Medical Face Mask Fire Resistance Tester operation precautions
Mask Flame Retardant Tester operation precautions:
1, the test must be carried out in the fume hood.
2, the instrument and gas bottle storage place to strictly prohibit smoke and fire, to eliminate fire, and timely extinguish the test is still in the negative combustion specimens. Carbon dioxide and other fire extinguishing equipment should be set.
3, before starting the machine need to carefully check the gas pipeline, gas leakage is strictly prohibited.
4、Operators should have protective clothing, protective gloves to avoid hand stabbing or scalding.
5, the work room should be equipped with exhaust fans, in order to remove harmful gases immediately after the test, replace the fresh air.
6, the end of the test, must first turn off the gas source, press the "ignition" button, ignite the igniter to be burned out of gas in the tube, and then turn off the power.
7、After the igniter is "started" and stopped for some reason, please press the "igniter return" button, after the igniter returns to the ignition position, then press the "zero" button to reset the working state. After that, operate again.
8. If the gas source is connected, press the "Ignition" button, but the igniter does not ignite, please check whether the igniter port is blocked and clear the attachment.
9. Mask Flame Retardant Tester needs to be equipped with a good grounding wire!
1, the head mold nose tip movement line speed is (60 ± 5) mm / s
2, flame height can be adjusted (factory adjustment at 40 ± 4mm)
3、The diameter of the flame temperature measuring probe is 1.5mm
4、The temperature of the flame at the height of (20±2)mm from the top of the burner is (800±50)℃
5, the distance between the top of the burner and the lowest point of the mouthpiece is (20 ± 2) mm
6、The height adjustment range of the burner is 30mm
7, metal head mold wall thickness 2 ~ 3mm, flame resistance and combustion resistance
8、Continuous combustion time and negative combustion time timer: 0 ~ 99.99 seconds, accuracy: ± 0.01 seconds
9, working power: AC220V, 50Hz, 50W
10、Weight: about 30kg
QINSUN instrument also provides various types of flame retardant performance testing instruments for clothing fabrics, decorative fabrics, tent fabrics, protective clothing, rubber/plastics and their products that have flame retardant requirements, welcome to order.
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