... bushing bearings, bearing shaft/block. 4 Aluminum Die CastingsAluminum die casting parts, aluminum shaft support for power tools5 Balance weigh, sprockets, ratchet, ... , gearbox parts, shock absorber parts, synchromesh gear hub, pressure side plate, striking fork, hydraulic valve pushrod seat, oil ... by placing in a closed metal cavity (the die) under pressure. This compacted material is placed in an oven ...