UNPARALLELED LTD is one of the leading manufacturers and suppliers of granite assembly components in China. With abundant experience, we warmly welcome you to buy advanced granite assembly components made in China here from our factory. We also accept custom orders.
products details
UNPARALLELED® offers a wide range of granite assembly components known for their exceptional precision, dimensional stability, and vibration resistance. These components-including granite machine beds, bases, gantries, bridges, pillars, and air-bearing platforms-are ideal for maintaining accuracy and stability during continuous operation in high-performance machinery.
Granite is increasingly favored over traditional metals for structural machine parts in CMM (Coordinate Measuring Machines), VMM (Video Measuring Machines), semiconductor equipment, and laser metrology systems, thanks to its non-deforming, wear-resistant nature and outstanding thermal stability.
overview
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BRAND |
UNPARALLELED® |
MATERIAL |
AAA Grade Industrial Nature Black Granite |
|
APPLICATION |
Metrology, CNC, Laser... |
DENSITY |
≈3100kg/m3 |
|
CONDITION |
NEW CUSTOM |
COLOR |
Pure Black |
|
ORIGIN |
JiNan, CHINA |
PRECISION |
1 μm or higher |
|
WARRANTY |
1 YEAR |
STANDARD |
DIN, GB, ASME,JIS... |
|
PACKAGING |
Custom Export Package |
CERTIFICATE |
ISO9001, ISO 45001, ISO 14001, CE... |
|
PAYMENT ITEM |
T/T, L/C... |
KEY WORD |
Granite Components, Precision Granite |
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MATERIAL ORIGIN |
Jinan, China; India; South Afica |
TECHNICAL SUPPORT |
Inpsection& Calibration& Assembly |
|
PRICE |
EXW, FOB, CIF, DAP, CPT... |
SERVICE |
Design drawings |
custom cases






Key Advantages of UNPARALLELED® granite assembly components
✅ Ultra-high Precision Surfaces
Surface flatness up to ±0.002mm, lapped finish, minimal thermal expansion.
✅ Vibration & Corrosion Resistance
Natural damping properties eliminate machine vibration; granite never rusts.
✅ Large-Scale Custom Capability
One-piece granite components up to 12000 × 3000 × 1000 mm; modular designs available for even longer structures.
✅ Wide Material Options
Jinan Black Granite, Indian Black Granite, and other premium materials selected per project requirements.
✅ Turnkey Solutions
From design assistance to component assembly-including metal inserts, guide rails, threaded holes, and ball screw mounting.
services
factory display








Common Applications
- CNC Machine Base & Columns
- CMM (Coordinate Measuring Machine) Structures
- Semiconductor Equipment Platforms
- Optical System Frames
- 3D Measuring & Calibration Equipment
- Precision Linear Motion Systems
quality control






Why Choose Us?
15+ years of experience in granite precision parts manufacturing
Advanced CNC equipment & 100% inspection before shipment
Exported to 30+ countries with stable long-term clients in EU, USA, Korea & Japan
Competitive pricing, fast response, and on-time delivery
ceitificates

packing&delivery
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Ship |
Qingdao port |
Shenzhen port |
TianJin port |
Shanghai port |
... |
|
Train |
XiAn Station |
Zhengzhou Station |
Qingdao |
... |
|
|
Air |
Qingdao Airport |
Beijing Airport |
Shanghai Airport |
Guangzhou |
... |
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Express |
DHL |
TNT |
Fedex |
UPS |
... |

FAQ
What tools do you use for your CNC-based precision parts?
Our CNC machine bases and precision parts are made from high-quality black granite. Granite ensures durability and stability during fine measurement.
Can granite parts be polished?
Yes, we offer a wide range of sizes and specifications for all granite machine parts, including CNC bases and standard parts.
What industries use granite CNC bases and parts?
Our granite assembly components are widely used in industries such as manufacturing, aerospace, automotive, and precision laboratory measurement.
What are the benefits of using granite for CNC machine bases?
Granite has high stability, durability, and resistance to thermal expansion, making it ideal for precision applications in CNC processes.
Inquire Now to Get a Free Quotation & Drawing Review Within 24 Hours!
Or ask us about custom granite component solutions tailored to your machine design.
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