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Investment casting process offers many benefits including cost savings, design freedom, close tolerances, better finishes, savings in machining time and assembly savings.
3 z) z" E. N9 {4 t1. Low Initial Tooling Costs: Initial tooling costs averaged over the parts produced are often less than other manufacturing tool costs.% x" \4 H6 i) W$ e
2. Elimination of Material Waste: Investment castings are essentially cast to size, thus decreasing the amount of machining required.
' G5 P6 s' d" u7 a3. Design Flexibility and Capability: Infinite choice of alloys and design flexibility for internal and external configurations is seen as a plus. ' }* B0 b% |; X6 S, ^
4. Design Enhancements: There is no draft requirements in the investment casting process.
2 m9 Y+ T) n# h5. Consistency: The process gives a reliable and consistent product order to order.
" \6 M+ f, g% C, E! [; B6. Close Tolerances: Consistently produced closer tolerances over other processes is seen as an advantage.
9 S; u& H. j* f7 n3 M7. Surface Finish Improvement: A surface finish of about 125RMS is common for an investment casting. |
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发表于 2009-11-4 08:56:40
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