See also further tables in the instructions for use chapter 4.3.1 Investing process.
Note:
The following additional steps are required to prepare for preheating: - Carefully remove defects from the bottom of the investment ring using a plaster knife. - Ensure an upright position (90° angle). - When preheating several investment rings, mark the rings with the pellet shades.
Single-use press stamps and pellets must not be preheated.