Name: ECS-SS Heat Press Formation Machine (L120*W80 mm, Same-Side Tabs) for Pouch Cells, ESSPCHPFM
Brand: SZKJ
SKU: ESSPCHPFM8H

ECS-SS Heat Press Formation Machine (L120*W80 mm, Same-Side Tabs) for Pouch Cells, ESSPCHPFM

In Stock SKU: ESSPCHPFM8H

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the Heat Press Formation Machine (also known as a Hot Press Formation Fixture) is used during the most critical stage of the battery's "birth": the initial charging (Formation). Heat press formation applies simultaneous temperature and mechanical pressure to the cell face. This ensures the Solid Electrolyte Interphase (SEI) layer forms uniformly, which is the "secret sauce" for long cycle life and high safety.

During the first charge, lithium ions react with the electrolyte to form the SEI layer on the anode. Using a heat press offers three distinct advantages: (1) Uniform SEI Formation: Pressure ensures the electrode layers are perfectly flat and in intimate contact, preventing "islands" of uneven SEI that can lead to lithium plating (dendrites). (2) Gas Management: Pressure forces the gases generated during the SEI reaction (like CO2, H2, and C2H4) into the "gas bag" or "side pocket" of the pouch, preventing bubbles from getting trapped between the electrode layers. (3) Improved Wetting: The heat reduces the viscosity of the electrolyte, helping it penetrates deep into the nanopores of the electrodes.

Part Number	ESSPCHPFM8H	ESSPCHPFM16H	ESSPCHPFM32H	ESSPCHPFM64H
Power	AC220V±10%, single phase, 50/60Hz, 1000 W	AC220V±10%, single phase, 50/60Hz, 2000 W	AC220V±10%, single phase, 50/60Hz, 2500 W	AC220V±10%, single phase, 50/60Hz, 3500 W
Working Pressure	20~1000kg, ±5kg	20~2000kg, ±5kg	20~2000kg, ±5kg	20~2000kg, ±5kg
Heating Temperature	10-90 °C, ± 3 °C Heating Rate: 80°C in 30 min	10-90 °C, ± 3 °C Heating Rate: 80°C in 30 min	10-90 °C, ± 3 °C Heating Rate: 80°C in 30 min	10-90 °C, ± 3 °C Heating Rate: 80°C in 30 min
Gas Pressure	0.25-0.8 MPa	0.25-0.8 MPa	0.25-0.8 MPa	0.25-0.8 MPa
Acceptable Pouch Cell Size	L: 40-120mm, W: 40-80mm (Tabs at the same side) Max. 8 cells	L: 40-120mm, W: 40-80mm (Tabs at the same side) Max. 16 cells	L: 40-120mm, W: 40-80mm (Tabs at the same side) Max. 32 cells	L: 40-120mm, W: 40-80mm (Tabs at the same side) Max. 64 cells
Battery Analyzer (Optional)	A battery analyzer with 8 channels is required for synchronous operation. The integration of battery analyzer with the heat press can be supplied upon request.	Two battery analyzers (16 channels in total) are required for synchronous operation. The integration of battery analyzer with the heat press can be supplied upon request.	Four battery analyzers (32 channels in total) are required for synchronous operation. The integration of battery analyzer with the heat press can be supplied upon request.	Eight battery analyzers (64 channels in total) are required for synchronous operation. The integration of battery analyzer with the heat press can be supplied upon request.
Gas Pressure Source (Optional)	A gas compressor (EUQOFGC) is required for pneumatic operation.	A gas compressor (EUQOFGC) is required for pneumatic operation.	A gas compressor (EUQOFGC) is required for pneumatic operation.	A gas compressor (EUQOFGC) is required for pneumatic operation.
Certificate	CE certified UL and CAS certification can be supplied upon request with additional cost.	CE certified UL and CAS certification can be supplied upon request with additional cost.	CE certified UL and CAS certification can be supplied upon request with additional cost.	CE certified UL and CAS certification can be supplied upon request with additional cost.
Dimension	L860 * W600 * H600 mm	L1150 * W600 * H700 mm	L1650 * W700 * H1600 mm	L1650 * W1200 * H600 mm
Weight	~135 kg	~150 kg	~250 kg	~350 kg

References:

H. H. Heimes, et al., The Effects of Mechanical and Thermal Loads during Lithium-Ion Pouch Cell Formation and Their Impacts on Process Time, Energy Technology, 2020, 8, 1900118

C. Bommier, et al., Operando Acoustic Monitoring of SEI Formation and Long-Term Cycling in NMC/SiGr Composite Pouch Cells, J. Electrochem. Soc., 2020, 167, 020517.

ECS-SS Heat Press Formation Machine (L120*W80 mm, Same-Side Tabs) for Pouch Cells, ESSPCHPFM

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