Combustion characteristics of socks raw material
Cotton material: It burns immediately after contacting the fire, and continues to burn after leaving the flame, with the smell of burning paper, a small amount of off-white.
Wool material: It burns slowly after being ignited, and sometimes extinguishes by itself after leaving the fire. It has a foul smell and is pale powder.
Nylon/cotton material: It melts and shrinks in contact with the flame, and burns very slowly. It extinguishes by itself after leaving the fire. It has a special smell, loose and crisp black ashes.
Polyester material: It melts and shrinks close to the flame, and burns slowly, leaving the flame to continue to burn, with a fragrant odor, very hard black round beads.
Acrylic material: It melts and shrinks close to the flame, emits black smoke when it burns, has a peculiar smell, and is hard and unshaped lumps.
Nylon: near the flame: melting; touching the flame: melting, smoking; leaving the flame: self-extinguishing; smell: amino smell; residue characteristics: hard light brown transparent round beads.
Polyester: close to the flame: melting; contacting the flame: melting, smoking, burning slowly; leaving the flame: continuing to burn, sometimes extinguished by itself; residue characteristics: hard black round beads