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How Do You Control Wall Thickness, Tolerance & Porosity in Die Casting?
Nov 06, 2026
Control wall thickness uniformity before chasing ultra-thin walls, match tolerance bands to function instead of tightening blindly, and eliminate porosity at the source through gating and venting design. Aluminum die casting runs about 2 mm economically, with 0.3 mm achievable only at the cost of strength margin; zinc holds ±0.001"–±0.002", aluminum ±0.002"–±0.004"; gas porosity is solved by vent ...
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