UNPARALLELED LTD is one of the leading manufacturers and suppliers of round granite machine base with ultra-high precision 1μm in China. With abundant experience, we warmly welcome you to buy advanced round granite machine base with ultra-high precision 1μm made in China here from our factory. We also accept custom orders.


As a global leader in granite precision components, UNPARALLELED's granite round platforms are engineered for excellence with ZHHIMG Premium Black Granite (Density 3100kg/m³).
Here's why they dominate scientific and industrial applications:
✅ Ultra-Stable Performance
The ultra-high density (3100kg/m³) of ZHHIMG granite ensures near-zero thermal deformation, maintaining ≤±1μm/m² flatness even under temperature fluctuations.
✅ Vibration Damping Master
Granite's natural crystalline structure absorbs 90%+ ambient vibrations, critical for semiconductor measurement (e.g., Samsung/LG wafer inspection systems).
✅ Corrosion-Free Longevity
Non-porous surface resists acids, oils, and humidity – validated by NUS and NTU labs in tropical climates.
✅ Nanoscale Accuracy
CNC-machined with 0.5μm tolerance, ideal for Stockholme University's quantum research equipment calibration.
✅ Sustainable Choice
100% recyclable natural stone, reducing carbon footprint vs. synthetic materials.
UNPARALLELED: Your Trusted Partner in Granite Precision
① Proven by Global Innovators
Trusted by Samsung, LG, National University of Singapore, and leading EU research institutes.
② MINE Exclusive Sourcing
Direct access to premium quarries ensures consistent density & veining control.
③ 360° Quality Assurance
From block selection to final polishing – 23-step quality control exceeds ISO 8512-2 standards.
④ Custom Engineering
Diameter from 10mm to 10m+ | Custom mounting points | Laser-etched grid options.
⑤ Lifetime Support
Free annual flatness recalibration & thermal compensation consulting.
All granite machinery parts are supported by ISO 9001, ISO 14001, ISO 45001, CE Certification.
UNPARALLELED, byword for high-end, ultra-precision and toppest brand, makes your precision machine more advanced.

|
BRAND |
UNPARALLELED |
MATERIAL |
Nature Black Granite |
|
APPLICATION |
CNC, Laser, Metrology |
DENSITY |
≈3070kg/m3 |
|
CONDITION |
NEW CUSTOM |
COLOR |
Pure Black |
|
ORIGIN |
Jinan, Shandong PR, CHINA |
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 |
Granite Air Bearing |
|
MATERIAL ORIGIN |
Jinan, China; India; South Afica |
TECHNICAL SUPPORT |
Inpsection& Calibration& Assembly |
|
PRICE |
EXW, FOB, CIF, DAP, CPT... |
SERVICE |
Design drawings |


Laser Interferometer

Electric Level

Roughness Meter

Vernier Caliper

Dial Gauge

Inductance Micrometer



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