Date:2019/6/12 16:35:18 Number of visits:
According to the characteristics of raw materials, ribbon can be divided into three categories, one is nylon material, one is polyester material, one is cotton material. Follow grandlink to find out more about the properties of ribbon raw materials.
Due to the high handfeel similarity of the three kinds of material webbing, many customers feel headache in identifying the material, so how to distinguish it accurately and simply?
Usually the simplest method is to use fire combustion, from the combustion to determine the raw yarn material. Nylon ribbon is close to the flame that quickly shrink melt into white glue, melt in the flame flame drip and bubble, burning without flame, leaving the flame difficult to continue to burn, send out celery flavor, flame top smoke, cool light brown melt is not easy to grind.
Polyester ribbon near the flame softening, melting and rolling, melting in the flame, slow combustion, yellow flame, flame blue edge, flame top smoke, leave the flame to continue to burn, sometimes stop burning and since out, burning smell slightly aromatic or sweet taste. The residue is characterized by a hard, black orb that is not easily crushed by the fingers.
Cotton close to the flame: no shrinkage no melting; Contact flame: rapid combustion; Away from the flame: to continue burning; Smell: the smell of burning paper; Residue characteristics: small amount of grayish black or grayish white ashes.
