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Material: Aluminum, Magnesium, Brass, Bronze and Zinc alloys.
Process: Plaster mold, Air-set and green sand.
Size Tolerances (Typical):
INCH 0 to 2" + .005" 2 to 6" + .010" 6 to 9" + .012" 9 to 12" + .015" Over 12" add + .0014" per additional inch
*(Add .010" across parting lines)
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INCH 0 to 50mm + .15mm 50 to 150mm + .25mm 150 to 250mm + .30mm 250 to 300mm + .40mm Over 300mm + .0014mm per additional mm
*(Add .25mm across parting lines)
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Angular tolerance is + 1/2° (Note: APC processes may permit closer tolerances if required. Consult APC Engineering Department.)
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Flatness & Straightness: 0-1" (0-25mm) .005 T.I.R. Add .002 T.I.R. for each additional inch (mm).
Minimum Radius: .015" (.4mm)
Wall Thickness: Optimum is .08" to .12" (2 to 3mm). Lesser wall thickness is achievable.
Draft: From 1/2° to 2°. (Zero draft is possible in specific areas.)
Surface Finish: 80 to 100 rms.
Weight Range: One ounce to 200 pounds. Vacuum form molds and plastic tooling up to several thousand pounds.
Holes and Openings: Normal casting process requires that holes and openings be no deeper than two times hole size and be no smaller than ,250" (8.4mm) diameter. Smaller holes are possible.
Stress Relieving/Heat Treating: As required, per customer specifications.
Send us your CAD files, drawings or samples. You will receive quotations within 2-3 days.
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