Potting basic process The potting process can be divided into two types according to the electrical insulation treatment methods: mold forming and moldless forming; mold forming is divided into general pouring and vacuum pouring. Vacuum perfusion is generally used when other conditions are the same. The general potting process flow is shown in the figure below. Common problems in potting Mold design, silicone rubber is fluid when used, in order to prevent the rubber material from leaking everywhere, causing