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Gas Diffusion Layer Gdl

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Shanghai Sunshine Industry Technology Co., Ltd.

City: shanghai

Province/State:shanghai

Country/Region:china

Tel:86--13062873957

Contact Person:
Mr.leo
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Gas Diffusion Layer Gdl

Brand Name SSI-GH
Model Number SSI-1
Certification certificate of registration
Place of Origin China
Minimum Order Quantity 100
Payment Terms L/C, D/P, T/T
Supply Ability 20000 sets / year
Delivery Time 15 days
Packaging Details Wooden case or bare
feature Strong conductivity
life time Long durability
surface smooth
strength High mechanical strength
character Strong water management ability
conductivity Strong conductivity
Detailed Product Description

SSI-GH is the first in China to use a roll-to-roll process to produce gas diffusion layers. At present, the maximum width of the product can reach 1.2m, which is more suitable for automatic production.The product has stronger electronic conductivity, stronger water management ability, excellent air permeability, high mechanical strength, appropriate rigidity and flexibility, excellent chemical stability and thermal stability under the advantages of ultra-thin,structural Tight and surface balanced for high durability. We have realized the full-process manufacturing and online process quality control from base paper-carbon paper-gas diffusion layer,and at the same time have better product consistency, and some product performance indicators have reached the international advanced level. At present, we have launched gas diffusion layer products suitable for air-cooled hydrogen fuel cells, liquid-cooled hydrogen fuel cells and cathodes of PEM water electrolysis hydrogen production electrolyzers.

 

Gas Diffussion Layer type for cooled hydrogen fuel cell

 

 

items

 

Parameter

 

Model selection for fuel cell
GDL-S-16GDL-S-18GDL-S-20GDL-S-22

 

1

 

Thickness(um)@50KPa

 

160±20

 

180±20

 

200±20

 

220±20

 

Thickness(um)@1Mpa

 

125±20

 

150±20

 

160±20

 

170±20

 

2

 

Resistance(mΩ•cm²)@1Mpa

 

≤9

 

≤10

 

≤11

 

≤12

 

3

 

surface density(g/m²)

 

55±5

 

58±5

 

60±5

 

65±5

 

 

4

 

Tensile strength MD(MPa)

 

≥10

 

≥10

 

≥8

 

≥8

 

Tensile strength TD(MPa)

 

≥6

 

≥6

 

≥5

 

≥5

 

5

 

Air flux(m³/(m²h) @0.1bar

 

≥800

 

≥800

 

≥800

 

≥800

 

 

6

 

Polarisability(V)*@1500mA/cm²

 

≥0.65

 

≥0.65

 

≥0.65

 

≥0.65

 

Polarisability(V)*@2000mA/cm²

 

≥0.60

 

≥0.60

 

≥0.60

 

≥0.60

 

7

 

Contact angle

 

≥150°

 

≥150°

 

≥150°

 

≥150°

 

 

8

 

Stiffness MD

 

≥5.0

 

≥5.0

 

≥10.0

 

≥10.0

 

Stiffness TD

 

 

≥2.5

 

≥2.5

 

≥5.0

 

≥5.0

 

Apply to fuel cell stack,Fuel cell module,Fuel cell vehicle system integration.

 

 

GDL Selection Table for Electrolytic cell

 

 

items

 

Parameter

 

Model selection for electrolytic cell
GDL-D-24GDB-D-22FGDB-D-22

 

1

 

Thickness(um)@50KPa

 

240±20

 

220±20

 

220±20

 

Thickness(um)@1Mpa

 

210±15

 

180±15

 

180±15

 

2

 

Resistance(mΩ•cm²)@1Mpa

 

≤9

 

≤9

 

≤9

 

3

 

surface density (g/m²)

 

100±5

 

85±5

 

85±5

 

 

4

 

Tensile strength MD(MPa)

 

≥9

 

≥9

 

≥9

 

Tensile strength TD(MPa)

 

≥6

 

≥6

 

≥6

 

5

 

Air flux(m³/(m²h) @0.1bar

 

≥800

 

≥800

 

≥800

 

 

7

 

Contact angle(MPL side)MPL

 

≥140°

 

/

 

/

 

Contact angle(Carbon paper side)

 

≥120°

 

≥120°

 

≤90°

 

 

8

 

Stiffness MD

 

≥11

 

≥11

 

≥11

 

Stiffness TD

 

 

≥6

 

≥6

 

≥6

 

Apply to Proton exchange membrane (PEM) electrolytic water hydrogen production equipment.

 

 

 

GDL Selection Table for Air-cooled hydrogen fuel cell

 

 

items

 

Parameter

 

Model selection for aerospace&power station
GDL-F-20GDL-F-22

 

1

 

Thickness(um)@50KPa

 

200±20

 

220±20

 

Thickness(um)@1Mpa

 

150±15

 

165±15

 

2

 

Resistance(mΩ•cm²)@1Mpa

 

≤8.5

 

≤9

 

3

 

surface density (g/m²)

 

60±5

 

65±5

 

 

4

 

Tensile strength MD(MPa)

 

≥8

 

≥8

 

Tensile strength TD(MPa)

 

≥5

 

≥5

 

5

 

Gas permeability(m³/(m²h)@0.1bar

 

≥900

 

≥900

 

 

7

 

Contact angle(MPL side)(MPL)

 

≥140°

 

≥140°

 

Contact angle(Carbon paper side)

 

≥120°

 

≥120°

 

 

8

 

Stiffness MD

 

≥10

 

≥10

 

Stiffness TD

 

 

≥5

 

≥5

 

 

Apply to :
Hydrogen unmanned aerial vehicles;Hydrogen bicycle;Portable Power.

 

City ClusterGDL Annual OutputGDL Width
ShenzhenOne hundred thousand square meters400mm
TianjinOne million square metersThe maximum width can reach 1.2m,depending on the needs of our customers.

 

 

 

Features

Strong conductivity
Strong water management ability
Excellent air permeability
High mechanical strength
Long durability
Smooth Surface

 

 

 

GDL for fuel cell's Performance measured in mass production batches:0.655 V@2000 mA/cm2

Product Tags: GDL   gas diffusion layer   carbon paper  
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