The Single-Filter Industrial Respirator is a reusable half-mask particulate and gas protection device featuring a single-port standard thread connection, an elastomer facepiece seal, and an integrated exhalation valve system. Designed for heavy industrial manufacturing environments, this respirator secures a centralized filter interface to maintain a balanced center of gravity while protecting operators against hazardous dust, mists, and industrial gases.
Key Features
Standardized Single-Port Interface: Accommodates interchangeable threaded filters and cartridges for multi-hazard operational flexibility.
Ergonomic Elastomer Face Seal: Contours uniformly to diverse facial geometries to maintain a secure seal during prolonged wear.
Low-Resistance Exhalation Valve: One-way valve diaphragm evacuates hot, humid exhaled air rapidly to reduce internal heat buildup.
4-Point Adjustable Cradle Harness: Distributes headband tension evenly across the crown and neck without slippage under movement.
Downward Air Exhaust Design: Directs exhaled airflow downward to prevent fogging on matching safety glasses and face shields.
Design & Components
Facepiece Body: Injection-molded Thermoplastic Elastomer (TPE) or Liquid Silicone Rubber, chemical-resistant and skin-friendly.
Inhalation Port & Gasket: Impact-resistant ABS housing embedded with a compression-fit internal rubber sealing ring to prevent air bypass.
Exhalation Valve Assembly: Removable protective cover housing a flexible, tear-resistant silicone valve flap.
Head Harness: Woven elastic polyester straps connected to a rigid high-density polyethylene (HDPE) rear support plate with slide-adjust buckles.
Technical Specifications
|
Parameter |
Specification |
Standard / Reference |
|
Product Type |
Reusable Single-Filter Half Mask Respirator |
EN 140:1998 |
|
Facepiece Material |
Liquid Silicone / TPE (Option) |
Dermatologically tested |
|
Filter Connection |
Standard Thread (RD40 / Proprietary) |
EN 148-1 compatible |
|
Total Inward Leakage |
< 2% |
EN 140 Section 7.9 |
|
Inhalation Resistance |
≤ 30 Pa (30 L/min); ≤ 100 Pa (95 L/min) |
EN 140 Section 7.12 |
|
Exhalation Resistance |
≤ 160 Pa (160 L/min) |
EN 140 Section 7.13 |
|
Visual Field |
> 80% total field of view |
Downward unobstructed |
|
Operating Temperature |
-10°C to +55°C |
Thermal stability tested |
|
Facepiece Net Weight |
approx. 120g (excluding filter) |
Lightweight industrial grade |
|
Shelf Life / Service Life |
3 to 5 years (Main body) |
Storage away from UV and oils |
Applications & Limitations
Industrial Applications
- Metal cutting, welding, grinding, and casting finishing operations.
- Chemical blending, solvent handling, and industrial spray coating.
- Woodworking, masonry dust control, and fiberglass manufacturing.
- Agricultural pesticide application and heavy facility maintenance.
Operational Limitations
- Do not use in atmospheres containing less than 19.5% oxygen.
- Do not use in Immediately Dangerous to Life or Health (IDLH) environments.
- Unsuitable for gases or vapors with poor warning properties or unknown concentrations.
Compatible Filters & Accessories
|
Item / Configuration |
Filtration Class |
Primary Target Hazards |
|
Organic Vapor Cartridge |
Class 1 / Class 2 |
Solvents, hydrocarbon vapors, paint thinner fumes |
|
Combination Filter Cartridge |
ABEK1P3 / Gas + Particulate |
Mixed organic gases, inorganic gases, and fine dusts |
|
Particulate Filter Pad |
P2 / P3 (94% / 99.95% efficiency) |
Toxic dusts, silica, welding fumes, liquid mists |
|
Filter Retainer Cover |
Snap-on Plastic Housing |
Secures particulate filter pads over gas cartridges |
|
Replacement Valve Disc |
Molded Silicone |
Periodic maintenance replacement part |
Use & Maintenance
Pre-Use Check: Inspect facepiece body, inhalation/exhalation diaphragms, and head straps for cracks, tears, oil residue, or loss of elasticity before every use.
Seal Check: Perform a negative pressure user seal check by placing palms over the filter inlets, inhaling gently, and holding breath for 10 seconds to verify airtight fit.
Cleaning Procedure: Detach all filter cartridges. Wash facepiece body in warm water (below 40°C) using neutral detergent. Avoid organic solvents or abrasive pads.
Drying & Storage: Rinse with clean water, air-dry in a clean environment away from direct sunlight and heat sources, and store in a sealed bag.
Component Maintenance: Replace exhalation valve flaps annually or immediately if deformed. Discard particulate filters once breathing resistance increases.
Our Certificates
OEM/ODM & Supply Information
Customization Services: Private label pad printing, customized facepiece elastomer color matching (Pantone), custom user manual languages, and tailored retail box design.
Production Capacity: Automated liquid injection molding and assembly lines yielding 50,000+ units per month.
Minimum Order Quantity (MOQ):
- Standard Neutral Packaging: 1,000 units.
- Custom Logo / Color Packaging: 3,000 units.
Packaging & Logistics: 1 unit per sealed polybag, 20 units per inner carton, 100 units per master export carton. Carton size: 58 cm × 42 cm × 36 cm. Gross weight: 14.5 kg.
Lead Time: 15–20 days for standard orders; 25–30 days for OEM customized orders following sample approval.
Trade Terms: FOB, CIF, EXW, CFR; T/T, L/C at sight. Sample kits available for technical evaluation.
FAQ
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