Time:2022-11-17 Preview:
a) No ignition source, open flame and spark generating equipment and appliances are allowed;
b) Do not strike or rub to produce sparks;
c) Heating equipment that will not ignite powder or powder gas mixture shall be selected;
d) Fire extinguishers shall be provided according to GB 50140, but fire extinguishers that are easy to fly or pollute powder coatings shall not be used.
Reliable alarm device and automatic fire extinguishing system shall be installed in the automatic powder spraying room. In case of fire, the gas supply system and power supply can be cut off automatically. There are also clear requirements for the lighting to be sprayed during powder spraying. The dust-proof cold light source lamps shall be used for lighting in the powder spraying area, and the illumination shall meet the requirements. When transparent materials are used as partition lighting, the following requirements shall be met:
a) Use fixed lamp as light source;
b) The lamp shall be separated from the powder spraying area by a partition, and its installation and sealing shall ensure that dust will not enter the lamp;
c) The partition shall be made of non fragile, non combustible or flame retardant materials;
d) The sediment thickness on the diaphragm shall not affect the specified illuminance;
e) The surface temperature of the diaphragm shall not exceed 93 ° C.
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