Project

Technical parameters

remarks

Suitable system

Oil or water-based systems such as lithium iron phosphate, lithium cobalt oxide, lithium manganese oxide, lithium nickel cobalt oxide,

lithium titanate, and graphite.

Run substrate parameters

Aluminum foil(Cu): thickness 9-30um; Width 200-620mm

Rolling diameter Max.500mm; Weight Max.500kg;

Copper foil:(Cu): Thickness 6-30 um; Width 200-620mm;

Rolling diameter Max.500mm;

Weight Max.500kg;

Design width of roller

650mm

Ensure the coating width

200-580mm

Mechanical running

speed of equipment

30m/min

Coating speed of

equipment

0.5-15m/min,

machine checking＜12m/min

Depends on the

drying condition

Suitable slurry

viscosity

2000~16000 Cps(positive pole）

1000~16000 Cps（negtive pole）

Single face coating

thickness

50~310g/m2

Minimum intermittent

length

Coating speed less than 6m/min＜

5mm;

Minimum coating length for multiple

sections

20mm

Coating speed

≤10m/min

Solvent character

Oily solvent NMP(s.g=1.033,b.p=204℃);

Aqueous solvent

H2O/NMP(s.g=1.000,b.p=100℃)

Suitable solid content

Positive pole S．C. 60%±20%; Negative pole

S．C. 50%±10%(PVDF system)

S．C. 50%±5%（SBR system）

proportion

Positive pole1.5—2.59/cm2;

Negative pole      1～1.89/cm2

Coating mode

Double front and back 3 unequal interval transfer coating/ the second side automatically tracks/

continuous transfer coating

Way of changing roll

Manual operation

Running direction of

base material

Forward coating, substrate positive

and reverse empty foil running