The combustion characteristics of several common fibers are discriminated as follows

Update:17 May 2019
Summary:

  (1), cotton, hemp, viscose, copper ammonia fiber […]

 

(1), cotton, hemp, viscose, copper ammonia fiber: close to the flame: no shrinking or melting; contact with the flame: rapid combustion; leaving the flame: continue to burn; smell: burning paper smell; residue characteristics: a small amount of gray or gray ash.

(2), silk, wool fiber: close to the flame: curl and melt; contact flame: curl, melt, burn; leave the flame: slow burning sometimes self-extinguishing; smell: smell of burning hair; residue characteristics: loose and brittle black particles Or coke-like.

(3), polyester fiber: close to the flame: melting; contact flame: melting, smoking, slow burning; leaving the flame: continue to burn, sometimes self-extinguishing; smell: special aromatic sweet; residue characteristics: hard black beads .

(4), nylon fiber: close to the flame: melting; contact flame: melting, smoking; leaving the flame: self-extinguishing; smell: amino flavor; residue characteristics: hard light brown transparent beads.