Editing Razor wire (section)

==== According to the structure ====
* '''Helical type:''' Helical type razor wire is the most simple pattern. There are no concertina attachments and each spiral loop is left. It shows a natural spiral freely.
* '''Concertina type:''' It is the most widely used type in the security defense applications. The adjacent loops of helical coils are attached by clips at specified points on the circumference. It shows an accordion-like configuration condition.
* '''Blade type:''' The razor wire are produced in straight lines and cut into a certain length to be welded onto the galvanized or powder coated frame. It can be used individually as a security barrier.
** '''Flat type:''' A popular razor wire type with flat and smooth configuration (like Olympic rings). According to different technology, it can be clipped or the welded type.
** '''Welded type:''' The razor wire tape are welded into panels, then the panels are connected by clips or tie wires to form a continuous razor wire fence.
* '''Flattened type:''' A transformation of single coil concertina razor wire. The concertina wire is flattened to form the flat-type razor wire.