Ultra-Precision Custom Granite Machine Component for Advanced Industrial Equipment
Based on the precision engineering drawing and finished component photo, this custom structural element features specialized design characteristics tailored for high-performance integration:
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• Material Texture & Surface Polish: Manufactured from ultra-dense, dark grey-to-black natural granite with a uniform, fine-grained mineral structure. The top reference surface is precision ground and hand-lapped to flat tolerances, offering an extremely low-friction texture.
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• Weight Reduction Cavities: Features five square pocket cutouts (hollow cavities) engineered into the central body. This design significantly reduces overall structural weight while preserving static rigidity and mass-damping characteristics.
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• High-Precision Mounting Features:
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• Symmetrical arrays of precision-drilled vertical holes and threaded metal inserts along the central bridge and perimeter for rail/stage mounting.
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• Precision-machined side slot cutouts on both ends to facilitate secure clamping and alignment within larger machine frames.
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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... |
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• Natural High-Damping Material: Unlike welded steel frames that ring under high dynamic acceleration, ZHHIMG Black Granite absorbs structural micro-vibrations almost instantly, allowing linear motors and air-bearing stages to settle in milliseconds.
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• No Internal Stress Relaxation: Unlike cast iron bases that warp as internal casting stresses release over 12-24 months, natural granite aged over millions of years maintains permanent geometric stability.
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• Custom Weight & Cable Management Design: The integrated hollow pockets allow design engineers to run electrical harnesses, pneumatic lines, or air-bearing plumbing directly through the stone structure without compromising structural rigidity.
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• 100% Anti-Deception Guarantee: We strictly reject cheap marble or low-density porous stone. Backed by our corporate pledge—No cheating, No concealment, No misleading—you receive genuine high-density granite every single time.
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 should we use ZHHIMG Black Granite instead of cast iron or aluminum?
Cast iron and aluminum suffer from high thermal expansion rates and can deform under temperature swings. Furthermore, metal bases ring under dynamic movement, requiring longer settling times. ZHHIMG Black Granite offers dynamic damping capacity up to 10 times higher than cast iron, along with complete immunity to corrosion and magnetic fields.
Q: Can ZHHIMG customize hole patterns, slots, and pockets according to our CAD drawings?
Yes. We operate advanced CNC machining centers and 6000 mm grinding machinery. Whether your drawing requires stainless steel threaded inserts, vacuum grooves, precision keyway slots, or weight-reduction cavities, we process everything in-house inside our climate-controlled facilities.
Q: How do you ensure the precision of the holes and reference surfaces?
Our factory utilizes Mahr dial indicators, WYLER electronic levels, and Renishaw laser interferometers to inspect every component. All measuring equipment holds calibration certificates traceable to National Metrology Institutes (NIM).
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)
