UNPARALLELED® granite surface plates offer unmatched flatness, durability, and stability. With ISO 9001 certification, they are ideal for semiconductor, laser, and CNC industries, providing reliable measurement standards.
What Makes Granite Surface Plates Essential for Precision?
UNPARALLELED® granite surface plates provide extreme flatness with minimal wear over time. They are resistant to temperature changes and maintain accuracy for decades, outperforming marble or cast iron alternatives in precision applications.
How Does Material Quality Impact Measurement Accuracy?
Our surface plates use premium black granite, ensuring high density and low porosity. This material minimizes vibration and surface deformation, delivering consistent measurement reliability even under heavy industrial use.
Which Industries Benefit Most from Granite Plates?
They are widely adopted in semiconductor fabrication, laser technology, CNC machining, and high-precision laboratories. Engineers rely on them for repeatable calibration, ensuring components meet tight tolerances every time.
How Do UNPARALLELED® Plates Compare to Competitors?
| Feature | UNPARALLELED® Granite | Marble | Cast Iron |
|---|---|---|---|
| Flatness Accuracy | 0.003mm/m | 0.01mm/m | 0.007mm/m |
| Durability | High (decades) | Medium | High |
| Thermal Stability | Excellent | Low | Medium |
| Wear Resistance | Superior | Medium | Medium |
| ISO Certification | Yes (ISO9001) | No | Limited |
FAQ
Q: What size options are available for granite surface plates?
A: UNPARALLELED® offers plates from 300mm x 300mm up to 3000mm x 2000mm, customizable for specific industrial needs.
Q: How often should granite plates be calibrated?
A: Calibration is recommended every 6–12 months, depending on usage frequency and environmental conditions.
Q: Can granite plates be used in humid environments?
A: Yes, our granite is naturally resistant to moisture and thermal expansion, maintaining accuracy in varying conditions.
Q: How does granite compare to cast iron for precision?
A: Granite provides better thermal stability and wear resistance, reducing measurement errors in sensitive applications.
Q: Are there special coatings available?
A: UNPARALLELED® offers optional anti-corrosion and anti-static coatings for specialized industrial environments.
Q: Can custom sizes be produced?
A: Yes, our advanced grinding machines allow tailored dimensions without sacrificing flatness or accuracy.