Battery Electrode Intermittent or Continuous ​Coating Machine For Production Line

NO.

Name

Place of Origin

1

Air switch

Chint / Delixi (Domestic)

2

PLC

OMRON

3

Touch screen

Weinview

4

Modular

OMRON

5

Intermediate relay

Schneider

6

Servo motor

Mitsubishi

7

Planetary reducer

Feng Hua (Taiwan)

8

Circuit breaker

Delixi (Domestic)

9

AC contactor

Delixi (domestic)

10

Solid state relay

FOTEK (Taiwan)

11

Thermostat

Yatai (Domestic)

12

Automatic deviation correction

Ultrasonic

13

Full automatic tension

Variable frequency tension

14

Optical fiber electric eye

KEYENCE (Japan)

15

Push cylinder

Yadeke / Qilico

16

Deep groove ball bearing (Machine head)

NSK/NTN

17

Coating roller

Hard chromium plating

18

Back roller

Imported EPDM

19

Scraper

Hard chromium plating

20

Guide roller

Anodizing of aluminum alloy surface

21

Frequency converter

Yingweiteng

22

Fan

Xin fan

NO.

Project

Technical Parameter

Remarks

1

Apply

It is applicable to the coating process of positive and negative electrode of LiFePO4、LiCoO2、LiMn2O4and other type batteries

2

Operating substrate thickness

Aluminum foil(Al):10-30um;

Copper foil(Cu):7-30um

3

Design width of roll surface

380 mm

4

Guaranteed coating width

100-300mm

5

Mechanical running speed

7m/min

6

Coating speed

≤2m/min

It depends on the drying condition

7

Suitable slurry viscosity

2000-16000 cps

8

Single side coating dry thickness range

50-200μm

9

Minimum intermittent length

≥5mm

Related to slurry characteristics

10

Minimum coating length of multiple sections

≥20mm

Related to slurry characteristics

11

Solvent properties

Oily solvent

NMP(s.g=1.033,b.p=204℃)

Aqueous solvent H2O/NMP(s.g=1.000,b.p=100℃)

12

Suitable solid content

Positive S.C. 60%±20%

Negative

S.C. 50%±10% (PVDF system)

S.C. 50%±5%（SBR system）

13

Single side coating dry thickness error

Within ± 3um

14

Coating method

Double layer front and back 3-stage unequal distance intermittent transfer coating / second side automatic tracking / continuous transfer coating

15

Substrate running direction

Forward coating, substrate forward and reverse empty foil operation

16

Overall dimensions

L8.5*W1.5*H2.3m