... 3. Poor lightfastness, poor endurance in pollution. III.Cast nylon rod Machining Solution Available for injection molding, extrusion ... Bearings, gears, wheels, roller shaft, water pump impeller, fan blades, oil delivery pipe, oil storage pipe, rope, ... indentation hardnessN/mm2164150145160160 10Rockwell hardness-M88M87M82M85 Cast nylon rod Cast nylon rod Cast Nylon Rod with black white color