من محاجر الجبال العميقة → ورشة دقة خالية من الغبار · منصة الجرانيت الدقيقة · محطة «رحلة الحياة الكاملة» 1: منجم الجبال العميقة · استخراج الحجر الخام: جرانيت جينان الأسود عالي الكثافة المختار، طبقات صخرية طبيعية عمرها مليار سنة، ملمس متجانس، خالٍ من الشقوق، منخفض التمدد، صلابة عالية للغاية. تُستخدم مناشير الأسلاك الماسية لقطع الكتل الكبيرة من الحجر الخام لتجنب الشقوق الداخلية الناتجة عن التفجير. الكشف الأولي عن العيوب في…
فحص استواء المنصات الجرانيتية باستخدام مقياس التداخل بالليزر: مبادئ سهلة الفهم I. المبدأ الأساسي: بالاستفادة من الاستقرار الفائق لطول موجة الليزر، يحسب هذا الجهاز بدقة انحراف التموجات في الارتفاع عند كل نقطة على المنصة من خلال التغيرات في حواف التداخل الناتجة عن اختلافات المسار البصري، ويقوم بمطابقة التسطيح الحقيقي ثلاثي الأبعاد. ويُعد طول موجة الليزر نفسه بمثابة…
Granite Platform Flatness & Geometric Precision Comprehensive Testing Methods (Factory Practical Operations National Standard Verification)In accordance with JJG117-2013 Plate Verification Regulations, common testing methods for precision granite platforms are divided into: Traditional Level Method, Autocollimator Method, Laser Interferometry Method, Grid Point Testing, Optical Flat Interference Method, and CMM Comprehensive Testing. I. Electronic Level Testing Method…
Precision Granite Platform / Component Full-Process Manufacturing Solution (National StandardGrade 000/00/0 · Dedicated for Semiconductor / CMM / Optical Benchmarks)Covers the full closed-loop process from material selection → aging → CNC machining → constant temperature manual precion lapping → structural customization → precision verification → installation and after-sales → long-term stability. Suitable for aviation, semiconductors,…
Granite Platform Precision Degradation | Common Causes Radical SolutionsGranite (Marbrm precision drift, flatness exceeding tolerance, is fundamentally categorized into six major types: environment, installation support, usage damage, cleaning maintenance, stress aging, and metrological calibrubleshooting in order of priority can quickly restore precision. I. Abnormal Ambient Temperature (Most Common Hidden Error)Causes:Room temperature deviates from the stadard…
Precision Assurance Scheme for the Entire Process of Granite Guide Rail and Machine Tool Base Machining Natl granite is inherently stable and deformation-free, but achieving ultra-precision grades (00/000) for guide rail straightness, flatness, parallelism, perpendicd positional tolerance relies entirely on a rigorous, closed-loop process of machining, aging, and inspection. I. Precision Assurance at the Raw…
Selection Comparison and Application Principles of Granite Guides and Machine Tool Bases in Precision Engineering In preciachine tools, CMMs, grinders, optical equipment, and semiconductor equipment, the selection of granite vs. cast iron vs. steel bases & guides revolves around core factors: precisin retention, vibration resistance, thermal deformation, long-term stability, and machining conditions. I. Why Precision…
Precision granite serves as the physical cornerstone of high-precision metrology. Leveraging its extreme stability from natural aging, ultra-low thermal expansion, high damping vibration damping, and wear/corrosion resistance, it has become an irreplaceable reference material in modern precision measurement and high-end manufacturing, widely applied in core scenarios such as Coordinate Measuring Machines (CMMs), semiconductor lithography stages,…
I. Observe Color and Texture (Most Intuitive)High-quality Precision Grade Black Granite (Represted by Jinan Qing)Color: Pure black, uniform, matte black, not shinyGrain: Extremely fine, dense, particles almost invisible to the naked eyeTexture: No obious streaks, no white spots, no mica highlightsFracture: Fine fracture, like ink jade, not roughOrdinary Black GraniteColor: Graish, bluish, brownish, or mixed…
Semiconductor manufacturing is a game of nanoscale precision, and granite is the only cost-effective structural material that simultaneously meets the requirements of ultra-stability, ultra-flatness, vibration resistance, low thermal expansion, and long-term dimensional stability. I. Precision Requirements for Semiconductors: Nanometer-level; a difference of 1ns scrappingSemiconductor lithography, etching, inspection, bonding, probe stations…The required precision is:±0.1μm to tens…
