... scrap material that results from this trimming can be recycled by being placed into a plastic grinder, also ... Cellidor, Setilithe Tough, transparent, high cost Handles, eyeglass frames Polyamide 6 (Nylon) PA6 Akulon, Ultramid, Grilon High strength, fatigue ... /high cost Bearings, bushings, gears, rollers, wheels Polyamide 6/6 (Nylon) PA6/6 Kopa, Zytel, Radilon High strength, fatigue resistance, chemical ...