CBRN Personal Protection System

As an important part of CBRN personal protective equipment, military and police anti-toxic masks, chemical protective suits, gloves and boots play a crucial role in ensuring personnel safety and enhancing combat and duty efficiency. They not only effectively protect against harmful chemicals, biological and radioactive substances, but also provide a solid safety guarantee for military and police personnel performing their duties.
Firstly, gas masks are mainly used to protect against toxic and harmful gases and particles. They are widely employed in chemical leaks, gas attacks, and battlefield environments. They can seal the wearer's respiratory system, ensuring the purity of the inhaled air and safeguarding the lives and mobility of personnel in complex environments.
Secondly, as a full-body protective equipment, the chemical protection suit has excellent barrier properties, which can prevent chemical and biological agents from penetrating the human skin. It is commonly used in handling chemical accidents, radiation environment operations, and military counter-terrorism tasks, helping personnel achieve "zero-contact" protection and minimizing health risks to the greatest extent.
Gloves are indispensable in personal protection. Specialized chemical protective gloves are not only resistant to corrosion and puncture, but also ensure the flexibility and sensitivity of operations. Whether during the disassembly of hazardous materials or during on-site investigations, they provide strong protection for the hands.
As a bottom protection equipment, boots possess features such as anti-slip, anti-puncture and chemical resistance, ensuring the foot safety of personnel in complex terrains and dangerous environments. They not only guarantee comfort but also enhance mobility, facilitating the execution of various complex tasks.
The overall solution integrates four major pieces of equipment: anti-toxic masks, chemical protective suits, gloves, and boots, forming a systematic and comprehensive individual protection system. It not only enhances the protection efficiency but also takes into account comfort and applicability, enabling military and police personnel to be more confident and composed when dealing with various crises. Through scientific allocation and professional training, the overall solution effectively enhances the comprehensive defense capabilities of personnel, contributing to the maintenance of national security and social stability.
In conclusion, the continuous innovation and improvement of individual protective equipment for military and police personnel have provided a strong impetus for modern protection work, promoting the continuous enhancement of security levels and contributing solid strength to safeguarding peace and tranquility.

Protective suit：

1) The "gas-gas" anti-gas time of the inner material against the simulator propyl sulfide shall not be less than 100min;

2) The "liquid-gas" protection time of the inner and outer composite materials against mustard gas is not less than 24h;

3) The "liquid-liquid" pressure and permeability resistance of the inner and outer composite materials to mustard gas is not less than 1.47×105Pa;

4) The air permeability of the inner material is not less than 700mm/s;

5) The elution rate of spherical carbon in adsorbed layer material is not more than 1.1%;

6) The breaking strength of the inner material: radial not less than 300N, latitudinal not less than 200N;

7) Rigidity of inner material: the average bending length of radial and latitudinal is not more than 7cm;

8) The washing fastness grade of the inner material: not less than 4;

9) Flame retardant performance: the continuous burning time is not more than 4s, the smoldering time is not more than 6s, the damage length is not more than 150mm.

Gas Mask

The MF204 gas mask is designed to protect personnel's head, face and respiratory tract from harm caused by radioactive dust, chemical agents and biological warfare agents, ensuring the safety of emergency rescue operations. It can be used in combination with breathable anti-toxic suits, anti-toxic gloves, anti-toxic boot covers, etc., to achieve a complete personal nuclear, chemical and biological protection state.

a) Protection time
The protection time against mustard gas shall not be less than 360 minutes.
The protection time against cyanide chloride shall not be less than 30 minutes.
The protection time against cyclohexane, ammonia, cyanide chloride, formaldehyde, hydrogen cyanide, hydrogen sulfide, nitrogen dioxide, phosgene, phosphine and sulfur dioxide shall not be less than 30 minutes.
The filtration efficiency for toxic and harmful aerosols and nuclear radioactive dust shall not be less than 99.975%.
b) Intake resistance
Not exceeding 160Pa under a constant airflow of 30L/min;
Not exceeding 430Pa under a constant airflow of 85L/min.
c) Expiratory resistance
Not exceeding 150Pa under a constant airflow of 85L/min.
d) Field of vision
The total field of view shall not be lower than 80%.
The binocular field of vision should be no less than 55%.
The lower field of view should be no less than 35°.
e) Overall protective performance
The protection factor shall not be less than 1×104.
f) The exhalation valve of the mask
When the pressure of the exhalation valve is reduced to -1180 Pa, the pressure value drop within 1 minute should not exceed 350Pa.
g) Dead cavity
No more than 1%.
h) The mask has a strong combination with the filter element
Not less than 250N.
i) Headband strength
Not less than 150N.
j) Insulation performance
Under environmental conditions ranging from -25 to 35℃, the lenses do not fog up or the fogging does not affect the person's observation ability when worn.
k) Call performance
It has the function of voice communication and an interface for electro-acoustic communication devices.
l) Matching
It can be used in conjunction with emergency rescue helmets and non-airtight protective suits.
m) Safety
The materials of each component are non-toxic and harmless. Materials in contact with the skin have no irritating effect on the skin.
n) Size setting: Single number.
o) Color: Black.
p) Storage life: not less than 10 years.

Butyl rubber gloves：

1) Anti-toxicity: ≥360min (anti-mustard gas)

2) Bonding strength: ≥0.35KN/m (film and cotton lining)

3) Tearing force: ≥100N/2.5cm

2. Application Scenario:

Protective gloves protect users against chemical warfare agents, nuclear fallout and biological warfare agents in the chemical and biological battlefield.

Butyl rubber Boots：
 

1) Material: butyl rubber

2) Anti-slip and shock protection, anti-perforation sole.

3) Height Height at least 30 cm.

4) Full protection of NRBC (-GB, GD and VX; -α and β fallout;

Pathogenic bioaerosol) for 6 hours.

5) Electrostatic protection.

6) decontamination: Different detergents can be used for decontamination and cleaning.

7) Use temperature -10°C to +65°C

8) Storage period: 10 years

9) Weight: less than or equal to 2.5kg

10) Color: All black, no reflective strip.

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