Kilo-flap wheel is wheel -type coated grinding appartus made from the basic moterial of the brown emery and then processed, which can be installed in electrical appliances and special grinders , and used in polishing and reshaping of various irregular profile , the processing if the internal and outer circle , the kilo-flap wheel cancoordinate with curfaces if workpieces, and affer even effect of the plane handing in the service life ,and it also is applied in the process of coarse , medium anamachinery , shipsuilding , light industry, furniture and house hold electrial appliance .