High performance filtration materials for electric vehicles
Ahlstrom FiltEV® is a comprehensive platform of high-performance filtration materials for battery electric vehicles. The portfolio includes solutions for cabin air, transmission filtration and battery cooling applications.
FiltEV® Portfolio
Ahlstrom FiltEV® offers a complete range of advanced filtration media for cabin air filters, suction and pressure transmission filters and filtration media for cooling air and liquids.
The portfolio is based on proprietary three-layer wetlaid technology offering low pressure drop with high dust-holding capacity and advanced mechanical resistance. In addition, Ahlstrom has developed glass microfiber-based solutions for battery-electric vehicles.
Cabin air filtration: Pure air for passengers
Cabin air quality is a key consideration in modern vehicle design. Our filtration media help create a healthier and more comfortable driving environment by removing particles, microorganisms, and harmful gases.
- Particulate cabin portfolio: protects against coarse, fine, and ultrafine particles, including bacteria and viruses.
- Carbon cabin portfolio: combines the removal of particles and gases for increased protection.
Key benefits:
- reliable filtration efficiency, up to HEPA level
- optimal gas adsorption
- excellent pleatability, delivering the highest converting efficiency.
Download the Enhanced Cabin Air sell sheet
Transmission filtration: Enhanced protection of the drivetrain
Oil cleanliness impacts the performance, reliability, and lifetime of modern transmission systems and new propulsion solutions for electric vehicles. Our suction and pressure transmission filter media meet the Original Equipment Manufacturer (OEM) requirements.
- Premium glass microfiber media with optional protective scrims, making it an ideal choice for high-efficiency filtration solutions.
- Proprietary full synthetic 3-layer media with excellent durability and a wide range of efficiency covering most filtration requirements.
- New proprietary DLS Transmission is a one-step dual-layer wetlaid manufacturing process combining enhanced lifetime and excellent converting performances.
Key benefits:
- highest filtration performance
- extreme durability
- superior dust holding capacity
- state-of-the art laminating capabilities
The portfolio includes optimized processing for easy-to-pleat media.
Download the Transmission filtration sell sheet
Battery cooling fluids filtration: Reliable shielding for the thermal management systems
The effectiveness and lifetime of a battery pack, fuel cell units, and e-motors in electric vehicles depend on maintaining a narrow temperature range, regardless of the operating conditions. Efficient thermal management ensures optimal performance and safety.
We provide a comprehensive range of high-performance filtration media for cooling air and liquids, designed to support smooth and reliable operation of the thermal management unit:
- High-permeability air filtration media that prevents the wear and clogging of the system by particles
- Proprietary full synthetic 3-layer media with a wide efficiency range, suitable for most cooling oil filtration requirements.
Key benefits:
- the highest filtration performance
- extreme durability
- superior dust-holding capacity.
Download the Battery cooling fluids sell sheet
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