Mask flame retardant tester 12 operation steps detailed analysis

Mask flame retardant tester 12 operation steps detailed analysis

Mask flame retardant tester  4 operating steps:

 

1, plug into the power socket on the back cover of the instrument to turn on the power supply, counterclockwise to the gas cylinder with the random gas pressure reducing valve twisted to open the cylinder valve to turn on the gas source.

 

2, the combustion test chamber front door closed, and the "power" switch placed in the "open" position, the power indicator light.

3, first make the metal head mold nose tip part down, the mask with the metal head mold, press the "head mold start" button, the head mold began to rotate, when the head mold nose tip part is just above the igniter, press the "negative combustion stop" button, let the head mold stop rotating Adjust the height of the igniter head (rotate the igniter head clockwise to lower it and counterclockwise to raise it) so that the distance between the top of the igniter and the tip of the head is 20±2mm;

 

4, press the "igniter return" button to make the burner back to the ignition position.