Exam 7: Grinding

Aluminum oxide and ceramic aluminum oxide wheels are identified by the letter ____.

____ act as the glue that holds the individual abrasives together in the shape of a wheel.

____ workholding devices contain alternating segments of ferrous and nonferrous materials that are mounted together to form a single unit.

____ wheels are second in hardness after diamond wheels.

Green wheels are the purest form of ____ wheels.

____ are used in grinding wheels that are used to grind extremely hard materials.

____ is the spacing between the individual grains of the grinding wheel and is identified by the numbers 1 through 16.

The ____ hand wheel is rotated to move the table left and right.

A ____ material is simply a material that is attracted to a magnet.

The primary purpose of a ____ grinder is to produce flat surfaces.

A ____ grinder is used for tool sharpening while the cutting tools are held in workholding devices and machine slides provide movement for much greater control and flexibility.

A ____-type indexing fixture can be used to spin a workpiece beneath the grinding wheels to grind diameters.

Precision angles can be ground using a magnetic ____ chuck.

____ grinders are used to grind diameters, shoulders, and faces much like the lathe is used for turning, facing, and boring operations.

____ wheels are identified by the letter E.

____ grinders typically use the side of a grinding wheel to grind workpiece surfaces.

Production grinding of the outside shafts and tubes can be performed with the ____ grinder.

____ grinding should be performed when it is not possible to grind two perpendicular surfaces by repositioning the workpiece.

The ____ grinder provides more precise X- and Y-axis movements than a vertical milling machine for extremely accurate positioning.

____ wheels are probably the most widely used wheel for surface and cylindrical grinding operations.