High pressure compressed air filters remove contaminants like dust, water, and oil from compressed air in systems operating at pressures typically above 10 bar (150 psi), with some models handling up to 350 bar or more. They are essential for protecting downstream equipment and ensuring air purity in demanding industrial applications. Key ApplicationsHigh-pressure filters are vital in industries and applications where clean, dry, and contaminant-free air is critical for safety, efficiency, and product integrity.
- PET Bottle Production: Used to produce the blower air required for molding plastic bottles.
- Industrial Manufacturing: Powering pneumatic tools, operating machinery, and supporting assembly lines to prevent equipment wear and defects.
- Medical & Pharmaceutical: Essential for maintaining sterile environments in production, packaging, and in some cases, for generating medical breathing air.
- Food & Beverage: Prevents microbial contamination during processes like bottling, packaging, and handling ingredients.
- Aerospace & Electronics: Protecting sensitive components from dust, moisture, and other contaminants during manufacturing.
- On-Site Gas Generation: Used in nitrogen and oxygen generator systems operating at high pressures.
Product Information and SpecificationsLeading manufacturers such as Pneumatech, Atlas Copco, and Parker Hannifin offer a range of high-pressure filters designed for specific contamination removal requirements.
- Housings: Typically constructed from durable materials like high-performance aluminum or stainless steel to withstand high operational pressures and resist corrosion.
- Filtration Grades: Available in various grades to meet different ISO 8573-1 air quality standards, from general particulate removal to fine oil vapor adsorption.
- Particulate Filters (Grades S, D, V): Remove dry/wet dust and solid particles, with efficiencies up to 99.98% at MPPS (Most Penetrating Particle Size).
- Coalescing Filters (Grades G, C, XP, ZP): Eliminate oil aerosols and water droplets, with residual oil content as low as 0.007 mg/m³.
- Activated Carbon Filters (Grade A, V): Used for removing oil vapor, odors, and taste to achieve very low residual oil content (down to 0.003 mg/m³) for critical applications like breathing air.
- Pressure Ratings: Designed to operate under specific high pressures, such as the Pneumatech HP 50 series (up to 50 barg / 725 psi) or the Parker GH Series/Atlas Copco H series (up to 350 barg / 5076 psi).
- Maintenance: Many designs feature easy-to-service, color-coded cartridges and differential pressure indicators to simplify maintenance and ensure optimal performance.
Top Brands and Products
- Pneumatech HP 50 High Pressure Filters: Known for energy efficiency due to optimized design and low pressure drops, with aluminum or stainless steel housing options for pressures up to 50 barg.
- Atlas Copco H Series: Engineered for extreme reliability, capable of handling pressures up to 350 bar while cost-effectively reducing a wide range of contaminants.
- Parker Hannifin GH Series: Offers filters for pressures up to 350 bar with multiple grades (V, ZP, XP, A) for various contamination types, including oil vapor reduction.
- Ingersoll-Rand Compressed Air In-Line Filter FA150IG: Features a rugged all-aluminum body suitable for applications up to 17.2 bar (250 psig) and incorporates a patented dual indicator for differential pressure and operating efficiency