مقارنة بين مزايا وعيوب الأدوات الدقيقة المصنوعة من السيراميك عالي الصلابة والجرانيت
High-Hardness Ceramics vs. Granite (Precision Instrument Components) Pros and Cons ComparisonBoth are low-expansion, high-rigidity, wear-resistant, and non-magnetic precision base materials widely used in measurement platforms, machine tool beds, optical bases, and inspection fixtures. The core differences lie in physical properties, machinability, cost, and operating condition suitability. The following is a dimensional comparison and selection guide.I….