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  • YESN-China shipping Labels manufacturer-compatible label factory (China): XIAMEN YESN-China shipping Labels manufacturer-compatible... http://www.yesnlabels.com

    • Four Hours Portable Oxygen Breathing Apparatus - China

    price: 50.00 Dollar US$

    Four Hours Portable Oxygen Breathing Apparatus

    Products Photos Catalog Portable Oxygen Photos Catalog

    China coal 0001

    4 Hours Portable Oxygen Breathing Apparatus

    Keywords: Portable Respirator, Oxygen Breathing Apparatus, Breathing Apparatus, Self Contained Breathing Apparatus, Respirators

    Introduction of 4 Hours Portable Oxygen Breathing Apparatus

    4 Hours Portable Oxygen Breathing Apparatus meeting MT867-2000 standard that we research and develop fully takes up advantages of similar products at home and abroad and particularly reflects small volume, light weight, reliable performance and comfortable to adorn on product mix design combining the physical truth of our country’s ambulance corps.

    In addition, it is suitable for ambulance members to be use under mine, tunnel and strait conditions.

    Positive pressure oxygen breathing apparatus can operate at any poisonous and anoxic surroundings and danger zone.

    HYZ4 isolated positive pressure oxygen breathing apparatus are mainly suitable for poisonous and harmful gas of coal mine, fir fighting, chemical industry, tunnel, scientific research and high-rise buildings, rescue and relief in anoxic disaster environment and seek for expedition.

    Parameter of 4 Hours Portable Oxygen Breathing Apparatus

    Model HYZ4

    Exhalation resistance ≤600 Pa

    Inhalation resistance 0~600 Pa

    Oxygen supply ration ≥1.4 L/min

    Automatic & manual oxygen supply ration ≥80 L/min

    Automatic opening pressure of supply valve 10~245 pa

    Opening pressure of bleed valve 400~700 pa

    Inhaling concentrations of carbon dioxide ≤1%

    Inhaling oxygen concentration ≥21%

    Alarm volume ≥80 dB(A)

    Alarm time 30~60 s

    Rated service time 4h

    Oxygen bottle rated working pressure 20 MPa

    Oxygen bottle volume 2.4 L

    Oxygen storage ≥480 L

    Calcium hydroxide ≥2.1 kg

    Weight(without calcium hydroxide & oxygen) 12kg


    Company Contact:


    • Phone: 865372350961

    • Address: No.11 Kaiyuan Road, Jining , China

    • Email: Email


    Published date: August 28, 2018

    • Business Description: Shandong China Coal Industrial&Mining Supplies Group Co., Ltd

      (hereinafter referred to as china coal) is a group company .

      which is a

      collection of e commerce, machinery manufacturing, software, research

      and development, modern logistics of large diversified industrial group.

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