ZHHIMG Precision Granite Surface Plates with Steel Stands

Short Description:

A thick, rectangular slab of Grade 00 Precision Black Granite. The surface appears matte and finely ground, indicating a high-quality lapping finish essential for friction-free measurement. The edges are chamfered (beveled) at approximately 45 degrees to prevent chipping and ensure safety.

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The Foundation of Absolute Accuracy

In the world of precision manufacturing, your measurements are only as reliable as the surface you take them on. The ZHHIMG Precision Granite Surface Plate isn't just a table; it is the bedrock of your quality control process. Designed for demanding environments—from semiconductor fabs to automotive assembly lines—this unit combines the natural stability of high-density black granite with the rugged support of a custom-engineered steel stand.

Whether you are performing layout work, precision grinding, or serving as a base for CMMs and optical comparators, this platform ensures that thermal drift and vibration never compromise your data.

Why Choose ZHHIMG Granite?

Unlike cast iron, which can rust and warp, or marble, which is too soft for industrial use, our Jinan Black Granite offers the perfect balance of hardness and stability.

• Zero Rust & Corrosion Resistance: Immune to coolants, oils, and humidity, ensuring a pristine measuring surface for decades.
• High Damping Capacity: Granite absorbs vibration 30% better than cast iron, providing a "dead" surface essential for nanometer-level accuracy.
• Low Coefficient of Thermal Expansion: Maintains flatness even in fluctuating workshop temperatures.
• Non-Magnetic & Non-Conductive: Safe for use with sensitive electronic components and magnetic fixtures.

Overview

Model	Details	Model	Details
Size	Custom	Application	CNC, Laser, CMM...
Condition	New	After-sales Service	Online supports, Onsite supports
Origin	Jinan City	Material	Black Granite
Color	Black / Grade 1	Brand	ZHHIMG
Precision	0.001mm	Weight	≈3.05g/cm³
Standard	DIN/ GB/ JIS...	Warranty	1year
Packing	Export Plywood CASE	After Warranty Service	Video technical support, Online support, Spare parts, Field mai
Payment	T/T, L/C...	Certificates	Inspection Reports/ Quality Certificate
Keyword	Granite Machine Base; Granite Mechanical Components; Granite Machine Parts; Precision Granite	Certification	CE, GS, ISO, SGS, TUV...
Delivery	EXW; FOB; CIF; CFR; DDU; CPT...	Drawings’ format	CAD; STEP; PDF...

Engineered for Real-World Applications

This isn't just for the lab. The reinforced steel stand makes this unit versatile for the shop floor:

1.CMM & Vision Systems: Use as a stable, vibration-isolated base for sensitive coordinate measuring machines.
2.Precision Assembly: The non-stick surface allows delicate components to slide effortlessly into position without scratching.
3.Optical Inspection: The non-reflective matte finish prevents glare from overhead lighting, reducing eye strain for inspectors.
4.Laser Calibration: Provides a trusted reference plane for setting up laser interferometers and alignment tools.

Quality Control

We use various techniques during this process:

● Optical measurements with autocollimators

● Laser interferometers and laser trackers

● Electronic inclination levels (precision spirit levels)

Quality Control

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:

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

FAQ

Q: What is the difference between Grade 00 and Grade 1?
A: Grade 00 is the highest precision (typically ±2.5μm to ±4μm depending on size), used for master inspection and calibration labs. Grade 1 is suitable for general workshop layout and tool room inspections.
Q: Does the steel stand affect the accuracy of the granite?
A: No. Our stands are stress-relieved and welded to prevent twisting. The granite rests on adjustable supports that distribute weight evenly, ensuring the stone remains stress-free and true.
Q: Can you customize the size or add T-slots?
A: Absolutely. ZHHIMG specializes in custom solutions. We can drill and tap threaded inserts or cut T-slots directly into the granite to suit your specific fixturing needs.