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How to Choose Flatness Accuracy Grades for Granite Surface Plates
When selecting a granite precision surface plate, one of the most important factors to consider is its flatness accuracy grade. These grades—commonly marked as Grade 00, Grade 0, and Grade 1—determine how precisely the surface is manufactured and, therefore, how suitable it is for various applica...Read more -
Do Different Granite Origins Affect the Performance of Precision Platforms?
Granite is widely recognized as an ideal material for precision measuring platforms due to its exceptional stability, hardness, and resistance to temperature variations. However, not all granite is the same. Different quarry origins — such as Shandong, Fujian, or even overseas sources — can produ...Read more -
Understanding the Elastic Modulus of Precision Granite Surface Plates and Its Role in Deformation Resistance
When it comes to precision measurement and metrology equipment, stability and accuracy are everything. One of the key mechanical properties that defines a granite surface plate’s performance is its Elastic Modulus — a measure directly related to the material’s ability to resist deformation under ...Read more -
How to Check If a Granite Precision Platform Is Properly Installed
A granite precision platform is the foundation of many measurement and inspection systems. Its accuracy and stability directly affect the reliability of the entire precision process. However, even a perfectly manufactured granite platform can lose accuracy if not installed correctly. Ensuring tha...Read more -
How Installation Environment Affects the Accuracy of Granite Precision Platforms
In precision measurement and metrology, every micron matters. Even the most stable and durable granite precision platform can be affected by its installation environment. Factors such as temperature, humidity, and vibration play a critical role in maintaining long-term accuracy and dimensional st...Read more -
Does Dust Affect the Accuracy of Granite Precision Platforms?
In precision measurement environments, maintaining a clean workspace is just as important as using high-quality equipment. Even though granite precision platforms are known for their outstanding stability and durability, environmental dust can still have a measurable impact on accuracy if not pro...Read more -
Natural vs. Engineered Granite Precision Platforms: Key Differences in Performance
When it comes to precision measurement and ultra-high accuracy applications, the choice of material for a granite platform plays a crucial role. Both natural granite and engineered (synthetic) granite are widely used in industrial metrology, but they differ significantly in performance characteri...Read more -
How ZHHIMG® Selects Raw Materials for Precision Granite Surface Plates？
The performance and accuracy of a precision granite surface plate begin with one critical factor — the quality of its raw material. At ZHHIMG®, every piece of granite used for our precision platforms undergoes a strict selection and verification process to ensure stability, density, and durabilit...Read more -
Must Granite Precision Tables for Medical Devices Meet Healthcare Regulations?
In the demanding world of medical device manufacturing, where precision equates to patient safety, a critical question often arises for engineers and QA specialists: Does the granite foundation used for calibration and inspection—the Granite Precision Table—need to comply with specific healthcare...Read more -
How Granite Precision Platforms Enable Accuracy in Bearing Inspection
Rolling element bearings are the silent, critical components that dictate the lifespan and performance of virtually all rotating machinery—from aerospace turbines and medical devices to the high-precision spindles in CNC machines. Ensuring their geometric accuracy is paramount. If the bearings do...Read more -
The Ultimate Foundation: Why Granite Worktables Outperform Metal for High-Precision Laser Cutting Equipment
As laser cutting technology pushes into the realm of femtosecond and picosecond lasers, the demands on the equipment’s mechanical stability have become extreme. The worktable, or machine base, is no longer just a support structure; it is the defining element of system accuracy. ZHONGHUI Group (ZH...Read more -
ZHHIMG® Deep Dive: Analyzing the Anti-Magnetic Interference Performance of Granite Inspection Tables for EMI Testing
As industrial demands for measurement accuracy continue to escalate, Electromagnetic Interference (EMI) has become a critical factor threatening the stability of ultra-precision environments. ZHONGHUI Group (ZHHIMG®) today shares a technical insight, detailing the superior Anti-Magnetic Interfere...Read more