Briefly describe the precautions in the process of melting and sealing ampoules

The following points should be paid attention to during the use of the ampoule bottle drawing and sealing machine: 1.
The gas bottle and the gas generating chamber must be more than 5m away from the working position
.

2.
When igniting, the gas auxiliary valve must be closed first, and the gas valve should be opened slowly while igniting
.

Adjust the flame properly until it is
lit.

3.
The gas pipe and the needle regulating valve on the mixing tee must be well connected, and there must be no leakage to avoid accidents
.

How to use the ampoule bottle drawing and sealing machine: 1.
Connect the gas pipeline
.

2.
Plug in the power cord
.

3.
Turn on the power switch
.

4.
Slowly open the gas needle valve until the lamp cap is
lit.

5.
Slowly open the gas-supporting needle valve until the two lamp heads emit a slender blue flame (the longer the flame, the better).
6.
Press the ampoule bottle and place it on the tray.
Don't put it into the flame immediately.
First look at whether the flame is in the center of the tray and whether it is at the height you need to seal.
7.
Put the filled ampoules in the center of the tray and the flame
.

Turn the bottle slowly and evenly with the left hand, and when it burns to a reddish color, use the right hand to pull off the upper section with tweezers
.