ã€China Aluminum Network】 The following preparations are required before electrostatic powder spraying:
1. Add the specified grade of powder coating to the powder bucket according to the requirements (after screening the sieve)
1.1 Before working, check and clear each powder supply line and spray gun. When checking the spray gun, be sure to pay attention to whether the spray gun power is in good contact with the nozzle and whether the ground wire is good.
1.2 After the power switch is turned on, the high-pressure electrostatic generator is turned on and the compressed air is turned on after the dust blowing fan is turned on.
1.3 Check if all parts of the instrument work properly. After adjusting the voltage to the process parameters (70-80KV), open the spray gun for powder spraying. During the work process, adjust the powder output of the spray gun according to the workpiece to ensure the deep quality.
2. Color change process
2.1 Thoroughly clean the powder supply tube and powder supply bucket
2.2 Purge the powder tube and gun with compressed air
2.3 Put the powder coating to be used in a powder bucket and complete all preparations.
2.4 After the work is completed, turn off the high voltage electrostatic generator and power supply, hang the spray gun, and then turn off the blower.
2.5 Thoroughly clean up the hygiene of the powder room and prepare for the future work.
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