Gravity casting auto parts leading professional technology and competitive price for a win-win cooperation Gravity casting 1) Material: Aluminum Alloy2) ... mould casting.4) software for drawing: pro/E, auto CAD, UG, CAD, PDF and solid works 2008 ... anodizing.7) OEM and ODM parts range: auto parts, electronic parts, furniture parts, home appliance and other industrial parts.8) Processes: CAD service, ...