ZHHIMG® U-Shaped Precision Granite Gantry | High-Stiffness for Semiconductor & CMM
In the world of ultra-precision manufacturing, stability is not just a requirement—it is the foundation. The component pictured above is not merely a piece of stone; it is a high-performance Granite Gantry (or Bridge) engineered to serve as the rigid backbone for high-speed, high-accuracy motion systems.
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Model |
Details |
Model |
Details |
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Size |
Custom |
Application |
CNC, Laser, CMM... |
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Condition |
New |
After-sales Service |
Online supports, Onsite supports |
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Origin |
Jinan City |
Material |
Black Granite |
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Color |
Black / Grade 1 |
Brand |
ZHHIMG |
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Precision |
0.001mm |
Weight |
≈3.05g/cm3 |
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Standard |
DIN/ GB/ JIS... |
Warranty |
1year |
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Packing |
Export Plywood CASE |
After Warranty Service |
Video technical support, Online support, Spare parts, Field mai |
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Payment |
T/T, L/C... |
Certificates |
Inspection Reports/ Quality Certificate |
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Keyword |
Granite Machine Base; Granite Mechanical Components; Granite Machine Parts; Precision Granite |
Certification |
CE, GS, ISO, SGS, TUV... |
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Delivery |
EXW; FOB; CIF; CFR; DDU; CPT... |
Drawings’ format |
CAD; STEP; PDF... |
Unlike small workshops that cut corners with marble, our "No Cheating" culture ensures you get what you pay for: true geological stability.
• Unmatched Damping Capacity: Our black granite absorbs vibrations significantly better than steel or cast iron. This U-shaped bridge effectively isolates the motion system from external disturbances, crucial for AOI (Automated Optical Inspection) and laser cutting machines.
• Zero Thermal Expansion: In a constant temperature environment, our granite remains dimensionally stable. It does not warp or rust, guaranteeing long-term accuracy for your CMM (Coordinate Measuring Machine) or PCB drilling equipment.
• Complex Integration: Notice the precision-drilled holes and threaded inserts on the flanges? Our team integrates metal components directly into the stone with high bonding strength, allowing for seamless assembly of linear motors and guides.
• Master Craftsmanship: While our Taiwanese Nantex grinders (valued at >$500k) provide the heavy lifting, it is the "feeling" of our masters—some with 30+ years of experience—that brings the surface to perfection. They can detect deviations in microns by hand, acting as "walking electronic levels."
We use various techniques during this process:
● Optical measurements with autocollimators
● Laser interferometers and laser trackers
● Electronic inclination levels (precision spirit levels)
1. Documents together with products: Inspection reports + Calibration reports(measuring devices) + Quality Certificate + Invoice + Packing List + Contract + Bill of Lading(or AWB).
2. Special Export Plywood Case: Export fumigation-free wooden box.
3. Delivery:
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Ship |
Qingdao port |
Shenzhen port |
TianJin port |
Shanghai port |
... |
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Train |
XiAn Station |
Zhengzhou Station |
Qingdao |
... |
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Air |
Qingdao Airport |
Beijing Airport |
Shanghai Airport |
Guangzhou |
... |
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Express |
DHL |
TNT |
Fedex |
UPS |
... |
Q: Why is the density of 3100kg/m³ so important?
A: Higher density directly correlates to higher stiffness and better vibration damping. Many competitors use marble with lower density to save costs, which leads to micro-vibrations during high-speed operation. Our ZHHIMG® black granite ensures your equipment maintains precision even under dynamic loads.
Q: Can you manufacture the threaded holes as per our drawing?
A: Absolutely. We specialize in customization. Whether you need stainless steel inserts or direct drilling, our CNC capabilities allow us to execute complex designs exactly as your engineers specify. We adhere to international standards including DIN, ASME, and JIS.
Q: How do you ensure the accuracy during shipping?
A: We have extensive experience exporting to over 50 countries. We use reinforced wooden crates with shock-absorbing materials. Furthermore, every piece is calibrated with German Mahr indicators and Swiss WYLER electronic levels before it leaves our factory, and we provide full calibration certificates traceable to national standards.
QUALITY CONTROL
If you can’t measure something, you can’t understand it!
If you can’t understand it.you cant control it!
If you can’t control it, you can’t improve it!
More information please click here: ZHONGHUI QC
ZhongHui IM, your partner of metrology, help you succeed easily.
Our Certificates & Patents:
ISO 9001, ISO45001, ISO14001, CE, AAA Integrity Certificate， AAA-level enterprise credit certificate…
Certificates and Patents are an expression of a company’s strength. It’s society’s recognition of the company.
More certificates please click here: Innovation & Technologies – ZHONGHUI INTELLIGENT MANUFACTURING (JINAN) GROUP CO., LTD (zhhimg.com)
