Lapping Granite Surface Plate

In this video we see the process for inspection and reconditioning granite surface plates.

Lapping granite surface plate.

Standridge granite surface plates provide an accurate reference plane for work inspection and for work layout. Brand new cast iron machinist lapping plate. Their high degree of flatness overall quality and workmanship also make them ideal bases for mounting sophisticated mechanical electronic and optical gauging systems. We are the leading manufacturer and supplier of a superior quality array of granite surface plate cast iron surface plate lapping plate cast iron angle plate cast iron angle plate cast iron box angle plate bench centre pcd gear testing attachment etc.

A surface plate is a solid flat plate used as the main horizontal reference plane for precision inspection marking out layout and tooling setup. Aa this is a laboratory grade granite. These are available in square and rectangular sizes and are made up of black granite. Grades of granite to consider when looking at a granite surface plate for sale.

We provide granite lapping plates that are used for accurate hand lapping of material such as nylon plastics ceramics and other non ferrous material. Each of the plates has 3 mm wide and 3 mm deep serrations on working surface equally spaced at 25 mm and have lapped surface finish. Hhip 4401 0013 black granite surface plate grade b ledge 0 24 length x 18 w. The granite used in a granite surface plate is graded by quality with these four levels of quality.

The plates are inspected and calibrated with an autocollimator and. Smooth surface is for very fine lapping with small abrasive grains. Finding an affordable surface plate or granite inspection table for sale on ebay can be an easy way to upgrade your shop. Very nice 10 x 8 x 2 1 4 machinist lapping plate surface plate heavy duty 48 lb.

Use these precision ground plates with lapping compounds to create extremely flat surfaces on your workpiece. Grooved surface captures the abrasive and holds it in place during lapping.