How to Identify the Composition of Spacer Fabric?

As a 3D Spacer Fabric Supplier, share with you.

A simple method to identify the composition of Spacer Fabric is the combustion method. The practice is to draw a ray of cloth containing warp and weft at the seam of the mesh, ignite it with fire, observe the state of the burning flame, smell the odor emitted after the cloth yarn burns, and watch the residue after burning, so that determine whether the composition of the fabric on the durability label of the mesh is consistent with the authenticity of the fabric component of the mesh.

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1. Cotton fiber and hemp fiber

Both cotton fiber and hemp fiber ignite immediately after the flame, burning quickly, the flame is yellow, and blue smoke is emitted. The difference between the odor and ash after burning is that cotton burns with a paper odor and hemp burns with a plant ash smell; after burning, cotton has very few powder ash, black or gray, and hemp produces a small amount of off-white powder ash.

2. Wool fiber and silk

The hair will smoke when it meets the fire, it will blister when burning, the burning speed is slow, it will emit the scorching odor of burning hair, and the ashes after burning are mostly shiny black spherical particles. Silk is shrunk into a ball when fired, with a slow burning speed, accompanied by snoring sounds and a scorching smell of hair. After burning, it turns into black-brown globular ashes, which are broken by twisting.

3. Nylon and polyester

Polyamide fiber with the scientific name of nylon, which is quickly rolled and melted into a white gel when it is near the flame. It melts in the flame and drips and foams. There is no flame when burning, and it is difficult to continue burning after leaving the flame. Things are not easy to grind. Polyester has a scientific name of polyester fiber, which is easy to ignite. It melts near the flame. When it burns, it emits black smoke while melting. It has a yellow flame and emits an aromatic scent. After burning, the ash is a dark-brown hard mass that can be twisted and broken with your fingers.

4. Acrylic and polypropylene

The scientific name of acrylic fiber is polyacrylonitrile fiber. It is softened and melted near fire. After the fire, it emits black smoke. The flame is white. After the flame, it burns quickly. It emits the bitter smell of burnt meat. . Polypropylene fiber with a scientific name is near-flame, which is melted, flammable, burning slowly and emits black smoke from the fire, the upper end of the flame is yellow, the lower end is blue, and it emits the smell of petroleum. After burning, the ash is hard round light brown particles, easy to twist. broken.

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