Can You Use Granite As A Surface Plate

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Can you use granite as a surface plate.

If the granite surface is regularly calibrated and tools are routinely rotated this wear can be lessened. Signs of wear chipping or warping can happen to a surface plate over time. A surface plate is a solid flat plate used as the main horizontal reference plane for precision inspection marking out layout and tooling setup. If you have a reference surface you use either spotting compound or artists oil paint thinned a little with wd40 to indicate high spots on the granite and then use the diamond plate hone to take down the high spots.

Granite surface plates are best known for the rustless surface plates. Granite is also a very porous material so any fluids can soak into the granite if left on the surface plate. Avoid overload overloading can cause accuracy issues and may even cause serious damage. Using your surface plate to store tools or foods can speed up surface wear and cause damage to the granite.

The hardness of the granite surface plates is more than the c i surface plates. If you know you have a lump somewhere you can use an inexpensive plated diamond hone to take the area down. Some liquids especially soft drinks can contain certain acids that can dissolve the softer minerals in the surface plate and leave pitting on the surface. During recalibration the surface plates that deviate from work surface flatness tolerance have to be downgraded resurfaced or replaced.

Downgrading resurfacing or replacement levels. You can generally expect a used surface plate to show some cosmetic damage but it should still function properly. Granite surface plates are able to unaffected with the temperature changes and heat so that it can maintain the flatness for longer life. Surface plates can be made up of.

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