... , toughness, mechanical lower shock, and abrasion resistance. Combined with these characteristics and good insulation, and chemical properties, it ... moisture or water. 2. Poor acidproof ability, cant dye with acid or touch overmuch acid. 3. Poor lightfastness, poor ... IV. Cast nylon rod Applications Bearings, gears, wheels, roller shaft, water pump impeller, fan blades, oil delivery pipe, oil storage ...