Lab High Control Accuracy Slit Coater Used in The Preparation of Perovskite Solar Cell Film

1. Basic parameters of the substrate

Name

Flexible conductive PET/PEN, conductive FTO/ITO, etc

Thickness

1-5mm

Breadth

300mm

2. Film parameters

Solution viscosity

1-300cps

Coating type

Lipids/benzenes /DMF solvents (aqueous or solvent solutions)

Wet film thickness

3-100μm

Dry film thickness

20-5000nm (depending on solvent and solid content)

3. High precision coating head

Material

Austria imported 303 stainless steel (exclusive purchase channels, Japan imported high-precision machine tools, constant temperature workshop processing and production)

Die width

340mm

Effective seam width of coating head

300mm

Die runner processing

The surface of the mold lip runner is polished to Ra0.02μm, the surface of other runner is polished to Ra0.03-0.05μm, and the outer surface is Ra0.1μm

Seam straightness

≦1.5μm

Plane straightness

≦1.5μm

4. Basic device parameters

Coating head machining accuracy

The straightness of the coating head is less than 2μm

Table

Marble or heated countertops (up to 150℃)

Feed liquid

High precision liquid pump (0.1-2000ul/s) for liquid supply

Coating speed

0-30m /min, freely choose the coating speed, the program sets the segmented speed

Control system

Siemens PLC control system

Horizontal control system

Three point leveling structure

Power source

220V, 2.5Kw/4Kw