... Flame Retardant 2.color fastness good Meta-aramid dyed yarn 1.permanent flame retardant, resistant to high temperature. 2 ... Ne24s, Ne30s, Ne36s, Ne40s, Ne50s, Ne60s, etc. (single yarn and ply yarn)3) Color: red,blue,etc.4) It has outstanding flame ... such fields as base cloth of filtering materials with high temperature resistance and electronics dielectric materials, and various protective clothing.6) ...