sheet wheel
3.Diamond dressing sheet, diamond grinding sheet ,diamond grinding block and so on are series of novel diamond tools convenient usage with no need for re-grinding, esp. being used for dressing carborundum wheel grinders with some special shapes, they has unreplaceable advantages compared with single-point diamond dressing tools.
4.Based on the Dynaform software, this paper studied the drawing of process of interior panel of Citroen 206’s wheel L/R, analyzed the deformation process of sheet metal and defects that probable generated, searched the reason of defects, and in the end looked for the way of decreasing the generation of defect.

