Have you tried to run the Convert to Sheet Metal command in SE sheet metal environment? What kind results do you get?
Ideas created some weird geometries in their sheet metal parts, for instance, they allow to create self-intersected flanges, which may cause failure on downstream features such...
First of all, in Solid Edge, K Factor is called Neutral Factor. The default global Neutral factor could be set from Tools/Materail Table/Gage. (If you use V16 or earlier version, it's in Tools/Options/Part Properties). You can specify local Neutral factor for every bend you create in Sheet Metal...
Try to unbend the bend feature, then you will get the answer - with both-way arrow the profile is at the middle of bend region, and away from the folded side the profile matchs the mold line between bend face and movable web face.
A1: Yes, UG NX3 can read SE assemblies.
A2: General answer is no, NX can not recognise the feature from SE parts. as a result all dimensions and variables will loss. However, since NX3 began use SE sheet metal, the sheet metal parameters will keep.
A3. Yes, SE has a unique Blue Surface technique...