UNPARALLELED LTD is one of the leading manufacturers and suppliers of granite t-slot surface plate in China. With abundant experience, we warmly welcome you to buy advanced granite t-slot surface plate made in China here from our factory. We also accept custom orders.
Product Description
The UNPARALLELED Granite T-Slot Surface Plate delivers exceptional accuracy, stability, and durability for industrial and metrology applications. Crafted from premium natural black granite, this plate provides outstanding dimensional stability, wear resistance, and vibration damping, making it an ideal choice for machine setups, assembly, and precision inspection.
Unlike traditional cast iron plates, our granite plates are non-magnetic, rust-free, and resistant to temperature fluctuations, ensuring long-term precision and minimal maintenance. The integrated T-slots offer flexible fixture and component mounting for CNC machines, CMM setups, and quality control labs.
| Material | Nature Granite | Product Color | Pure Black/ Black Grey |
| Origin | Jinan city, CHINA | Precision | 1μm or higher |
| Brand | UNPARALLELED | Warranty | 1 year |
| Application | Metrology, Calibration... |
Test Report |
Provided |
| Size | Customized | Material Andlysis Report |
Provided |
Comparison with Cast Iron Plates
| Property | Granite T-Slot Surface Plate | Cast Iron Plate |
|---|---|---|
| Rust Resistance | ✅ Yes | ❌ No |
| Long-Term Accuracy | ✅ Excellent | ❌ Affected by heat |
| Maintenance Cost | ✅ Low | ❌ High (needs coating) |
| Vibration Absorption | ✅ Excellent | ❌ Poor |
| Service Life | ✅ Longer | ❌ Shorter |
quality control
Applications
- CNC Machine Tool Bases
- Coordinate Measuring Machines (CMM)
- Precision Assembly Fixtures
- Inspection & Quality Control Laboratories
- Heavy-Duty Industrial Mounting Platforms
Why Choose UNPARALLELED Granite T-Slot Surface Plate?
✔ Better than Cast Iron – No rust, no deformation, lower maintenance costs
✔ Superior Precision – Flatness maintained to DIN 876 Grade 00 or Grade 0
✔ Excellent Thermal Stability – Maintains accuracy under temperature changes
✔ Vibration Damping – Ensures reliable performance in sensitive operations
✔ Maintenance-Free & Corrosion-Resistant – Easy to clean and long-lasting
certificates

Optional FAQ Section
Q1: Why choose granite over cast iron for surface plates?
A1: Granite is rust-proof, non-magnetic, and offers better thermal stability and vibration absorption than cast iron.
Q2: What accuracy grades are available?
A2: We offer Grade 00 and Grade 0 according to DIN 876 standards.
Q3: Can you provide custom sizes and T-slot configurations?
A3: Yes, we can fully customize dimensions, slot positions, and inserts.
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