Best-In-Class Ultra-Lightweight/
High Effi ciency LED Light Aristo-Cast Inc. Almont, Michigan
Material: AZ91E magnesium. Process: Investment. Weight: 0.4 lbs. Dimensions: 4.5 x 4.2 x 2.2 in. Application: Automotive high effi ciency LED lighting.
• T e casting supplier overcame the metal mold reaction between magnesium and the silica sand shell used in investment casting to pro- duce a part with thin walled sections of 0.02 in. and zero draft. T e LED lights weigh half that of competing products.
• T e process produced a surface fi nish capable of yielding a class “A” refl ective inside light surface. T e material enabled the customer to integrate the heat sink into the LED lighting.
28 | METAL CASTING DESIGN & PURCHASING | May/Jun 2012
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