Identificar el material del gancho de la mascarilla

La siguiente descripción detallada es la forma de identificar el material del gancho de la máscara.

Identifique el material del gancho de la mascarilla. Las personas con una experiencia rica comprenderán el material del gancho de la máscara, el ancho total y el grosor de la máscara.gancho, etc., as soon as they touch the maskgancho. However, as a novice who has just stepped into the field of entrance shieldgancho, it is obvious that it depends on the accumulation of work experience to achieve that level. The ways to distinguish thegancho of the mask include: touching (the feel of thegancho of the mask), observing its color, burning, etc.

 

Touch method, cotton mask ear straps, polyester mask ear straps made of cotton, feel soft, smooth, bright in color, smooth, and light in material; mask ear straps made of polypropylene cloth (PP) feel astringent and hard. Smooth, poor smoothness; polyester mask ears have a dull tone, but have good washing fastness and a heavier proportion; polyester staple silk (also known as polyester civilian silk, alias polyester) polyester civilian silk maskgancho feel Similar to cotton material, it feels soft.

 

Combustion method: Use fire to ignite it, observe the burning flame, smell the smell after burning, look at the burned waste, and then distinguish the material of the maskgancho.