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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.( {7 j1 ~5 N; }7 ?. J. O( k# p) R9 X
1. Low Initial Tooling Costs: Initial tooling costs averaged over the parts produced are often less than other manufacturing tool costs.% }% s% l4 a H4 F
2. Elimination of Material Waste: Investment castings are essentially cast to size, thus decreasing the amount of machining required.
6 d4 }1 Y* z" B! J% V3. Design Flexibility and Capability: Infinite choice of alloys and design flexibility for internal and external configurations is seen as a plus. 5 E7 Y# x1 w9 `4 u) @8 W! a
4. Design Enhancements: There is no draft requirements in the investment casting process.
4 l K4 G4 j/ p* D5. Consistency: The process gives a reliable and consistent product order to order.
+ D; I* P' |/ A- P& m) Z6. Close Tolerances: Consistently produced closer tolerances over other processes is seen as an advantage.* e6 E7 G+ s- p
7. 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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