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Tangshan Chemical Co.,Ltd. Company Profile

Company tel:0315-2964645

Company fax:0315-2962877

Tel:18632558720

Email:42231477@qq.com

Website:www.trmask.cn

Address:No. 2 Tangbai Road, Lunan District, Tangshan City, Hebei Province, China


TF series A-IV non-powered air-purifying half mask

TF series A-IV non-powered air-purifying half mask

  • Category:Gas masks
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  • Release time:2024-03-20 12:31:47
  • Product description

TF series A-IV non-powered air-purifying half mask


      The main body of the mask is molded by injecting an odorless, light-weight TPR with good elasticity, and the mask body is designed based on the Chinese facial profile; double filter cartridges are filled with high-quality coconut shell activated carbon to ensure protective effect and low respiratory resistance, and bayonet assembly structure facilitates installation and disassembly; the headbands can be adjusted according to the needs of the wearer, making it safer and more comfortable to wear; The exhaust valve is made of silicone rubber; The filter element can be selected according to the needs of the working environment. The product can be used in conjunction with filters to prevent inhalation of various toxic gases. It can also be used in conjunction with an aerosol filter cartridge to prevent dust and smoke from entering respiratory tract, with filter efficiency over 99.995%.

Technical requirements

Protective time: The protective time of TF series A-IV non-powered air-purifying half mask depends on the performance of the selected filter.

Expiratory resistance ≤ 50 Pa (30 L/min)

Inhalation resistance ≤ 20 Pa (30 L/min)

Binocular field of vision ≥ 65%, lower field of vision ≥ 35°

Inward leakage of mask ≤2%


      Leak tightness of exhalation valve: the time for the exhalation valve of half mask to recover to normal pressure should not be less than 20 s, when tested with 1180 Pa negative pressure



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Company tel:0315-2964645

Company fax:0315-2962877

Tel:18632558720

Email:42231477@qq.com

Website:www.trmask.cn

Address:No. 2 Tangbai Road, Lunan District, Tangshan City, Hebei Province, China