AOAO Battery Transfer Coating Machine

Substrate

Aluminum foil

Copper foil

Width (mm)

100～330

100～330

Thickness (µm)

9～15

4～15

Note: during acceptance, the aluminum foil or copper foil used should not be slack, uneven thickness and weight, surface oil, and other phenomena that affect the performance of coating.

Material

LFP, NCM, ect.

Graphite

Solvent

NMP

DI-Water

Solid content (wt%)

40～85

35～65

Slurry specific gravity (g/cm3)

1.5～3.0

1.0～2.0

Viscosity (mPa.s)

5000 ~ 15000

3000 ~ 8000

Remark:

1)The solid content of the same batch of slurry: fluctuation ≤±0.5%.

2)The viscosity of the same batch of slurry: fluctuation ≤±500mPa.s, 25±2℃.

Coating mode

Continuous and Intermittent transfer coating

Continuous and Intermittent transfer coating

Coating width (mm)

Max 300

Max 300

Dry thickness of single coating (µm)

80 ~ 250

80 ~ 250

Single side coating weight (g/m2)

100 ~ 250

80 ~ 200

Coating speed (m/min)

0.5-2

0.5-3

Description: coating speed is related to product characteristics (material system, coating thickness, solid content, temperature), the maximum coating speed given in the table can not meet the special coating process requirements.

1

Roll width

400mm

2

Mechanical speed

(without loading)

Max 6m/min

3

Unwinding specification

Roll diameter: Max. 200mm

Load-bearing: Max. 100kg

Roll specification: inner diameter 3 inches (about 76.2mm), length≤450mm.

Roll material: metal, ABS plastic, paper.

4

Winding specification

Roll diameter: Max. 200mm

Load-bearing: Max. 100kg

Roll specification: inner diameter 3 inches (about 76.2mm), length≤450mm.

Roll material: metal, ABS plastic, paper.

5

Oven heating mode

Electric heating

6

Oven construction

3 section x 3 m/section = 9m, single layer

7

Oven temperature

Max. 140℃

1

Unwinding unit

1 set

Single workstation, manual roll change

2

Coating unit

1 set

3

Oven unit

1 set

Single layer, 3m x 3section = 9m,

 electric heating

4

Traction unit

1 set

5

Winding unit

1 set

Single workstation, manual roll change

6

Electronic control system

1 set