ISO 9001:2000 certified Aluminum Alloy Die-Casting Automobile And Motorcycle Transfer Adapters Structure Parts. Contact minghe for your new projects! street lights, downlights, marine applications, AC/DC motors parts, consumer products, etc. 37 die ca vacuum system, full in-house CNC machining, full Certification:ISO 9001:2008,Casting Surface Quality Level:2,Tolerance Grade:7,Pressure Chamber Structure:Vertical,Surface Preparation:PaintingMar 24, 2011 · Aluminum die castings used for motorcycles have better finishes and stronger builds. Often, the first noticeable die cast parts of a motorcycle are the motor and the frame. These are made from aluminum, usually of grade A380. The frame of the motor has a very intricate design. It has ridges, holes and notches to amodate the engine, screws Our factory has tons of cold die casting machine, which adopts high-pressure casting. The product produced by us not only have high surface tolerance grade, good roughness and high strength, but also have high productivity, a t least 50000 pcs per month,a nd our product scrap rate is controlled within 2% .