Silica Gel Desiccant suppliers china's product usage tips
Release time:
2023-03-09
Silica Gel Desiccant suppliers china will introduce to you: silica gel can not only be made into various silica gel products, but also the silica gel desiccant made of silica gel is much stronger than ordinary desiccants in terms of moisture absorption and safety. An obvious advantage of the silica gel desiccant is that the original hygroscopic performance can be restored after the silica gel desiccant fails. Therefore, the silica gel desiccant is not disposable, but the silica gel desiccant can be reused. So how to quickly restore the original moisture absorption performance when the silica gel desiccant fails?
There are two main methods to restore the original moisture absorption performance after the silica gel desiccant fails:

1. Exposure to the sun (but the moisture cannot be completely exposed).
2. The silica gel desiccant (moisture-proof beads) can be reused after being baked at high temperature. It can be baked at 80-120 degrees Celsius to bake out the absorbed water and achieve the purpose of repeated use. However, it should be noted that the inner layer of the desiccant packaging bag is heat-sealing glue, which can withstand a temperature of 80-120 degrees, so the packaging bag needs to be torn off before baking.
It is advisable to control the heating temperature at 120--180°C, and it is advisable to control the heating temperature at 100--120°C for blue gel indicators, color-changing silica gel, and DL blue silica gel. The maximum temperature of various industrial silica gel regeneration should not exceed the following limits:
Coarse-porous silica gel shall not be higher than 600°C;
Fine-pore silica gel shall not be higher than 200°C;
The blue glue indicator (or color-changing silica gel) shall not be higher than 120°C;
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