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Why do acrylic lenses burst when cleaned with alcohol?

Why do acrylic lenses burst when cleaned with alcohol?

Acrylic is cast at high temperature. Its material composition is PMMA, which starts to melt at above 150 degrees. Alcohol is a high-ashing liquid, which can be ashed with air. On acrylic, alcohol is used to decompose in the air, resulting in high temperature. It will swell with heat, and it will shrink after alcohol ashing, so it will burst.
Therefore, if you are dealing with general dust, you can use a chicken blanket or clean water to rinse it, and then wipe it with a soft cloth. If you need to deal with the oil on the surface, you can add water with a soft detergent and scrub it with a soft cloth. In addition, if the product is scratched or the surface wear is not very serious, you can try to use a polishing machine or a car waxing machine to install a cloth wheel, dip an appropriate amount of liquid polishing wax, and evenly polish it to improve

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