How are traditional varistors made?

Hello, the traditional production method of varistor is: 1. Press the varistor ceramic chips one by one on the powder press using a single punch or continuous multiple punch method; 2. Press the varistor ceramic chips one by one.

The varistor ceramic chip is manually shaken and laid flat into the positioning hole of the rocking plate, and then the rocking plate cover is covered above the rocking plate; 3. The varistor ceramic chip is assembled using the step-by-step process of dispensing, core loading, and sintering;

4. Plastic seal, solidify, and cut ribs on the assembled varistor ceramic chips to finally form individual varistors.