cast nylon 6 rod 1)Size:4-300mm,custom size 2)color:natural white ... tough, even at low temperatures, and high hardness in the surface, toughness, mechanical lower shock, and ... Good chemical stability against organic solvents and fuels 8, Excellent electrical properties, ease of printing ... overmuch acid. 3, Poor lightfastness, poor endurance in pollution. III. Nylon Applications Bearings, gears, wheels ...