutting accuracy and a 33% reduction in rework due to edge damage—proving that proper setup matters more than just blade choice.
We invite you to share your own experiences: What challenges do you face when switching between tile and granite? Have you noticed differences in blade performance based on regional water quality or ambient temperature?
Post your questions or case studies in the comments below—we’ll feature selected responses in our next technical newsletter. Let’s build a community of informed professionals who don’t just cut stone, but master it.
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