Compressed-air cleaned filter

Gram compressed air cleaned filter systems consist of cyclone filters, compact systems and larger central filter units.

The range includes compressed air cleaned filters with air volumes from 500m³/h to 35000m³/h.

The programme includes W3-tested installations.

Gram plants are designed so that easy installation and operation as well as efficient filtration with low compressed air consumption are the main features.

Do you not know what you need? Please, contact our sales team that is ready to help you.

+45 74 52 30 75

Jet filter QFG

Energy-optimized filter unit for larger filtrations tasks. Used for the filtration of welding smoke, grinding dust, cutting smoke and dusty air containing metal, rock, plastic etc. or from handling various powder mixes.

Polluted air is led into the unit by top connection in raw air chamber. Thus securing downflow and pre-separation that minimize filter media load
Air is filtered through vertical filter cartridges with internal filter core for cleaning effect optimization
Differential pressure controlled filter cartridge cleaning through intetrated compressed-air system incl. automatic after-cleaning for optimized regeneration of filter cartridges
The clean air is led out through unit top connection
Dust is collected in dust container in unit buttom

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Cyclone filter CJF, CJF-V and CJF-HV

Compact compressed-air cleaned filter unit with cyclone effect and with timer control, mainly for the filtration of welding smoke, grinding dust, cutting smoke and dusty air.

Pre-separation by cyclone effect
Efficienct cleaning for the price
Simple mounting, connection and operation
Optimized filter cleaning ensures lower differential pressure
Quicklock-adjustable dust container on wheels
Easy filter replacement with limited dust generation
Reinforced construction for high-vacuum is available

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Cyclone filter ACF, ACF-T and ACF-V

Energy-optimized compressed-air cleaned unit with cyclone effect for LARGER filtration tasks. Used for the filtration of welding smoke, grinding dust and dusty air.

Pre-separation by cyclone effect
Especially efficient cleaning
Intended for larger filtration task
Filters are replaced through front door in unit
Easy mounting, connection and operation
Quicklock-adjustable dust container on wheels
Reinforced construction for high-vacumm is available

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Cyclone filter ACF W3

High-efficient cyclone filter with belonging fan, tested by internationally recognized institute according to weldings smoke class W3. Used for welding and cuttingg smoke.

Well-documented approved cyclone filter
Provides maximum protection of people and the outer environment
Simple mounting, connection and operation
Especially efficient filtration
Equipped with Gram Maxi325-jet pulse system
Specially dustfree filter replacement through front door in unit
Quicklock-adjustable, user-friendlich dust container on wheels

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Filterline FL

Complete and space-saving compressed-air controlled filter unit with Integrated fan, for the filtration of limited dust volumes at e.g. welding, cutting and grinding.

Complete, ”Plug & Play” filter unit with fan
Quick mounting, connecton and operation
Pre-separator is integrated in unit
Optimized cleaning effect of the filter cartridges
Automatic after-cleaning of filter cartridge provides longer life
Dust container suspended in Gram Quicklock-adjustable suspension

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Filterline FL W3

Complete filter unit with fan, tested by an internationally recognized institute according to welding smoke class W3.Used for welding, cutting and grinding.

Complete, space-saving filter unit with fan
Fast mounting, connection and operation
Easy service access by front doors
Differential-pressure controlled filter unit with digital display
Gram Maxi325-jet pulse system
High-performance pre-separator increases filter life
Dustfree filter replacement by included sack with strips
Dust container suspended in Gram Quicklock-adjustable suspension

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Airtower modules PFL

Air distribution modules for application with Filterline type FL 52 and FL 104. Constructed for air cleaning in polluted premises, where recirculation is permitted.

Compact module, easy mounting
Silent: 68-70 dB(A)
Recirculation of cleaned air at low speed
Backdraft damper prevents dust backdraft at filter cleaning
Provides optimal breathing zone at the user

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