Jour : 01/26/2026

Keywords: Granite surface plate calibration, autocollimator, laser interferometer, uncertainty evaluationProper calibration and maintenance are critical to preserving plate accuracy: Uncertainty budgets, calculated using GUM principles, should include contributions from measurement equipment, environmental factors, and operator variability.

Keywords: Granite components applications, CNC machines, aerospace inspection, metrologyGranite components serve as foundational elements in diverse industries: A case study at a major automotive OEM found that granite-based welding fixtures reduced panel gap variability by 60% compared to steel alternatives.