Thickness: 0.12mm- 0.8mm

     

    Standard Width(mm):  890, 914,etc

     

    Zinc coating: Z40- Z100

The writing board is a kind of Pre-painted steel plate, Pre-painted steel plate are light, beautiful and have 

good anti-corrosion properties, and can be directly processed. The colors are generally divided into white, 

sea blue and brick red, which are mainly used in advertising, construction, home appliance industry, 

electrical industry, furniture industry and transportation, industry.







  • 1. PE (good adhesion)

    2. SMP (good film hardness)

    3. HDP (good color retention, UV protection)

    4. PVDF (excellent color retention and UV resistance)







Production process of Write Board:

Galvanized steel sheet (substrate) - surface pretreatment (organic coating) - drying and curing - finished product

Metal baking principle: spraying/baking in the paint booth

 

Grade

Chemical Composition

 

C 

Si 

Mn 

P

S

SGCC,DX51D

0.07

0.03

0.5

0.025

0.025

DX52D,SGCD1

0.06

0.03

0.45

0.025

0.025

SGCD2,DX53D

0.03

0.03

0.4

0.02

0.2

S220GD

0.17

0.3

1

0.035

0.03

S250GD

0.17

0.3

1

0.035

0.03

S280GD

0.17

0.3

1

0.035

0.03

S320GD

0.2

0.3

1.3

0.035

0.03

S350GD

0.2

0.55

1.6

0.035

0.03

 

Mechanical Properties

 

Grade

Yield point PR0.21)Mpa

Tensile strength Rm,Mpa

Elongation %

 
 

DX51D

~

270-500

22

 

DX52D

140-300

270-420

26

 

DX53D

140-260

270-380

30

 

S220GD

220

300-440

20

 

S250GD

250

330-470

19

 

S280GD

280

360-500

18

 

S320GD

320

390-530

17

 

S350GD

350

420-560

16

 

 

 

Feature of Write Board:

Excellent decorative, Corrosion resistance, Strong coating adhesion, Keep color fresh for a long time, Beautiful appearance

Packaging of Write Board:


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