PFSA Proton Exchange Membrane N-3015 15μm ATOMFAIR®

N-3015 Perfluorosulfonic Acid Proton Exchange Membrane for Hydrogen Fuel Cell

Product Type: Hydrogen Fuel Cell Proton Exchange Membrane

commercial grade product

Product Overview

N-3015 has a thickness of 15 μm and a basis weight of 29.5 g/m². The ePTFE microporous reinforcing layer provides excellent mechanical durability and ion transport performance.

The membrane is designed for hydrogen fuel cell applications that require a reinforced proton exchange membrane with controlled thickness, basis weight and electrochemical performance. The standard product size is 1 m x 1 m, equal to 1 m²; other dimensions should be confirmed separately before quotation.

Performance Features

Optimized-Thinness: Offers 15 μm thickness and 29.5 g/m² weight for improved durability over ultra-thin grades.
High-Elongation Toughness: Achieves ≥180% elongation at break to resist cracking during handling and assembly.
Peak-Conductivity: Delivers ≥0.110 S/cm, the highest among the series, for superior proton transport.
Low-Permeability Barrier: Maintains oxygen crossover <4.50×10⁻⁸ and hydrogen crossover current <2.0 mA/cm².
Standard-Square Footprint: Supplied as 1 m × 1 m (1 m²); other dimensions available upon email request.

Technical Specifications

Parameter	Specification / Available Values
Atomfair Model	AF-PEM-FC15
Standard Sheet Size	1 m x 1 m (1 m²)
Thickness	15 microns
Basis Weight	29.5 g/m²
Tensile Strength	≥40 MPa MD and ≥40 MPa TD
Elastic Modulus	≥350 MPa MD and ≥350 MPa TD
Elongation at Break	≥180% MD and ≥180% TD
Specific Gravity	1.97
Conductivity	≥0.110 S/cm
Hydrogen Crossover	<4.50 x 10⁻⁸ cm³·cm/(cm²·s·0.1MPa)
Hydrogen Crossover Current	<2.0 mA/cm²
Water Content	10.0 +/- 3.0%
Water Uptake	50.0 +/- 5.0%

Specification Confirmation: Standard packaging ensures membrane protection during transit.

Quotation Support: For custom sizes, please include dimensions in your email inquiry.

LABORATORY PROCUREMENT SUPPORT

For model selection, application fit or configuration confirmation, contact our technical sales team.

E-MAIL: inquiry@atomfair.com

Manufacturer: Atomfair LLC

Brand: ATOMFAIR®

This reinforced perfluorosulfonic acid membrane must be handled and assembled within its stated mechanical and hydration limits to preserve its gas-barrier and ion transport performance. Cracking, hydration deviation, or damage to the ePTFE reinforcement can compromise fuel-cell operation.

Mechanical strain limit during handling and assembly: Avoid applying strains beyond the membrane's stated elongation capability during handling or assembly to prevent cracking.
Reinforcement layer integrity requirement: Keep the ePTFE microporous reinforcing layer intact so the membrane retains its mechanical durability and ion transport performance.
Gas crossover acceptance limit: Maintain the membrane's barrier properties so oxygen and hydrogen crossover remain below the stated limits.
Hydration acceptance window: Maintain the membrane's water content and water uptake within the specified ranges to avoid altering its ion transport characteristics.

FAQ

How does the 15 μm thickness of the N-3015 membrane balance durability and proton conductivity?

The N-3015 membrane uses a 15 μm thickness with an ePTFE microporous reinforcing layer, providing improved durability over ultra-thin grades while maintaining a basis weight of 29.5 g/m². It achieves a conductivity of ≥0.110 S/cm, the highest in the series, and an elongation at break of ≥180% in both MD and TD, ensuring resistance to cracking during handling and assembly.

What are the hydrogen crossover limits for the N-3015 membrane and why are they critical for fuel cell efficiency?

The N-3015 membrane maintains oxygen crossover <4.50×10⁻⁸ cm³·cm/(cm²·s·0.1MPa) and hydrogen crossover current <2.0 mA/cm². These low permeability values are essential for minimizing fuel crossover, which directly impacts the voltage efficiency and long-term performance of hydrogen fuel cell stacks.

What mechanical properties of the N-3015 membrane should be considered during assembly to avoid damage?

The membrane has a tensile strength of ≥40 MPa in both MD and TD, elastic modulus ≥350 MPa, and elongation at break ≥180%. These properties indicate high flexibility and strength, but the thin 15 μm thickness requires careful handling to avoid tearing or creasing. Standard packaging is provided for protection during transit, and custom sizes require separate quotation to ensure proper handling.

Assessment

The N-3015 is a 15 μm reinforced perfluorosulfonic acid proton exchange membrane with ePTFE backing, offering high conductivity (≥0.110 S/cm) and mechanical toughness (≥180% elongation at break) for hydrogen fuel cell applications, but supplied only in 1 m² sheets with moisture-dependent properties.

Positive

Reinforced thin-film durability: The 15 μm ePTFE-reinforced membrane provides ≥180% elongation at break, reducing cracking risk during handling and assembly while maintaining low thickness for reduced ohmic losses.
High proton conductivity: With ≥0.110 S/cm conductivity, this membrane offers superior proton transport, among the highest in the series, enabling efficient fuel cell operation.

Trade-offs

Standard sheet size only: The membrane is supplied as 1 m × 1 m (1 m²); custom dimensions require separate quotation and confirmation, which may delay procurement for non-standard applications.
Moisture-dependent properties: Water content (10.0±3.0%) and water uptake (50.0±5.0%) are specified, indicating that performance and dimensional stability are sensitive to humidity, requiring controlled storage and hydration management.

Quality Standards & Performance Verification

Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.

To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.

Shipping & Returns

Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).