Products & Solutions
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Granite Master Square
In the world of precision manufacturing, “zero” is far more than just a number; it represents the relentless pursuit of ultimate smoothness, verticality, and parallelism. Granite squares, with their stability derived from nature and the ultimate precision achieved through modern processing, have become the indispensable “gold standard” in core geometric tolerance inspection.
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High-Precision Mineral Cast Base
Whether you’re building a next-gen laser interferometer, designing a high-precision CMM, or developing advanced medical imaging hardware, ZHHIMG® delivers the stability, accuracy, and durability your project demands.
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Mineral Casting Machine Base
The ZHHIMG® Mineral Casting Machine Base is engineered for industries where vibration control, geometric stability, and long-term performance are non-negotiable.
For equipment manufacturers seeking high-damping, thermally stable structural solutions, mineral casting offers a modern alternative to traditional metal machine beds.
Contact the ZHHIMG® engineering team for technical drawings, material specifications, and project consultation.
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Precision Granite Rotary Base Plate
The ZHHIMG® Precision Granite Rotary Base Plate is not simply a stone platform. It is a high-performance structural foundation engineered for modern ultra-precision systems.
When accuracy, repeatability, and long-term stability matter, material selection is not optional — it is decisive.
For technical drawings, tolerance specifications, or custom design consultation, contact the ZHHIMG® engineering team.
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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.