Custom Precision Granite Base and Components for Linear Motor Stages
A detailed visual and mechanical analysis of this component shows that it is engineered for direct system integration:
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• Integrated Center Cut-Out and Recessed Configuration: The core of the granite structure features a precision-machined center recess block. This recessed geometry allows linear motor coils, magnets, or secondary cables to sit lower, reducing the stack height of the final machine assembly.
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• Pre-Drilled Precision Metal Inserts: The top surfaces and side vertical planes feature an array of counterbored threaded metal inserts. These stainless steel/carbon steel inserts are permanently bonded into the granite matrix, providing solid, non-deforming mounting points for guiding linear rails and sensor arrays.
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• Integrated Guideway T-Slots: Dual longitudinal T-slots are machined directly into the top granite surface. These slots accommodate anchoring fixtures and clamping mechanics, allowing operators to adjust secondary positioning components easily.
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• Stepped Geometric Profile: The side flanks of the base feature engineered cutouts and steps. These serve as structural load points for silent overhead cranes during installation and provide clearance for peripheral equipment frames.
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• Surface Texture & Structural Mass: The matte, fine-grained black finish shows the high mineral density of the material, offering a low-porosity structure that resists ambient moisture and chemical degradation.
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Model |
Details |
Model |
Details |
|
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... |
Why specify high-density black granite over conventional metal alloys or commercial marble?
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• Thermal Inertia and Minimal Expansion: With a Coefficient of Thermal Expansion far lower than steel or aluminum, this base limits structural warping caused by localized motor heat dissipation.
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• Natural Kinematic Damping: The interlocking crystal boundaries within the 3100 kg/m³ granite matrix act as an internal shock absorber. This significantly reduces axis settling times and eliminates dynamic resonance.
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• Unmatched Wear Resistance: Granite ranks between 6 and 7 on the Mohs hardness scale. It does not develop burrs if accidentally scratched, ensuring that flat reference planes remain true over decades of operation.
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• Comprehensive Certified Verification: ZHHIMG® is the only supplier in the industry holding concurrent ISO 9001, ISO 14001, ISO 45001, and CE certifications. Every product includes measurement validation traceable to national metrology institutes.
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 |
... |
|
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 should we select ZHHIMG® black granite instead of lighter-colored commercial marble?
A: Commercial marble is a soft metamorphic carbonate stone that absorbs moisture and deforms under physical loads. ZHHIMG® engineered black granite features a dense crystalline structure with a density approaching 3100 kg/m³. This provides the rigidity, low porosity, and vibration-damping capabilities required for precision engineering.
Q: How are the metal inserts secured inside the granite? Can they pull out under high dynamic loads?
A: The metal inserts are anchored using specialized, industrial-grade structural epoxy inside under-cut holes. The bonding process is calculated to withstand the continuous pulling and shearing forces generated by fast, high-acceleration linear motor rails.
Q: Can ZHHIMG® customize the T-slot layouts and center cutouts according to our proprietary CAD files?
A: Yes. We specialize in custom manufacturing. Our facility operates large, precise automated grinding machines and CNC stations that can machine complex geometric features, steps, slots, and recesses directly to your custom specifications.
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)











