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Gas Mask KL-MF12
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Product serial number
Gsa Mask KL-MF12
The MF 12 mask has large tri-angular eyepieces, which provide a wide visual field. The lenses are manufactured from optical plastic and surface treated specially to have high strength and abrasion resistance. A new-type air guide is pr-provided inside the facepiece to separate incoming and outgoing airflows and so avoids the lens misting over.
When the facepiece of the MF 12 mask is fitted with an MF 11 canister, specifications are as follows:
1. Gas life:Cyanogen chloride: not less than 50 minutes at 30 L/min,1.5mg/L,80-80% RH conditions.
Hydrocyanic acid: not less than 50 minutes at 30 L/min, 3mg/L conditions.
2. Oil mist penetration coefficient: not more than 0.005% at 30L/min.
3. Inhalation resistance: not more than 186 Pa at 30 L/min.
4. Exhalation resistance: not more than 100 Pa at 30L/min
5. Visual field: total not less than 75%, the binocular visual field not less than 30%
6. Storage life: 8 years
Maintenance and use:
1. The MF 12 is available in three sizes (large, medium, small). The mask size is marked on the left lower part of the face black with a number: 3 (large), 2 (medium) or 1 (small). The user can choose a suitable mask according to the user’s eyes after the mask has been worn are at the horizontal centerline of lenses, it is shown that the selected size of the mask is suitable. If the eyes are above the value of 10 mm, the mask is too small. If the eyes are below the value, the mask is too large.
2. Wipe sweat and dirt off the inter and the outside of the facepiece after use of the mask, particularly keep the lenses and the expiratory valve clean. If necessary, the lenses and the expiratory valve may be washed with clear water.
3. The gas masks should be stored in a cool dry place. If the masks are not in use for a longer time, support should be placed in each face blank. The masks are in no contact 4. The closure cap and the plug should usually be attached to the canister to prevent the ingress of moisture.
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