Description
Product Name & Description
Freudenberg Gas Diffusion Layers (GDL) are flexible and easy to use carbon paper Gas Diffusion Layers (GDL) with a Microporous Layer (MPL) as well as a hydrophobic treatment.
Freudenberg’s innovative GDLs have been designed with these key factors in mind:
? Electrical conductivity
? Gas permeability
? Water management
? Flexibility and mechanical strength
? Economical manufacturing process
?
Technical Data (Typical Properties)
|
Basic Film Properties |
Unit of Measure |
H23C9 |
H24C5 |
H23 |
H24CX483 |
| HYDROPHOBIC TREATMENT |
? |
? |
|||
| MICROPOROUS LAYER |
? |
? |
? |
||
| Thickness @0.025MPa(Internal*) |
??m |
250 |
270 |
210 |
250 |
| Thickness @1MPa(Internal*) |
??m |
210 |
215 |
170 |
210 |
| Area Weight (DIN EN ISO 29073-1) |
g/m2 |
135 |
130 |
95 |
135 |
| Compression Set @ 1MPa(Internal*) |
??m |
8 |
15 |
2 |
11 |
| TP Electrical? Resistance @?1MPa(Internal*) |
m????cm2 |
8 |
9 |
4.5 |
8 |
| IP Electrical Resistance(Internal*) |
?? |
0.7 |
0.7 |
0.8 |
0.7 |
| TP Air Permeability** (DIN EN ISO 9237) |
l / m2??s |
– |
– |
400 |
– |
| TP Air Permeability acc. to Gurley (ISO 5636-5) |
s |
30 |
40 |
– |
2 |
| IP Air Permeability @1 MPa(Internal*) |
??m2 |
2.0 |
2.5 |
4.2 |
1.5 |
| Tensile Strength (DIN EN ISO 29073-3) |
N/50mm |
70 |
70 |
25 |
70 |
| Dry Diffusion Length (Internal*) |
??m |
800 |
1000 |
– |
700 |
?
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