Graph Datum

Graph Datum is an Indian manufacturer and supplier of precision metrology equipment designed for industrial inspection, quality control, and measurement applications. The company supports engineering workshops, manufacturing plants, calibration laboratories, and metrology facilities by providing accurate reference equipment used during dimensional inspection and production verification. Graph Datum focuses on delivering inspection solutions that help industries maintain consistent measurement standards and improve component accuracy across different stages of manufacturing.

The company’s primary product range includes Granite Surface Plates, Granite Height Comparator Stands, Cast Iron Surface Plates, and Cast Iron Bench Centers. Granite surface plates are widely used in inspection rooms and metrology labs where stable and wear-resistant reference surfaces are required for precision measurements. Granite height comparator stands assist inspectors in performing accurate height comparison and dimensional verification tasks during quality checks. Cast iron surface plates are commonly used in heavy engineering workshops for layout work and component inspection where durability and strength are important. Cast iron bench centers are precision inspection tools used for checking concentricity, alignment, and roundness of cylindrical components such as shafts and machine parts.