The Industrial Dust-Filtering Respirator is engineered for continuous protection against hazardous airborne particulates, utilizing a dual-bayonet half-mask structure paired with electrostatic electret media to capture fine industrial dusts, grinding powders, and mists.
Key Features
Low Resistance Airflow: Optimized internal exhalation channels reduce breath restriction during sustained physical work.
Contoured Facial Seal: Flexible thermoplastic elastomer edge conforms to varied facial geometries to minimize inward leakage.
Dual-Bayonet Interface: Standardized twist-lock connection secures filter cartridges tightly against accidental detachment.
Durable Body Construction: Resilient elastomeric material resists degradation from industrial oils and environmental exposure.
Downward Venting Valve: Central exhalation flap channels exhaled breath downward to prevent fogging on safety eyewear.
Four-Point Head Cradle: Adjustable woven elastic straps distribute tension evenly across the crown and neck.
Design & Components
Facepiece
Thermoplastic elastomer body offering skin compatibility and mechanical durability.
Filter Elements
Replaceable particulate filter cartridges containing high-efficiency electrostatic meltblown media.
Exhalation Valve
Central silicone flap valve engineered for rapid expulsion of warm air.
Suspension Harness
Polyethylene crown plate connected to high-stretch woven elastic straps.
Port Connectors
Dual bayonet locking receptacles with positive engagement stops.
Technical Specifications
|
Parameter |
Specification |
|
Respirator Type |
Reusable Half-Mask Dust Respirator |
|
Body Material |
Thermoplastic Elastomer (TPE) |
|
Filtration Rating |
P3 High-Efficiency Particulate Grade |
|
Inhalation Resistance |
120 Pa maximum at 30 L/min flow |
|
Exhalation Resistance |
160 Pa maximum at 30 L/min flow |
|
Total Inward Leakage |
Less than 2 percent |
|
Connection Standard |
Dual Bayonet Twist-Lock |
|
Harness Type |
4-Point Adjustable Cradle |
|
Operating Range |
-20°C to +50°C |
|
Shelf Life |
5 years in original packaging |
|
Compliance |
CE EN 140 and EN 143 certified |
Applications & Limitations
Applications
- Metal fabrication, grinding, welding, and foundry operations
- Construction, masonry cutting, and demolition sites
- Mining, tunneling, and bulk mineral processing
- Woodworking, furniture manufacturing, and cellulose handling
- Chemical powder packaging and fertilizer production
- Waste sorting, recycling, and industrial sweeping
Limitations
- Do not deploy in atmospheres containing less than 19.5 percent oxygen.
- Unsuitable for immediately dangerous life or health atmospheres.
- Does not protect against toxic gases or vapors unless fitted with certified combination cartridges.
- Facial hair passing beneath the sealing edge will compromise facial fit and protection integrity.
Compatible Filters & Accessories
- Particulate Filter Disc: High-efficiency P3 R filter for toxic dusts and biological aerosols.
- Combination Cartridge: Dual-protection canisters for organic vapors and particulate hazards.
- Pre-Filter Retainer: Plastic cap securing disposable pre-filters over main filter units.
- Replacement Harness Kit: Spare 4-point elastic strap and buckle assembly.
- Valve Membrane Set: Replacement silicone exhalation flaps.
Use & Maintenance
Pre-Use Inspection
- Examine the elastomer facepiece for cracks, tears, cuts, or permanent distortion.
- Check inhalation and exhalation valves for debris, cracks, or missing membrane flaps.
- Verify that filter cartridges are unexpired, undamaged, and locked securely into both bayonet ports.
Donning & Seal Verification
- Place the respirator over the nose and chin, positioning the head harness over the crown.
- Pull the bottom straps behind the neck and hook them together, then adjust top straps for balanced tension.
- Positive Pressure Check: Cover the exhalation valve with your palm, exhale gently, and verify that air does not escape past the facial seal.
- Negative Pressure Check: Cover the filter inlets with your palms, inhale gently, hold your breath for 10 seconds, and ensure the facepiece collapses inward without air leakage.
Cleaning & Storage
- Detach filter cartridges before cleaning the facepiece.
- Wash the elastomer body in warm water below 40°C using a mild neutral detergent.
- Rinse thoroughly with clean water and air dry in a contamination-free environment away from direct sunlight.
- Store in a sealed container or protective bag in a cool, dry location.
Our Certificate
OEM/ODM & Supply Information
|
Commercial Aspect |
Factory Standard |
|
Customization Services |
Custom logo printing, private label packaging, and color matching available. |
|
Standard Packaging |
1 unit per sealed polybag, 20 units per inner box, 100 units per master carton. |
|
Minimum Order Quantity |
500 units for standard stock; 2,000 units for custom OEM branding. |
|
Production Lead Time |
7 to 15 working days for standard stock runs; 20 to 30 days for custom manufacturing. |
|
Logistics Terms |
FOB, EXW, CIF, and DDP shipping terms supported. |
|
Payment Terms |
Bank wire transfer, letter of credit, and secure escrow settlement. |
FAQ
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