News
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ZHHIMG Adds Four Large-Format Taiwan Nantong Grinders, Now Capable of Grinding 6,000mm Precision Granite Surface Plates
Shandong, China — ZHHIMG® (Zhonghui Group), a precision granite components and granite surface plate manufacturer headquartered in Jinan, has completed the installation of four large-format grinding machines from Taiwan Nantong, each valued at over USD 500,000. The new equipment allows ZHHIMG to ...Read more -
From Semiconductor Lines to Battery Inspection: Where ZHHIMG Granite Bases Are Used
Shandong, China — ZHHIMG® (Zhonghui Group) granite components have become a standard base material across a wide range of precision equipment, from semiconductor manufacturing lines to next-generation battery inspection systems. As tolerances tighten across the precision equipment industry, more ...Read more -
ZHHIMG Expands Research Ties with National Metrology Institutes and Universities Across Three Continents
Shandong, China — ZHHIMG® (Zhonghui Group) has continued to deepen its collaboration with national metrology institutes and university research labs worldwide, working alongside institutions in Asia, Europe, and beyond to refine measurement methods used in precision granite manufacturing. Current...Read more -
Inside ZHHIMG’s Workshop: The Craftsmen Who Hand-Lap Granite to Nanometer Precision
Shandong, China — Behind every ZHHIMG® granite surface plate and precision granite machine base is a final step no machine can fully replace: hand lapping. At ZHHIMG’s Jinan facility, a core group of granite lapping technicians — many with more than 30 years of hands-on experience — finish ...Read more -
Key Processing Techniques for Large-Size Precision Granite Workbenches
Large-size precision granite workbenches are the core foundational equipment for ultra-large precision machining, full-scale workpiece detection, and integrated equipment assembly in the high-end manufacturing industry. Different from small and medium-sized standard granite platforms, oversized ...Read more -
Understanding Precision Granite Workbenches: Definition, Features and Industrial Value
In modern ultra-precision manufacturing and metrology industries, every accurate measurement and precise processing action relies on a qualified fixed benchmark platform. As one of the most fundamental and indispensable core infrastructures in high-end industrial scenarios, precision granite wor...Read more -
Characteristics and Advantages of Vibration-Resistant Precision Granite Workbench
Ultra-precision processing and micro-detection scenarios are extremely sensitive to subtle vibration interference. Tiny environmental vibration, equipment operation resonance and mechanical motion jitter will directly disrupt the precision benchmark, resulting in workpiece processing errors and ...Read more -
Specification for Daily Calibration Use of Granite Inspection Plates in Metrology Rooms
As the core standard benchmark of metrology room precision detection, granite inspection plates undertake daily workpiece calibration, tool verification and equipment error correction work. Different from ordinary workshop auxiliary platforms, metrology-grade granite plates feature nano-level fl...Read more -
Key Lapping and Processing Techniques for Flatness of Granite Inspection Plates
As the most fundamental reference benchmark in industrial precision inspection, the flatness of granite inspection plates directly determines the credibility of dimensional measurement, part calibration and equipment error detection results. Unlike ordinary mechanical processing, flatness lappin...Read more -
Zero-Expansion Granite Square Ruler: The Ultimate Datum Tool for Verticality Detection
Verticality accuracy is one of the most fundamental and critical indicators in ultra-precision machining, equipment assembly and dimensional inspection. The vertical datum error of measuring tools will be directly amplified in equipment calibration and workpiece testing, leading to batch process...Read more -
Influence of Granite Gantry Component Surface Treatment Technology on Overall Equipment Performance
Core Correlation Between Granite Surface Treatment and Whole Machine Performance The surface treatment of precision granite gantries is not a simple cosmetic process, but a key precision engineering link that determines equipment core performance. First, surface flatness directly determines ass...Read more -
Low-Stress Granite Gantry Components: Effectively Eliminate Long-Term Service Deformation
Long-term precision retention is the core pain point of ultra-precision equipment operation. For high-end fields such as semiconductor manufacturing, femtosecond laser processing, optical detection and new energy precision testing, tiny structural deformation of gantry components caused by resid...Read more