Comparison of Fiber Properties Specific Moisture Tenacity Fiber Type Gravity Melt Point Chemical Resistance Regain (%) (gpd) (g/cm3) Does not melt. Resists most acids, oxidants, and solvents. Sensitive to nitric acid, dimethyl Acrylic Fiber 1.14 - 1.19 1.0 - 2.5 1.9 - 3.4 Degradation begins at ~290oC / 554oF. formamide, and hot alkalis. Does not melt. Excellent resistance to acids and alkalis. Strong oxidizers will Carbon Fibers (milled) 1.8 Oxidizes very slowly in air at < 0.1 ~23.0 degrade fiber. Inert to all known solvents. Poor resistance to temperatures above 600oF / 315oC. hypochlorite. Resists most organic solvents, acetone, and formic acid. Sensitive to other Cellulose (for comparison) 1.5 Does not melt. 10.7 - 16.1 – acids, strong alkalis, cuprammonium compounds, and certain oxidants. Does not melt. Unaffected by bleaches and solvents. Fair resistance to most acids at low E-Glass Fiber (for comparison) 2.58 < 1.0 ~15.3 Softens at ~840oC / 1550oF. concentrations. Does not melt. Meta-Aramid Fiber 1.37 - 1.38 Degradation begins at ~300oC / 572oF. 3.5 - 5.1 2.6 - 5.0 Good resistance to acids and bases. Carbonizes at ~425oC / 800oF. Resists most organic solvents and bleaching agents. Sensitive to Sticks at ~230oC / 445oF. Nylon 6,6 Fiber 1.14 3.5 - 5.0 2.3 - 9.3 concentrated acids, phenol, hot dimethyl formamide, and hot, concentrated Melts at 255-265oC / 491-509oF. bases. Does not melt. Good resistance to diluted acids and bases. Degraded by strong mineral Para-Aramid Fiber 1.44 3.5 - 5.0 ~22.6 Degradation begins at ~482oC / 900oF. acids. Sticks at 227-241oC / 440-465oF. Resists most antioxidants. Sensitive to strong bases, concentrated nitric Polyester Fiber 1.38 < 1.0 6.9 - 9.1 Melts at 250-288oC / 482-550oF. and sulfuric acids, nitrobenzene, and phenols. Sticks at 227-241oC / 440-465oF. Resists most antioxidants. Sensitive to strong bases, concentrated nitric Polyester Fiber – Undrawn POY 1.38 < 1.0 < 1.5 Melts at 250-288oC / 482-550oF. and sulfuric acids, nitrobenzene, and phenols. Resists most bases, acids, and solvents. Sensitive to hot, chlorinated Polyethylene Fiber - Low Melt 0.96 121-129oC / 250-265oF < 1.0 < 1.5 hydrocarbons. Polyethylene Fiber - UHMW 0.96 ~147oC / 296 oF < 1.0 25.5 - 30.5 Resists most bases, acids, and solvents. Softens at 141-177oC / 285-350oF. Resists common solvents, strong acids and alkalis. Sensitive to chlorinated Polypropylene Fiber 0.90 < 1.0 2.0 - 5.5 Melts at 163-168oC / 325-335oF. solvents at high temperatures and aromatic compounds. Does not melt. Rayon Fiber - Regular Tenacity 1.50 - 1.55 Chars and decomposes at 10.7 - 16.0 1.6 - 2.6 Poor resistance to strong acids and bases. 175-204oC / 347-400oF. Does not melt. Rayon Fiber - High Tenacity 1.50 - 1.55 Chars and decomposes at 10.7 - 16.0 4.3 - 5.3 Poor resistance to strong acids. Excellent resistance to strong bases. 175-204oC / 347-400oF. The above information is provided to describe typical values for the purpose of comparison, and does not constitute a product list or product specification. Doc: TD-60 DCN 210727 .