Particulate filter unit GeoFilter GFX2

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Overview
The GeoFilter GFX2 is an ATEX‑compliant filter unit designed for handling explosive dust in industrial environments. Constructed in galvanised steel and certified for Zones 21 and 22, it is suitable for combustible dusts such as aluminium, magnesium, flour and similar materials. Filtration efficiency reaches up to 99.9% at 0.3 µm. The unit incorporates automatic pneumatic diaphragm valves for pulse self‑cleaning.

Compliance and certification

• ATEX certification for Zones 21 and 22
• Designed to meet industry safety requirements for combustible dust handling
• Options for explosion venting and ATEX‑compliant accessories

Key features

• Filtration efficiency: up to 99.9% at 0.3 µm
• Galvanised steel construction for industrial environments
• Automatic pneumatic diaphragm valves for reliable pulse cleaning
• Modular cartridge/filter design for easy replacement
• Available monitoring and control interfaces for integration

Typical applications

• Handling and extraction of metallic dusts (aluminium, magnesium)
• Food processing dusts (flour, starch) where combustible atmospheres may occur
• Grinding, cutting and milling operations producing combustible powders
• Chemical and material processing with explosive dust risk

Technical specifications

• Model: GeoFilter GFX2
• Material: galvanised steel
• ATEX rating: Zones 21 and 22
• Filtration: up to 99.9% @ 0.3 µm
• Cleaning: automatic pneumatic diaphragm valves (pulse cleaning)
• Options: explosion venting, spark detection, control panel and monitoring

Maintenance & services

• Accessible cartridge design for fast replacement and inspection
• Recommended maintenance intervals depend on dust type and process conditions
• Spare parts and service agreements available to support uptime