Answer:
The 3M 8822 is rated P2 / FFP2 NR D under EN 149:2001+A1:2009 and AS/NZS 1716:2012, providing an Assigned Protection Factor (APF) of 10 (Nominal Protection Factor 12) at a lightweight nominal weight of approximately 15 grams per respirator.
The 3M 8822 Cupped Particulate Respirator (3M Stock WX700900359) is engineered for respiratory protection against mechanically and thermally generated particulates, including dusts, mists, and fumes:
- Filtration Classification: Certified FFP2 NR D according to European Standard EN 149:2001 + A1:2009 and Class P2 according to AS/NZS 1716:2012.
- Protection Factor: Assigned Protection Factor (APF) of 10 × WEL (Workplace Exposure Limit) and Nominal Protection Factor (NPF) of 12.
- Filter Media: Advanced Electret Media (AEM) manufactured from polypropylene microfibers, combining high particulate capture efficiency with low inhalation resistance.
- Unit Weight: Approximately 15 g nominal weight per respirator for reduced wearer fatigue over long working intervals.
- Structural Form: Convex cupped outer profile featuring a collapse-resistant inner shell, steel nose clip with polyurethane cushioning foam, and polyisoprene dual headbands secured via stainless steel staples.
