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Electrode preparation business
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Coating machine (1 for positive electrode and 1 for negative electrode)

Type of equipment：Electrode preparation business
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Process Environment

Dew Point: Cathode -40℃, Anode -50℃

Dust: 100,000-grade


Equipment Capabilities

  1. Coating Types: Extrusion Coating, Transfer Coating

  2. Coating Width: Maximum 300mm, the cathode coating can apply to aluminum foil thickness of (12-30)um, and the anode coating can apply to copper foil thickness of (6-30)um.

  3. Coating Speed: 1m/min-3m/min.

  4. Coating Accuracy: ±1% (related to slurry rheology).

  5. Total length of the drying oven is 6 meters, drying temperature: RT-120℃, heat source for drying: electric heating.
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Mixer (3 for positive electrode and 3 for negative electrode)
Process EnvironmentDew Point: Cathode -40℃, Anode -50℃Dust: 100,000-gradeEquipment Capability ParametersThere are 3 types of volumes (effective volumes): 100L/35L/5L. The optimal stirring effect for the cathode with single tank feeding is 150Kg/50Kg/7.5Kg; while for the anode, it is 60Kg/20Kg/3Kg. (The specific feeding amount is related to the tap density and true density of the material.)Full-automatic vacuum control (vacuum pressure maintenance: not less than -0.08 Mpa for 2 hours).Temperature control system with a temperature range of 0-90℃.100L mixing tank: Stirring speed 0-76RPM, dispersing speed 0-3700RPM.35L mixing tank: Stirring speed 0-54RPM, dispersing speed 0-4400RPM.5L mixing tank: Stirring speed 10-98RPM, dispersing speed 600-6000RPM.

Detail
Roll press machine (1 for positive electrode and 1 for negative electrode)
Process EnvironmentDew Point: Cathode -40℃, Anode -50℃Dust: 100,000-gradeEquipment CapabilitiesRolling speed: 0-5m/min.The cathode rolling process incorporates a tab stretching and wrinkle removal function.Rolling thickness uniformity: ≤±0.002mm.Maximum pressure between the two rolls is 2000KN, and the pressure adjustment accuracy is ±1%.Roll size: φ400mm×450mm, hydraulic cylinder diameter: φ220mm × 2 pieces.

Detail
Friendly link： Institute of Physics, Chinese Academy of Sciences (IOP, CAS) Yangtze River Delta Physics Research Center Co., Ltd. Liyang Deepwater Sci. Tech. Consulting Ltd. Company

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