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aerospace

  • Surface Plates – The Types, Use, and Calibration

    April 29, 2019

      Surface plates provide a flat plane used as a horizontal reference point for your dimensional measurements. They can be made from granite, metal, cast iron, or glass. Granite is considered to be the best material for a surface plate due to its surface hardness, low thermal expansion, no rust or corrosion, little warping, and […]