MLWF33 High-Negative-Pressure Dust Collector
Features
■ PLC intelligent control
■ High negative pressure, air volume adjustable
■ Secondary filtration: Primary filter + cartridge filter
■ 0.3um 99.97% filtering efficiency
■ Automatic pulse jet cleaning
10+ Years of Industry Experience — Quality You Can Trust
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Product Description
MLWF33 High Negative Pressure Fume Purifier
The high negative pressure fume purifier adopts a powerful negative pressure suction design, which can quickly capture fumes and dust generated during welding, grinding, cutting and other processes. It has strong suction and a wide capture range.
■ Equipped with branded fans and featuring adjustable air volume.
■ It adopts an automatic pulse cleaning system for effortless maintenance.
■ Built-in an intelligent PLC control system for user-friendly operation.
■ Fitted with primary filter and flame-retardant PTFE-coated polyester fiber filter cartridges, achieving a filtration efficiency of 99.97% for 0.3μm particulate matter.
■ A 40mm dust extraction hose connects to the suction nozzle to capture welding fumes directly at the source.
This high negative pressure fume purification unit is ideal for robotic welding, manual welding with environmentally friendly torches, and other similar working conditions. Source capture delivers superior purification performance, safeguarding workers’ health and helping enterprises meet environmental compliance standards.
Product Parameter
Model
MLWF33
Power
1.2kW
Power Supply
220V/50Hz/1Ph
Airflow
330m³/h (adjustable)
Air Pressure
22kPa
Filtration Accuracy
0.3μm
Filter Media
Primary filter + Imported flame-retardant PTFE coated filter element
Cleaning Method
Fully automatic pulse jet cleaning
Filtration Area
11m²
Noise Level
72dBA
Dimensions
570 × 530 × 1700mm
Weight
150kg
Product Details

Fully Automatic Pulse Jet Cleaning System
The pulse reverse-blowing cleaning system directs jets at the filter cartridges from multiple angles, ensuring a more thorough and convenient cleaning process.

Primary Filter
Equipped with a primary filter to effectively capture large particles, thereby extending the service life of the secondary filter cartridge.

0.3-Micron Ultra-Fine Filtration
Utilizes PTFE-coated polyester fiber filter cartridge, offering high filtration efficiency and a smooth surface that facilitates easy reverse-blowing, exhibits strong corrosion resistance, and ensures a long service life.
Pure Copper-Core Branded Motor
Equipped as standard with a domestic-brand pure copper-core motor, delivering ample power and stable operation.

Branded Electrical Components
Industrial-grade electrical components ensure safe equipment operation.
Extends the overall service life of the equipment.
Nose Reduction Design: Sound-absorbing foam
Featuring a fibrous composition, open-pore structure, and fluffy texture, the sound-absorbing cotton effectively:
Absorbs and attenuates noise levels.
Activated Carbon Filter Cotton
Built-in activated carbon filter cotton adsorbs and purifies ordour, offering low airflow resistance.
Effectively removes harmful substances from the air.
Optional Explosion-proof Design
For operating conditions requiring explosion protection, the equipment can be equipped with explosion-proof devices, such as explosion-proof fans, explosion-proof solenoid valves, explosion-proof electrical control boxes, anti-static filter elements, and flameless explosion relief devices.
Not all models are equipped with the features listed above. For specific details, please contact our online customer service team.
Case



Product Catalogue
MLWF33 Product Catalogue.jpg
MLWF33 High-Negative-Pressure Dust Collector
Features
■ PLC intelligent control
■ High negative pressure, air volume adjustable
■ Secondary filtration: Primary filter + cartridge filter
■ 0.3um 99.97% filtering efficiency
■ Automatic pulse jet cleaning
10+ Years of Industry Experience — Quality You Can Trust
Contact Us for Shipping, delivery, and payments information.
Products Category
Tag list
Related Products
■ PLC intelligent control system
■ Intelligent fault alarm system
■ Flame-retardant PTFE coated filter cartridge
■ 0.3um 99.97% filtering efficiency
■ Automatic pulse jet cleaning
10+ Years of Industry Experience — Quality You Can Trust
Features
■ PLC intelligent control
■ Dual-motor, dual independent control
■ Flame-retardant PTFE coated filter cartridge
■ 0.3um 99.97% filtering efficiency
■ Automatic pulse jet cleaning
10+ Years of Industry Experience — Quality You Can Trust