After a part is produced with the die casting tooling in the die casting machine, a die casting trim tool called a trim die is used to sheer the excess aluminum around the parts. Die casting parts trim dies can save as much as 15% in the part price by speeding up the production process. Die casting trim dies cut or shear excess aluminum from die cast parts. The trim die sits or is mounted into a trim press that hydraulically forces the two halves of the trim die together with several tons of pressure.Buy low price, high quality machinery fittings accessories custom, aluminum profile cnc machining china, Aluminum Alloy Die Cast Part, you can choose our products. Warmly welcome new and old customers to visit and patronize!