Method for producing natural mineral absorbing filter mask
A natural mineral, adsorption and filtration technology, applied in the field of oral and nasal masks, can solve problems such as the inability to protect human health, and achieve the effect of good dust blocking effect, good strength and ensuring human health.
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[0021] Below in conjunction with embodiment, the present invention is described further, the production method of natural mineral adsorption filter mouth and nose mask:
[0022] Add the natural mineral adsorption filter (2) moistened with water into the mouth and nose mask mold, use a press to press the blank of the natural mineral adsorption filter mouth and nose mask (1), and send it to the drying room for natural drying. After the water content of the blank is less than 15%, the blank is transported to a roasting kiln for roasting. The roasting time is 12 hours, and the roasting temperature is controlled at 300-350°C. After cooling, it is a semi-finished product of the natural mineral adsorption filter mouth and nose mask (1). Drill 4 through holes (7) on the front of the semi-finished mouth and nose mask, the diameter of the through holes (7) is 5 mm, and the packaging is the finished product of the natural mineral adsorption filter nose and nose mask (1);
[0023] The nat...
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