UNPARALLELED LTD is one of the leading manufacturers and suppliers of ultra-precision granite component in China. With abundant experience, we warmly welcome you to buy advanced ultra-precision granite component made in China here from our factory. We also accept custom orders.
Engineering the Foundation of Motion
In the realm of semiconductor manufacturing and high-speed metrology, the difference between "precise" and "ultra-precise" lies in the material foundation. This UNPARALLELED® Granite Component, specifically engineered for vertical linear stages and Z-axis assemblies, provides the thermal stability and vibration damping required for nanometer-level accuracy.
Unlike mass-produced marble alternatives that lack structural integrity, our stages are crafted from proprietary UNPARALLELED® Black Granite. With a high density of approximately 3100kg/m³, this material offers physical properties superior to standard European black granite, ensuring your motion system remains distortion-free over decades of use.
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BRAND |
UNPARALLELED |
MATERIAL |
Nature Granite |
|
APPLICATION |
Metrology, Inspection and Measuring Machines |
DENSITY |
3100kg/m3 |
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CONDITION |
NEW CUSTOM |
COLOR |
Pure Black |
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ORIGIN |
Jinan |
PRECISION |
1 μm or higher |
|
WARRANTY |
1 YEAR |
STANDARD |
DIN, GB, ASME,JIS... |
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PACKAGING |
Custom Export Package |
CERTIFICATE |
ISO9001, CE... |
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PAYMENT ITEM |
T/T, L/C... |
KEY WORD |
Ultra-Precision Granite Component |
|
MATERIAL |
Jinan, China; India; South Afica |
TECHNICAL |
Precision Granite Frame Component |
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PRICE |
EXW, FOB, CIF, DAP, CPT... |
SERVICE |
Design drawings |
quality control
Key Performance Advantages
- Material Superiority: We utilize genuine UNPARALLELED® Black Granite, rejecting the low-cost marble used by smaller manufacturers. This ensures higher stiffness and lower moisture absorption.
- Nano-Level Hand-Lapping: While others rely solely on machines, our master technicians-with over 30 years of experience-perform manual lapping to achieve sub-micron flatness. Our customers often call our craftsmen "walking electronic levels."
- Advanced Metrology Traceability: Every component is verified using world-class equipment, including Wyler electronic levels and Renishaw laser interferometers, with calibration certificates traceable to National Metrology Institutes.
- Environmental Stability: Produced in our 10,000m² constant temperature (20 ± 0.5℃) cleanroom facility, featuring 2-meter deep anti-vibration foundations to eliminate structural resonance during the manufacturing process.
factory display
Technical Specifications & Details
This specific component features precision-machined apertures and threaded inserts, designed for seamless integration into complex air-bearing or mechanical stage assemblies.
- Flatness: Available up to Grade 000 (Nano-level precision).
- Surface Finish: High-polish, low-friction surface ideal for air bearing vacuum preloading.
- Customization: Fully customizable dimensions (up to 20m in length) and hole patterns to meet specific OEM requirements.
- Certifications: Manufactured under a unified management system: ISO 9001, ISO 45001, and ISO 14001.
Primary Application Fields
Our precision granite stages are the "gold standard" for the world's leading technology companies (including Fortune 500 partners in the US and EU) in the following sectors:
- Semiconductor Front-end Equipment: Lithography, wafer inspection, and dicing.
- Optical Metrology: AOI (Automated Optical Inspection) and 3D profile measuring systems.
- Precision Laser Processing: Femtosecond and picosecond laser cutting bases.
- CMM & Lab Standards: Serving as the ultra-stable reference for Coordinate Measuring Machines.
services
Maintenance & Longevity Tips
To maintain the "Unparalleled" accuracy of your granite component, we recommend the following professional care:
- Environment: Operate in a temperature-controlled environment to minimize thermal expansion.
- Cleaning: Use only professional granite cleaners or high-purity anhydrous alcohol with lint-free cloths. Avoid abrasive chemicals.
- Loading: Ensure the stage is supported at its original "Airy Points" (support points) used during its initial calibration to prevent gravitational deflection.
- Inspection: Periodically check surface wear in high-frequency travel zones using a calibrated electronic level.
certificates
FAQ
What are the material advantages of this specific granite component?
This component is crafted from UNPARALLELED® Black Granite, which features a high density of approximately 3100kg/m³. This material provides superior physical stability and vibration damping compared to standard marble or lower-grade black granites, ensuring the structural integrity required for high-precision Z-axis and vertical motion.
How is the micron-level accuracy of the surface achieved?
The final precision is achieved through meticulous manual lapping by technicians with over 30 years of experience. This handcrafted process allows for accuracy that reaches the nanometer level, ensuring the surface flatness exceeds what is possible through standard machine grinding alone.
What standards of measurement and traceability does this product meet?
Each component is verified using world-leading metrology equipment, including Wyler electronic levels and Renishaw laser interferometers. All measurements are traceable to National Metrology Institutes and comply with international standards such as DIN 876, ASME, and JIS.
Why Choose UNPARALLELED®?
As the industry's only manufacturer holding comprehensive ISO and CE certifications with over 20 international patents, UNPARALLELED Group does not just follow industry standards-we set them. When your project demands "no cheating, no concealment, and no misleading," you require the UNPARALLELED® seal of excellence.
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