granite surface plate 12 x 18 x 3 a grade Natural black granite seasoned for thousands of years is free from deterioration or dimensional change over time. Granite surface plate has many advantages over cast iron surface plates: Twice as hard as cast iron. Minimal changes in dimension due to...
Lapping Granite Calibration and Resurfacing of Granite Surface plates At Optimal Calibration, three precision instruments are used in conjunction with one another to determine the accuracy of a given surface plate. The Repeat-O-Meter is the instrument that is used to check the repeatability, or...
Precision granite table with high precision (0.001mm) is made by black granite, which is academy black. We can manufacture a variety of special precision granite table according to customers’ requests or drawing with maximum size 10000*8000*800 mm. If you want excellent...
Large surface plate Your surface plate, that big, flat rock sitting in your temperature-controlled inspection lab, is the foundation upon which many--if not all--of your dimensional measurements stand. Of course, it’s also well guarded by your inspection lab manager. Selecting and caring for a...
Granite is widely used in measuring industry. Fortune Granite surface plates are made by black Jinan Granite with density : 2970-3070kg/m 3 , which is Chinese best granite. We are the biggest company in producing granite surface plate in China. We could manufacturing all...