Ultra Precision Manufacturing Solutions
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Precision Granite Beam Base
The ZHHIMG® Precision Granite Beam Base is more than a structural component—it is the geometric foundation of ultra-precision engineering systems.
If accuracy, stability, and long-term reliability are critical to your equipment performance, granite is not optional—it is fundamental.
For technical drawings, tolerance consultation, or custom manufacturing inquiries, contact ZHHIMG® engineering team.
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Precision Granite Surface Plate
Granite plates—commonly referred to as granite reference platforms—are widely employed as primary metrological standards in precision measurement and quality control applications, owing to their exceptional dimensional stability, high compressive hardness, and exceptionally low coefficient of thermal expansion.
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Precision granite surface plate
In the aerospace industry, where a micron makes the difference between mission success and failure, our Granite Surface Plates serve as the “Foundation of Metrology.” We provide the ultra-stable, ultra-flat reference plane required for the most demanding aerospace components.
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Custom High-Precision Black Granite Structural Components
In the landscape of ultra-precision engineering, the stability of your machine base dictates the limit of your performance. ZHHIMG® (Zhonghui Group) provides the global industry with the ultimate physical foundation: Custom Precision Black Granite Structural Components. Whether it is a complex bridge, an AOI machine base, or a multi-axis linear stage, our components are engineered to eliminate the variables of vibration and thermal expansion.
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Granite Tri Square Ruler
ZHHIMG granite set squares (also often referred to as granite right-angle squares or marble set squares) are precision measuring tools made from high-quality natural granite. Due to their outstanding physical stability, they are widely used in fields such as mechanical processing, precise inspection, and equipment installation.
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Precision Granite Straight Edge
Primary Reference Tool for Ultra-Precision Alignment & Measurement
The ZHHIMG® Precision Granite Straight Edge is a high-accuracy measuring and reference tool designed for straightness inspection, alignment, and precision assembly in metrology-grade environments. Manufactured from proprietary ZHHIMG® high-density black granite, this straight edge delivers exceptional dimensional stability, long-term accuracy, and repeatable performance far beyond conventional metal straight edges.
Engineered and finished to international metrology standards, it is an indispensable tool for precision equipment assembly, machine calibration, and quality inspection.
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Precision Granite Parallels
In the precision machinery industry, granite parallel rules are hailed as the “unmovable benchmark”. They are not only measuring tools but also the soul of geometric accuracy in equipment installation and machine tool calibration.
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High-Precision Black Granite Structural Components
In the realm of ultra-precision engineering, the stability of your machine base dictates the limit of your performance. ZHHIMG® (Zhonghui Group) provides the global industry with the ultimate physical foundation: Custom Precision Black Granite Structural Components. From complex AOI machine bases to multi-axis bridges, our components are engineered to eliminate the variables of vibration and thermal expansion.
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Granite Cube
Due to its high stability, wear resistance, rust-free property and small coefficient of thermal expansion, it is widely used in industrial measurement and precision manufacturing fields.
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Precision Granite Base for Dynamic Motion Systems
Ultra-Stable Foundation for High-Speed & High-Accuracy Equipment
The ZHHIMG® Precision Granite Base for Dynamic Motion Systems is a high-performance structural foundation engineered for linear motor stages, high-speed motion platforms, and ultra-precision industrial equipment. Manufactured from proprietary ZHHIMG® high-density black granite, this granite base delivers exceptional rigidity, vibration damping, and long-term geometric stability under dynamic operating conditions.
Designed for applications where speed, accuracy, and repeatability must coexist, this granite base serves as a critical foundation for advanced motion systems and precision machinery.
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Granite Straight Edge
The granite straight edge is a high-precision metrological instrument widely employed in mechanical manufacturing, precision instrumentation, and metrology laboratories to verify the straightness of workpieces and machine tool guideways.
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Ultra-Precision Black Granite Machine Bases & Bridges
In the pursuit of nanometer-level accuracy, the foundation of your machine is its most critical component. ZHHIMG® (Zhonghui Group) specializes in engineering custom Precision Granite Assemblies, including the bridges and bases shown above, which serve as the indispensable “heart” of high-end semiconductor and metrology systems.