... engineering plastic in the current market. Nylon6 has the best performance, very tough, even at low temperatures, and high hardness ... widely used in a variety of mechanical structures and spare parts. Compared to Nylon6, Nylon66 own the higher hardness, rigidity, ... deflection temperature 4, Good at dampening 5, Good abrasion resistance 6, Low coefficient of friction 7, Good chemical stability against ...