Many times we choose pure cotton products, because cotton clothes do not irritate the skin and are comfortable to wear, especially those who have children at home. Children’s skin is delicate and easily irritated, so we must choose pure cotton fabrics. So, is cotton children’s clothing less elastic? ?What specific safety hazards exist in children’s clothing fabrics? Let’s talk about relevant children’s clothing safety knowledge.
Pure cotton, that is, 100% cotton, 100% cotton clothes are inelastic. There are many kinds of pure cotton, but the content is not 100%. For example, our common Lycra cotton content is 95 or 97% cotton plus 5 or 3% Lycra. Cotton polyester: that is, cotton + polyester. Yes, usually 80%+20%.
There are two reasons why cotton clothing is elastic
The first is cotton The fabric of the clothing is knitted. Knitting is a weaving method of fabric, and the fabric produced has a certain elasticity. Many of our summer T-shirts and cultural shirts are knitwear.
The second reason is that elastic fibers are added to cotton fibers, the most common of which is spandex. Spandex is less hygroscopic and breathable than cotton, and its content in fabrics is generally not high. Increased elasticity of clothing can make people more comfortable when exercising, so now there are many clothes with spandex added to cotton.
So how to tell whether it is pure cotton?
First of all, rely on the feel, pure cotton To check the elasticity of the fabric, you can pull it to see the rebound of the fabric. Generally, the pulling range is small and the recovery is slow, which is a characteristic of pure cotton.
Secondly, pure cotton fabric does not feel very smooth, and even gives people a bit jerky feeling. Pure cotton wrinkles recover slowly, and when judging generally You can refer to it.
Third, pure cotton fabric will not shrink when exposed to fire. It usually burns slowly like paper. When testing, you can take a piece of cotton thread and light it to see how it burns. Effect.
Fourth, observe the burned ashes. The color of the flame produced during burning is yellow. At the same time, the burning smell is similar to that of burning paper, and there is no peculiar smell. Generally, pure cotton materials will turn into powdery ash after burning.
Fifth, lay the fabric flat, fold it in half along a line, and then lightly scratch the crease with your fingernail. The more obvious the crease, the more obvious it is. The more cotton there is.
Sixth, take a piece of fabric and look for it in the sun. Generally, pure cotton fabric has no reflective effect, so if you hold it against the light, it will not shine. , indicating that it is a very good pure cotton material.
