A cylinder shaped magnet is a permanent magnet with a cylindrical shape. It is made from magnetic material such as neodymium, ferrite, or alnico. These magnets have a north and south pole which are located at opposite ends of the cylinder.
Purification colored steel board is also called clean board, it is a composite board made of color coated board, stainless steel and other materials as the surface material.
In order to produce high quality cast and wrought strong and light weight alloys, it is necessary to improve their microstructure during both solidification and subsequent thermomechanical treatment.