To Create a Twist Wall
1. Click > > 
Twist. The Twist tab opens.
Twist. The Twist tab opens.2. Select an attachment edge. The selected edge is displayed in the Placement collector.
3. Select a method from the Width Method options and follow the steps below for the selected option.
◦ 
Offset—Calculates the wall width using offset dimensions from the attachment edge.
Offset—Calculates the wall width using offset dimensions from the attachment edge.a. Select a Start Width option for the attachment edges:
▪ 
To End—Sets the wall end at the chain end.
To End—Sets the wall end at the chain end.▪ 
, 
Blind—Trims or extends the wall end from the chain end by the value specified. Type a value in the box or drag the handle in the graphics window.
, Blind—Trims or extends the wall end from the chain end by the value specified. Type a value in the box or drag the handle in the graphics window.◦ 
Symmetrical—Calculates and centers wall width from the twist axis by the specified dimension.
Symmetrical—Calculates and centers wall width from the twist axis by the specified dimension.a. To change the start width, type a value in the 
Start Width box.
Start Width box.b. To locate the twist axis on a datum point, click 
Set Twist Axis and select a datum point on the attachment edge . This is the centerline of the twist wall. It is perpendicular to the start edge and coplanar with the existing wall.
Set Twist Axis and select a datum point on the attachment edge . This is the centerline of the twist wall. It is perpendicular to the start edge and coplanar with the existing wall. | When you twist the material into a spiral, keep in mind that the wall will fail if the material bends through itself. |
4. To modify wall width, click 
Modify Width and type a new value in the box or use the drag handles in the graphics window.
Modify Width and type a new value in the box or use the drag handles in the graphics window.5. Use the Wall Dimensions options to change the wall length and twist angle.
◦ Wall length—Type a number in the 
box, select from a list of previously used values, or drag the handle in the graphics window. When you drag the handle, the value in the box updates dynamically.
box, select from a list of previously used values, or drag the handle in the graphics window. When you drag the handle, the value in the box updates dynamically.◦ Twist angle—Select an angle from the list, type an angle value in the 
box, or drag the handle in the graphics window. When you drag the handle, the value in the box updates dynamically.
box, or drag the handle in the graphics window. When you drag the handle, the value in the box updates dynamically.6. To change the wall length in the unbent state, perform the following steps:
a. Click Bend Allowance. The Bend Allowance tab opens.
b. Choose a value form the list or type a new value for the Wall length in an unbent state in the box.
7. Click 
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