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Electroheated vacuum drying of flammable and explosive organic chemicals

2007-12-28View Original

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One of the chemical products we produce is a solid product that contains a small amount of water as well as trace amounts of organic substances. These organic substances are flammable and explosive chemical hazards. During pilot tests, we used laboratory-scale electrically heated vacuum dryers for drying, and no problems arose. However, now we need to scale up production, and we also want to use large-scale electrically heated vacuum dryers for this purpose. The question that needs to be addressed is whether there are any safety issues associated with this, and whether it complies with safety regulations Furthermore, at present, the vast majority of research and development departments as well as colleges and universities use electric heating to dry such items; due to various constraints, it is difficult to employ other methods such as steam. This issue is very common – are there any safety concerns? Is it clearly specified in the regulations?
Reply #22007-12-31
You’re referring to electric heating radiation drying, right? Actually, steam or hot water can also be used, but indirect heating through a jacket is required. In that case, the key issue isn’t the heat source but rather the risk of fire and explosion. To ensure absolute safety, it’s sufficient to use nitrogen circulation as the medium and recycle the solvent. If you have any questions, feel free to message me at 47427783; don’t leave messages for me

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