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  • Why Choose Granite Mechanical Components for Measuring Equipment Bases and Columns?

    Why Choose Granite Mechanical Components for Measuring Equipment Bases and Columns?

    Components such as gantry bases, columns, beams, and reference tables, meticulously crafted from high-precision granite, are collectively known as Granite Mechanical Components. Also referred to as granite bases, granite columns, granite beams, or granite reference tables, these parts are essenti...
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  • What is the Shape and Structure of a Marble Micrometer?

    What is the Shape and Structure of a Marble Micrometer?

    A micrometer, also known as a gage, is an instrument used for the precise parallel and flat measurement of components. Marble micrometers, alternatively called granite micrometers, rock micrometers, or stone micrometers, are renowned for their exceptional stability. The instrument consists of two...
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  • Are the Two End Faces of Granite Straightedges Parallel?

    Are the Two End Faces of Granite Straightedges Parallel?

    Professional granite straightedges are precision measuring tools machined from high-quality, deeply buried natural granite. Through mechanical cutting and meticulous hand-finishing processes including grinding, polishing, and edging, these granite straightedges are produced for checking the strai...
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  • Precision Manufacturing Process of Marble Surface Plates and Best Practices for Handling

    Precision Manufacturing Process of Marble Surface Plates and Best Practices for Handling

    Marble surface plates are widely used as precision reference tools in metrology, instrument calibration, and high-accuracy industrial measurements. The meticulous manufacturing process, combined with the natural properties of marble, makes these platforms highly accurate and durable. Because of t...
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  • Technical Support and Usage Requirements for Granite Surface Plate

    Technical Support and Usage Requirements for Granite Surface Plate

    The granite surface plate is a precision reference tool made from natural stone materials. It is widely used for the inspection of instruments, precision tools, and mechanical parts, serving as an ideal reference surface in high-accuracy measurement applications. Compared with traditional cast ir...
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  • How to Properly Use a Granite Square to Reduce Measurement Errors?

    How to Properly Use a Granite Square to Reduce Measurement Errors?

    The granite square is widely praised for its stability and precision in measurement applications. However, like all precision instruments, improper use may lead to measurement errors. To maximize its accuracy and reliability, users should follow proper handling and measuring techniques. 1. Temper...
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  • How to Measure the Flatness of Steel Parts Using a Granite Square?

    How to Measure the Flatness of Steel Parts Using a Granite Square?

    In precision machining and inspection, the flatness of steel components is a critical factor that directly affects assembly accuracy and product performance. One of the most effective tools for this purpose is the granite square, often used in combination with a dial indicator on a granite surfac...
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  • The Role of Marble Surface Plate Stands in Precision Applications

    The Role of Marble Surface Plate Stands in Precision Applications

    As a high-precision measuring tool, a marble (or granite) surface plate requires proper protection and support to maintain its accuracy. In this process, the surface plate stand plays a vital role. It not only provides stability but also helps the surface plate perform at its best. Why Is the Sur...
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  • Is the Color of Marble Surface Plates Always Black?

    Is the Color of Marble Surface Plates Always Black?

    Many buyers often assume that all marble surface plates are black. In reality, this is not entirely correct. The raw material used in marble surface plates is typically gray in color. During the manual grinding process, the mica content within the stone may break down, forming natural black strea...
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  • Essential Maintenance Tips for Granite Parallel Blocks

    Essential Maintenance Tips for Granite Parallel Blocks

    Granite parallel blocks, made from Jinan Green granite, are precision measuring tools widely used in industries for inspecting instruments, precision tools, and mechanical parts. Their smooth surface, uniform texture, and high strength make them ideal for measuring high-precision workpieces. The ...
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  • Why Granite is Ideal for High-Precision Measuring Tools

    Why Granite is Ideal for High-Precision Measuring Tools

    Granite is widely recognized as an ideal material for the manufacture of precision measuring instruments due to its outstanding physical and chemical properties. Composed primarily of quartz, feldspar, hornblende, pyroxene, olivine, and biotite, granite is a type of silicate rock where silicon di...
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  • Advantages of High-Precision Granite Surface Plates

    Advantages of High-Precision Granite Surface Plates

    Granite surface plates are essential tools in precision measurement and inspection, widely used in industries such as machinery manufacturing, aerospace, and laboratory calibration. Compared with other measuring bases, high-precision granite surface plates offer outstanding stability, durability,...
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