Die Casting

Description: Molten metal is injected, under pressure, into hardened steel dies, often water cooled. Dies are opened, and castings are ejected. 

Metals: Aluminum, Zinc, Magnesium.

Size Range: Not normally over 2 feet square. Some foundries capable of larger sizes. 

Tolerances: 

Al and Mg ± .002ʺ/in.

Zinc ± .0015ʺ/in.  

Add ± .001ʺ to ± .015ʺ across parting line depending on size 

Surface Finish: 32-63RMS 

Minimum Draft Requirements:

 Al & Mg: 1° to 3° 

Zinc: 1/2° to 2° 

Normal Minimum Section Thickness:

Al & Mg: .03ʺ Small Parts: .06ʺ Medium Parts 

Zinc: .03ʺ Small Parts: .045ʺ Medium Parts 

Ordering Quantities: Usually 2,500 and up. 

Normal Lead Time: Samples: 12-20 weeks 

Production: ASAP after approval.