UNPARALLELED LTD is one of the leading manufacturers and suppliers of metrology equipment bases in China. With abundant experience, we warmly welcome you to buy advanced metrology equipment bases made in China here from our factory. We also accept custom orders.
Product Features
1. Superior Material Science: UNPARALLELED® Black Granite
We utilize our proprietary UNPARALLELED® Black Granite, a material vastly superior to standard granite or marble alternatives used by competitors.
Ultra-High Density: Exceptional density of ≈ 3100 kg/m³, significantly outperforming typical granite and offering enhanced stability and damping properties. We firmly oppose the use of inferior, low-density marble substitutes.
Thermal Stability: Extremely low coefficient of thermal expansion ensures minimal dimensional change under temperature fluctuations, critical for nanometer-level processes.
Vibration Damping: Natural crystalline structure provides outstanding internal damping, effectively absorbing machine and environmental vibrations to maintain process integrity.
2. Unmatched Precision and Craftsmanship
Our commitment to precision is captured in our quality policy: "The precision business can't be too demanding."
Sub-Micron Accuracy: Achieved through decades of expertise. Our master craftsmen, with over 30 years of manual lapping experience, can achieve nanometer-level flatness and are often referred to by clients as "walking electronic levels."
Advanced Metrology: We guarantee quality using the world's most advanced equipment, including Renishaw Laser Interferometers, WYLER Electronic Levels, and Mahr 0.5 μm Dial Indicators. All instruments are calibrated and traceable to national metrology institutes.
Certified Environment: Production occurs in our 10,000 m² constant temperature and humidity workshop, featuring a 1000 mm thick concrete floor and integrated anti-vibration trenches and silent cranes to ensure a zero-vibration, stable measurement environment.
3. Global Scale and Capacity
UNPARALLELED® operates two state-of-the-art facilities with the capacity to meet the most stringent demands:
Extreme Size Capability: Capable of processing single-piece components weighing up to 100 tons, with dimensions reaching 20m in length and 4000mm in width.
Rapid Production: With four dedicated production lines, we have the world's highest granite output, capable of producing 20,000 sets of 5000mm granite bases monthly.
quality control
|
BRAND |
UNPARALLELED |
MATERIAL |
Nature Granite |
|
APPLICATION |
Metrology, Inspection and Measuring Machines |
DENSITY |
3070kg/m3 |
|
CONDITION |
NEW CUSTOM |
COLOR |
Pure Black |
|
ORIGIN |
Jinan |
PRECISION |
1 μm or higher |
|
WARRANTY |
1 YEAR |
STANDARD |
DIN, GB, ASME,JIS... |
|
PACKAGING |
Custom Export Package |
CERTIFICATE |
ISO9001, CE... |
|
PAYMENT ITEM |
T/T, L/C... |
KEY WORD |
Metrology Equipment Bases |
|
MATERIAL |
Jinan, China; India; South Afica |
TECHNICAL |
Inpsection& Calibration& Assembly |
|
PRICE |
EXW, FOB, CIF, DAP, CPT... |
SERVICE |
Design drawings |
Applications
UNPARALLELED® Metrology Equipment Bases are essential structural elements in the world's most demanding equipment.
| Category | Typical Equipment / Application | Why Granite is Essential |
| Semiconductor & Electronics | Wafer Handling Systems, Lithography Equipment, PCB Drilling Machines, AOI/XRAY Inspection | Ultimate dimensional stability and vibration damping for sub-micron accuracy. |
| Metrology & Measurement | CMM Bases, Optical Inspection Systems, Profile Measuring Instruments, Granite Surface Plates | Acts as the primary, vibration-free reference plane for all measurement activities. |
| Advanced CNC & Laser | Ultra-Precision CNC Machining, Femto/Pico Second Laser Systems, XY Tables | Provides the non-resonant, thermally stable base required for high-speed, high-accuracy motion control (e.g., Linear Motors). |
| New Energy | Perovskite Coating Machines, Lithium Battery Inspection Equipment | High load-bearing capacity and chemical resistance for critical production stages. |
factory display


Product Details
As stated in our Commitment to Customers: No cheating, No concealment, No misleading.
The component shown features complex geometries and integrated mounting points, demonstrating our capability for:
- Precision CNC Machining: Utilizing advanced equipment to cut and shape granite for intricate air bearing systems and linear motor mounting.
- Threaded Inserts: Securely integrated metallic inserts for easy assembly and alignment of secondary components.
- Granite Assembly: We specialize in the complete Granite Assembly of bases, air bearings, and reference rails, ready for integration into your machine frame.
Maintenance & Longevity
UNPARALLELED® Metrology Equipment Bases require minimal maintenance, but adherence to simple guidelines ensures decades of reliable performance:
- Cleaning: Use a mild, non-abrasive granite cleaner or denatured alcohol. Never use harsh acids or detergents. Wipe the surface gently with a lint-free cloth.
- Environment: While the granite is thermally stable, always operate the component within its designed temperature range, ideally within a controlled environment (20℃±1℃).
- Handling: Always lift heavy components using proper lifting equipment at designated points to prevent chipping or internal stress.
- Recalibration: Although granite is highly stable, if the component is moved or is the primary reference base (e.g., a surface plate), an annual calibration check by a certified metrology professional using a laser interferometer is recommended to certify flatness deviation.
services
Partnership & Collaboration
Our commitment to innovation is backed by global partnerships with prestigious institutions like Singapore National University, Stockholm University, and Nanyang Technological University.
Join leading global companies-including GE, Samsung, and Apple-in selecting UNPARALLELED® as your partner for ultra-precision manufacturing.
UNPARALLELED® Group: The Standard for Precision is Here.
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