Thirdly, blank the material. This means the coin material is placed under a machine and blanks, or coins with no markings, are pressed out.

• 第三，将材料用冲床冲出(毛胚)。这代表硬币的材料是放在一个机器下面，而毛胚或者没有图像的硬币就被冲压出来。