Potting and encapsulation protect EV battery cells and modules from vibration, moisture and thermal runaway, and add structure to the pack. The part is produced by a two-component metering-mixing-dispensing (or foaming) machine. As a manufacturer of this equipment, we set out how to choose the right battery potting machine — you supply the potting system, we build the machine.
Five Things to Check
1. Material and viscosity range
Battery potting uses PU, silicone or epoxy systems with very different viscosities. Confirm the machine’s metering pumps and mixing head suit your material’s viscosity and pot life, so you get accurate ratio and full fill without air entrapment.
2. Metering accuracy and mixing
Consistent ratio (typically ±1%) decides cure, adhesion and thermal performance. A self-cleaning mixing head keeps output stable on continuous lines and avoids blockages.
3. Abrasion resistance for filled materials
Thermally conductive and flame-retardant potting compounds carry abrasive fillers. Wear-resistant metering pumps and mixing heads protect accuracy over long runs — a key differentiator between a general dispenser and a battery-grade machine.
4. Shot size, output and automation
Match shot weight and output to your pack size and daily volume, and confirm the machine integrates with robots, jigs and pack conveyors for automated battery lines.
5. Vacuum / degassing (if required)
Some potting needs vacuum degassing or vacuum potting to eliminate voids. Check whether your application needs it and whether the machine supports it.
Related Equipment
FAQ
Do you supply the potting material?
Can the machine handle abrasive thermally conductive potting?
PU foam or resin potting — which machine?
Tell us your potting material, pack size and output — we will propose the right machine and quote.