Liyuan Fiber teaches you how to identify textile fibers?

Shandong Liyuan Fiber Co., Ltd.

1. First, ignite the textile fibers to be tested with fire.

2. Judging the type of textile fibers from the flame, smell, and degree of curling.

3. The following is a detailed description of different types of textile fibers detected by combustion method!

Cotton fiber: Cotton fiber is flammable, yellow flame, blue smoke, smell of burning paper, continue to burn away from the fire, keep the original linear shape after burning, the ash is soft and dark gray, and it will disperse when you touch it.

Wool fiber: Wool fiber curls when exposed to fire, smokes, smells of burning hair, and extinguishes when it leaves the fire.

Hemp fiber: Hemp fiber is flammable, yellow or blue flame, smell of burning paper, gray is white or light gray.

Viscose fiber: Viscose fiber burns fast, has the smell of burning paper, and has less ash (similar to cotton fiber and hemp fiber).

Silk fiber: Silk fiber burns slowly, first curls into a mass and then flame appears, with burning hair smell, more ash, black-brown ball shape, stop burning after leaving the fire.

Nylon fiber: Nylon fiber shrinks rapidly when exposed to fire, burns slowly while melting, has no flame, has the smell of celery or lacquer, is white gelatinous after melting, and can be drawn into silk while hot.

Polyester fiber: Polyester fiber curls first and then burns when exposed to fire. The flame is yellowish-white, with fragrant odor, and the ash is black and hard, which can be crushed by hand.

Acrylic fiber: Acrylic fiber burns slowly, shrinks and melts, the flame is flashing, white, very bright, with a fishy smell, and the gray is brittle small black lumps.

Vinylon fiber: Vinylon fiber also shrinks and melts when it burns, with thick black smoke, the flame changes from small to large, and the ash turns into black small pieces, which can be broken when pressed by hand.

Chlorine fiber: Chlorine fiber softens when heated, melts first and then burns, and extinguishes immediately after leaving the fire, and the ash is black lumps.

Polypropylene fiber: Polypropylene fiber shrinks, melts, and burns when it sees fire. It has black smoke and burning wax smell. It can prolong the burning, and there are gelatinous substances dripping.