NEWS

What are granite precision mechanical components?Granite precision mechanical components are not ordinary construction granite, but high-precision functional comts made from high-quality natural granite (such as Jinan Green and Mount Tai Green) or high-performance artificial granite through a closed-loop process of “raw material selection – rough machining -stage stress relief – graded precision grinding – full-process…

I. On-site Precision Verification by Buyer (Operable Directly) II. Most Important Inspection Reports (Must Be Verified) III. Summary of Key Points for Buye AcceptanceCheck Reports First: Verify that precision grades and key indicators meet contract/technical requirementsOn-site Measurement: Reproduce core report data using straight edges feeleauges/micrometers; focus on flatness and thickness variationCross-reference: Ensure report numbers, factory…

I. Why Modern Precision Workshops Still Cannot Do Without These Three Granite Measuring Tools II. Their Truly Irreplaceable Core Advantages Far superior temperature stability compared to steelThe coefficient of linear expansion is only about 1/3 to 1/2 that of steel, so workshop temperature fluctuations have minimal impact on precision. No deformation, no release of internal…

In precision measurement, precision machining, and semiconductor and optical equipment, a precision granite surface plate is not merely “a piece of stone,” but the precision reference and physical foundation of the entire device. Its importance can be summarized in one sentence: Platform precision ≈ Final equipment precision; Unstable platform ≈ Zero overall equipment precision. I….

The hidden value of granite prices lies in the fact that through three dimensions—material stability, machininecision, and long-term reliability—it directly determines the instrument’s static datum precision, dynamic disturbance resistance, and long-term precision retention, serving as the underlying guarantee for precision instruments to achievon/nanometer-level stable measurements. I. Core Hidden Value Behind the Price (Directly Affects Precision)…

6.1 Vertical Machining CentersThe typical operating condition of a vertical machining center involves significant vertical loads on the Z-axis aly withstands cutting forces in the vertical direction — meaning that the machine base requires high vertical stiffness and vibration resistance to counteract the combined effect of the Z-axis spindle’s gravitytting forces. Furthermore, vertical machining centers…

3.1 Density and Elastic Modulus (Specific Stiffness)Thy of granite is approximately 2.65-3.02g/cm³, which is only 37%-43% of that of cas iron (6.8-7.3g/cm³); its elastic modulus ranges from 80-140GPa, slightly lower than gray cast iron110-130GPa), but far higher than artificial marble (30-55GPa).From the perspective of static load-bearing capacity, cast iron has higher absolute stiffness, but the…

Granite gantry bases have become a critical foundation component for high-precision, high-speed CNC machine tools to achieve ultra-precision machining, with theilue stemming from the extremely low internal stress, high damping characteristics, and low coefficient of thermal expansion endowed by natural geological aging. Compared with traditional cast iron and artificial marble (minesting) bases, granite demonstrates significant…

Granite Carving Machine Base – Precision Carving Machine BaseMarble platforms are precision reference measuring tools made of natural stone materials. They serve as ideal reference surfaces for the inspection of instruments, precision tools, and mechanical parts, especially in high-precision measurement applications. Granite is sourced from underground rock strata and has undergone natural aging over hundreds…