Precision Granite Solutions
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Granite Bridge—Granite Mechacnical Components
The granite bridge is one of the core supporting components in the precision industrial field.
Made from high-density granite, it leverages the material’s properties of low thermal expansion and contraction, deformation resistance, and vibration resistance. It is mainly used as the frame/datum structure for coordinate measuring machines, precision machining equipment, and optical inspection instruments, ensuring the stability and measurement/machining accuracy of the equipment during high-precision operations. -
ZHHIMG® Precision Granite Bases
In the world of ultra-precision engineering, the final output is only as reliable as the foundation it sits upon. At ZHONGHUI Group (ZHHIMG®), we understand that in industries where a single micron is the difference between success and failure, the choice of structural material is everything. Our precision granite components, including the custom Granite Gantry Bases and Precision Machine Beds shown in our latest gallery, represent the pinnacle of stability for the world’s most demanding technical applications.
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Granite Surface Plate—Granite Measuring
Granite surface plates are known for their high hardness, good wear resistance, small thermal expansion coefficient (ensuring dimensional stability), strong corrosion resistance, excellent precision retention, and attractive natural appearance. They’re widely used in precision measurement and machining fields.
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Granite Dial Base—Granite Measuring
The granite dial base has high hardness, is wear-resistant and damage-resistant, and is not easy to deform after long-term use. It is less affected by thermal expansion and contraction, has strong dimensional stability, and can provide precise and stable support for equipment. It is resistant to chemical corrosion such as acid and alkali, and is suitable for a wide range of environments. It has a dense structure, good precision retention, can maintain precision requirements such as flatness for a long time, and has beautiful natural textures, combining practicality and certain decorative properties.
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Ultra-Precision Granite Gantry Base
For decades, the foundation of ultra-precision motion control has been a stable, vibration-dampened base. The ZHHIMG® Granite Gantry Base is engineered not just as a supporting structure, but as the core precision element for advanced metrology, lithography, and high-speed inspection equipment. Built from our proprietary ZHHIMG® Black Granite, this integrated assembly—featuring a flat base and a rigid gantry bridge—ensures unmatched static and dynamic stability, defining the ultimate benchmark for system performance.
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Granite Square Ruler—Granite Measuring
The granite square ruler is a frame-type precision reference measuring tool made through aging treatment, machining, and manual fine grinding. It is integrally in a square or rectangular frame structure, with four corners all having high-precision 90° right angles, and the adjacent or opposite working surfaces must meet strict tolerance requirements for perpendicularity and parallelism.
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Granite Parallels—Granite Measuring
The main characteristics of granite parallels are as follows:
1.Precision Stability: Granite features a homogeneous texture and stable physical properties, with negligible thermal expansion and contraction. Its high hardness ensures low wear, enabling the long-term maintenance of high-precision parallelism.
2.Application Compatibility: It is resistant to rust and magnetization, and does not adsorb impurities. The smooth working surface prevents workpiece scratching, while its adequate deadweight ensures high stability during measurement.
3.Maintenance Convenience: It only requires wiping and cleaning with a soft cloth. With good corrosion resistance, it eliminates the need for special maintenance such as rust prevention and demagnetization.
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Precision Granite Platform with Integrated Mounting Holes
A Stable Reference Foundation for Ultra-Precision Engineering
Precision granite platforms play a critical role in modern ultra-precision manufacturing, metrology, and equipment assembly. The ZHHIMG® Precision Granite Platform shown here is engineered as a high-stability structural and measurement base, designed to support demanding industrial applications where long-term accuracy, rigidity, and vibration damping are essential.
Manufactured from ZHHIMG® Black Granite, this platform combines high material density, excellent dimensional stability, and carefully engineered mounting features to serve as a reliable reference surface and functional machine base.
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Granite Tri Square Ruler-Granite Measuring
The features of the Granite Tri Square Ruler are as follows.
1.High Datum Precision: Made of natural granite with aging treatment, internal stress is eliminated. It features small right-angle datum error, up-to-standard straightness and flatness, and stable precision during long-term use.
2.Excellent Material Performance: Mohs hardness 6-7, wear-resistant and impact-resistant, with high rigidity, not easy to deform or be damaged.
3.Strong Environmental Adaptability: Low thermal expansion coefficient, not affected by temperature and humidity fluctuations, suitable for multi-working-condition measurement scenarios.
4.Convenient Use & Maintenance: Acid and alkali corrosion resistant, no magnetic interference, surface not easy to be contaminated, and no special maintenance required.
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Granite Straight Edge-Granite Measuring
The granite straight edge is an industrial measuring tool made of natural granite as the raw material through precision processing. Its core purpose is to serve as a reference component for straightness and flatness detection, and it is widely used in fields such as mechanical processing, instrument calibration, and mold manufacturing to verify the linear accuracy of workpieces or act as a reference benchmark for installation and commissioning.
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Precision Granite Reference Plate: The Definitive Foundation for Ultra-Accuracy
The pursuit of excellence in ultra-precision manufacturing and metrology begins with a perfect, stable reference plane. At ZHONGHUI Group (ZHHIMG®), we don’t just manufacture components; we engineer the very foundation upon which the future of high-technology is built. Our Precision Granite Reference Plates—like the robust component pictured—embody the pinnacle of material science, expert craftsmanship, and metrological rigor, serving as the trusted, stable base for the world’s most sensitive industrial applications.
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Granite Cube
The main characteristics of granite square boxes are as follows:
1.Datumn Establishment: Relying on the high stability and low deformation characteristics of granite, it provides flat/vertical datum planes to serve as a reference for precision measurement and machining positioning;
2.Precision Inspection: Used for the inspection and calibration of parts’ flatness, perpendicularity, and parallelism to ensure the geometric accuracy of workpieces;
3.Auxiliary Machining: Acts as a datum carrier for clamping and scribing of precision parts, reducing machining errors and improving process accuracy;
4.Error Calibration: Cooperates with measuring tools (such as levels and dial indicators) to complete the precision calibration of measuring instruments, ensuring detection reliability.