Idantifye materyèl mask earloop la

2021/03/26

Deskripsyon ki anba la a se yon fason pou idantifye materyèl mask zòrèy la

Idantifye materyèl maskearloop la. Moun ki gen richexperience pral konprann materyèl la nanearloop mask la, epesè total widthand nan mask laearloop, etc., as soon as they touch the maskearloop. However, as a novice who has just stepped into the field of entrance shieldearloop, it is obvious that it depends on the accumulation of work experience to achieve that level. The ways to distinguish theearloop of the mask include: touching (the feel of theearloop 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 maskearloop 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 maskearloop.