Industrial Dust Collector / Filter – Component for Air Exhaust Systems

Product Specifications

Technical details and manufacturing context for Dust Collector / Filter

Definition

The dust collector/filter is a critical component within air exhaust systems designed to remove airborne dust, particles, and contaminants from industrial processes. It functions as the primary air purification element, protecting downstream equipment, ensuring regulatory compliance, and maintaining air quality in manufacturing environments. The unit typically consists of a steel housing, filter media (fabric or cartridge), and a hopper assembly for dust collection. It is selected based on required exhaust volume, filtration efficiency, and operating conditions. Key parameters include air flow capacity (1000–50000 m³/h), filtration efficiency (99.5–99.9% per ISO 16890), filtration area (10–500 m²), operating temperature (-20–80 °C), operating pressure (1.0–1.6 MPa), pressure drop (500–1500 Pa), power consumption (1.5–75 kW), voltage (220–480 V AC per IEC 60038), frequency (50–60 Hz per IEC 60038), noise level (70–85 dB(A) at 1 m per ISO 3744), ingress protection (IP54–IP65 per IEC 60529), filter media material (PTFE, P84, Nomex), weight (200–5000 kg), and dimensions (1000×1000×2000 to 5000×3000×6000 mm). These values are reference ranges; actual specifications must be confirmed with the legal manufacturer or supplier for the specific model and application. The dust collector operates by drawing contaminated air into the unit, where particulate matter is separated via filtration mechanisms such as fabric filters, cartridge filters, or electrostatic precipitation. Clean air is exhausted, and collected dust is stored in hoppers for disposal or recycling. Proper selection requires evaluating the process dust characteristics, air volume, temperature, and pressure requirements. Maintenance signals include increased pressure drop, reduced airflow, or visible dust emissions. Failure boundaries include filter media rupture, hopper overfill, or fan malfunction. Always verify model-specific values and standards with the manufacturer or supplier before procurement.

Working Principle

Contaminated air enters the collector where particulate matter is separated from the air stream through filtration mechanisms (such as fabric filters, cartridge filters, or electrostatic precipitation). Clean air is then exhausted while collected dust is stored in hoppers for disposal or recycling. The filtration process relies on the filter media's ability to capture particles while allowing air to pass. Over time, the filter media becomes loaded, increasing pressure drop, which signals the need for cleaning or replacement. The hopper collects the separated dust, which must be emptied periodically to maintain performance. The system's efficiency depends on proper sizing, media selection, and operating conditions.

Common Materials

Filter media (fabric/cartridge), Steel housing, Hopper assembly

Technical Parameters

Parameter	Typical range	Notes & selection driver
Air Flow Capacity	1000–50000 m³/h	Select based on required exhaust volume
Filtration Efficiency	99.5–99.9 %	For fine particulate removalISO 16890
Filtration Area	10–500 m²	Determines dust holding capacity
Operating Temperature	-20–80 °C	Higher temperatures require special media
Pressure Drop	500–1500 Pa	Higher drop indicates filter loading
Power Consumption	1.5–75 kW	Depends on fan and cleaning system
Voltage	220–480 V AC	Three-phase for industrial useIEC 60038
Frequency	50–60 Hz	Match to local gridIEC 60038
Noise Level	70–85 dB(A)	At 1 m distanceISO 3744
Ingress Protection	IP54–IP65	For outdoor or dusty environmentsIEC 60529
Filter Media Material	PTFE, P84, Nomex	Select based on temperature and chemical resistance
Weight	200–5000 kg	Affects installation and foundation
Dimensions (L×W×H)	1000×1000×2000 – 5000×3000×6000 mm	Custom sizes available

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Filter Element Part
Primary filtration medium that captures dust particles

Material: Filter fabric/cartridge material
Housing/Casing Part
Structural enclosure containing the filtration system

Material: Steel
Dust Hopper
Collection chamber for accumulated particulate matter

Material: Steel
Cleaning Mechanism
System for removing collected dust from filter elements

Material: Various (pneumatic, mechanical, or electrical components)
Electrostatic Precipitation Section Optional
Charges and collects particles electrically instead of straining them through media.

Application & selection

Application Fit & Sizing Matrix

Operational Limits

pressure:	Up to 1.5 bar differential
flow rate:	100-50,000 m³/h
temperature:	-20°C to 120°C
slurry concentration:	Up to 200 g/m³ dust loading

Media Compatibility

✓ Wood dust and shavings ✓ Metal grinding particles ✓ Plastic powder and pellets

Unsuitable: High-moisture or sticky particulate environments (e.g., wet cement dust)

Sizing Data Required

Required air volume (m³/h)
Particle size distribution (microns)
Dust type and density (kg/m³)

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause

Filter Media Clogging

Cause: Accumulation of fine particulate matter beyond the filter's dust-holding capacity, often due to insufficient cleaning cycles, high moisture content in the air stream, or improper filter selection for the particle size distribution.

Structural Fatigue in Ductwork or Housing

Cause: Cyclic pressure differentials and vibration from fan operation or material flow, exacerbated by corrosion from acidic/alkaline dusts or inadequate support, leading to cracks or seam failures.

Maintenance Indicators

Sustained high differential pressure (ΔP) reading across the filter, indicating reduced airflow and potential imminent blockage.
Unusual audible vibrations or rattling from the collector housing, suggesting internal component detachment, fan imbalance, or structural compromise.

Engineering Tips

Implement a condition-based cleaning cycle using real-time ΔP monitoring instead of fixed time intervals, optimizing pulse-jet cleaning to prevent premature filter wear and energy waste.
Install corrosion-resistant linings (e.g., polyurethane or ceramic) in high-wear areas like inlet ducts and hoppers, and conduct regular thermographic inspections to detect early-stage fatigue or material buildup.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards

ISO 16890:2016 - Air filters for general ventilation ANSI/ASHRAE 52.2-2017 - Method of Testing General Ventilation Air-Cleaning Devices for Removal Efficiency by Particle Size DIN EN 779:2012 - Particulate air filters for general ventilation

Quoted from the published standard.

Manufacturing Precision

Filter Media Thickness: +/-0.05mm
Filter Frame Squareness: +/-0.5mm per meter

Quality Inspection

Pressure Drop Test (to verify airflow resistance)
Particle Filtration Efficiency Test (to validate filter performance)

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

Compare the published product scope and source details, then include your specifications and quantity in an enquiry.

Manufacturers of Dust Collector / Filter

5 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Guangdong Keskay Environmental Technology Co., Ltd

Guangdong, CN

Also makes: Filter Bag Cage