Electrolyte Filling Machine

Electrolyte Filling Machine

The electrolyte filling machine is engineered for high-precision injection of liquid electrolytes into lithium-ion battery cells & Sodium ion batteries. Utilizing a positive displacement pump system and mass flow metering, it ensures accurate dosing within ±0.5% deviation, critical for maintaining consistent cell performance and cycle life.
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Description

Service Overview

We developed this electrolyte filling machine specifically for lithium-ion and sodium-ion cell production. The positive displacement pump paired with mass flow control keeps dosing accuracy within ±0.5% - this level of precision is what we've found to be critical for consistent cell performance and cycle life.

Before filling, the system runs vacuum drying and pre-vacuum cycles to remove residual moisture and air, which prevents oxidation and gas formation in the finished cells. It works with most standard electrolytes, including high-volatility formulations. We've built in drip-free valves, all-stainless-steel fluid paths, and automated cleaning cycles to minimize corrosion and cross-contamination between batches.

 

Storage and installation

 

  1. Installation Environment
  2. Install it in a dry room.

Saving the Environment

Storage temperature: -20 ° C to 60 ° C

Storage humidity: below 10 ~ 90%RH (no condensation)

 

Basic equipment parameters

 

   

Specification

Remark

Basic specification

Input power US standard plug

Single-phase AC110V, 50Hz

 

Compressed power gas source

0.4-0.6MPa

 

Coating color

silver

 

The production capacity of the equipment

 

It is related to the type and process of the cell

Equipment weight

120KG

Subject to actual conditions

Control box size

790*600*440

Subject to actual conditions

Equipment Size (mm)

L906 * W414 * H790 It will increase the size

 

Mechanism specification

Injection chamber valve mechanism

There is no

 

Barotropic system

There is no

 

Vacuum system

A set

 

Automatic displacement injection mechanism

A set

 

Injection system

A set

Includes 2 sets of 16 liquid injection pumps

Battery positioning mechanism

A set

 

Injection nozzle mechanism

A set

 

Weighing system

There is no

 

airframe

A set

 

Control system

A set

 

Flow pull system

There is no

 

Automatic weighing manipulator

There is no

 

Control system specification

PLC, expansion module

Panasonic

 

Touch screen

Weinview

 

Electric cylinder, electric cylinder drive

Airtac

 

Air cylinder

Airtac

 

Alarm system

Fault stop

Built-in program

 

Fault indication

Built-in program

 

 

Application Cases

 

product-692-692

 

Partner Company

 

product-574-308