Use this option when the material is a rectangle like block and the material boundary is not drawn.

If you select this option, the Material Extents Box dialog box is displayed.

Use this option when the material is a rectangle-like block and the material boundary is drawn.

The Select Point menu is displayed. The prompts tell you to select the corners of the material box.

Use this option when a 2D contour of the material is drawn at the Z-level of the bottom of the part.

The Material Height parameter is made active. Enter the height of the material. The top of the material is this distance above the bottom contour in your drawing.

When you click OK, the Select Chain menu is displayed and a prompt tells you to select the first element. Complete the chaining process on the bottom contour.

Use this option when a 2D contour of the material is drawn at the Z-level of the top of the part.

The Material Height parameter is made active. Enter the depth of the material. The bottom of the material is this distance below the top contour in your drawing.

When you click OK, the Select Chain menu and a prompt tells you to select the first element. Complete the chaining process on the top contour. 

Use this option when the material is in a shape that has non-flat surfaces.

You must have the design of the part and the design of the material in the same drawing. The part design must be on the inside of the material design. The material design can have any number of surfaces.

The surface arrows on the material design surfaces must point toward the inside of the design. Create the surfaces on all the sides of the material design.

Correct	Incorrect

 

During the Z Rough and the Plunge Rough operations, the material between the part and the material surfaces will be rough cut.

During the Z Rough operation, the balance of the material under the material surfaces is also cut.

During the Plunge Rough operation, only the material above and around the part is cut. SURFCAM does not cut the material that is past the edges of the part.

When you click OK, the Select Chain menu is displayed and a prompt tells you to select the material surfaces. Select the surfaces and click the Done command.

This option is available only for Z Rough.

Use this option when you need to remove the material from the inside of a pocket-like area.

You cannot do a Z Rough operation with this option on parts that do not have pocket-like areas.

This option is available only for Plunge Rough. Use this option to remove all the material except the material that is inside an offset distance from the part.

If you select this option, the Offset Amount is made active. Enter the offset from the material.