MF27 Full-Eyepiece Gas Mask

MF27 model gas mask: 1. Raw material: natural rubber; 2. Comfortab to wear; 3. Hard ageing.

Products Instructions of MF27 Full-Eyepiece Gas Mask

Purpose

MF27 Full-Eyepiece Gas Mask is a kind of monocular vision filtering protective device, which can protect the personal respiratory organs. It can protect the user’s face, eyes and respiratory tract from the gas effective. It always used for the military operations, counter-terrorism and emergency response operations at public places.

2. Composition and Characteristic

   MF27 Full-Eyepiece Gas Mask components are full-eyepiece gas face piece, the cartridge (double), the rubber harness.

   The full-eyepiece gas mask designed of the full-eyepiece type. Its components are faceblank,full-eyepiece lens and five harness which can adjust free.

   The hood sealing frame of the face piece is designed according to the Chinese adults’ head shape, and use the opposite direction fold style,easy airtight. It is wearing comfortable, and applicable to more than 95% of adult citizens to wear. The full-eyepiece lens is made from polycarbonate, and it has an open filed of vision,excellent property of optics and the ability to resist the impact. It used the structure of water-blocking cover to ensure the property of keeping the vision clearly.

   The cartridge loads the excellent active carbon to be the catalyst, so it can be against the different kind of toxic. Its life time is long, resistance is small, and it is also light and changed easily. 

3. Technical Standards

3.1 Leakage coefficient: ≤0.005 %( 30L/min)

3.2 Exhalation resistance: ≤100Pa (30L/min)

3.3 Field of vision: Total ≥75 %

                Binocular≥55 %

                Below≥35°

3.4 Light transmittance: ≥85 %

3.5 Life time: according to the property of the cartridge chose.

         The property of the cartridge

NO.	COLOR	AGAINST OBJECTS	TEST AGENT	LIFE TIME(min)
3	Brown	Organic gases	C6H6	≥45
4	Grey	NH3,H2S	NH3	≥25
7	Yellow	Acid gases	SO2	≥30

4. Use and Maintenance

4.1 Before wearing the mask, the user should check the air tightness of the mask: after taking the cartridge, the mask should be wore from the chin, then the harness need to be adjusted, and the hood sealing frame of the face piece will be stayed close to the user’s face. When the user breathes, the mask is not leakage, which shows the mask wore already. After installing the cartridge, the user can get into the gas area.

4.2 After using the mask, the lens,the expiratory valve,the inhalation valve should be kept clean, if necessary, the mask need to be washed.

4.3 After using the mask in the environment filled with the contagious virus, it should be cleaned by 1% peracetic acid, and the cartridge can’t be washed by water, in case it loses efficacy because of water. Then after disinfecting by the disinfectant, the mask needs to clean by water. Until it is dry, the mask can be used again.

5. Notice

5.1 Before using, read the products instructions series please.

5.2 The gas mask is the product using in the hazardous atmosphere, so the person who hasn’t has the training can not take the parts apart free.

5.3 The mask should be stored in the cool and dry place, and not contacted the organic solvent.

5.4 Storage life: 5 years.