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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.
1 [/ V/ `0 d/ f1. Low Initial Tooling Costs: Initial tooling costs averaged over the parts produced are often less than other manufacturing tool costs.# j0 F' n5 U& }: }
2. Elimination of Material Waste: Investment castings are essentially cast to size, thus decreasing the amount of machining required.
" }# [& R+ U' R9 @+ M6 |5 p6 {3. Design Flexibility and Capability: Infinite choice of alloys and design flexibility for internal and external configurations is seen as a plus. , D+ J; h' a1 ?/ |+ ]
4. Design Enhancements: There is no draft requirements in the investment casting process.
/ I7 j( v7 g0 F0 l) v5. Consistency: The process gives a reliable and consistent product order to order.& z# @7 S% k. f1 i
6. Close Tolerances: Consistently produced closer tolerances over other processes is seen as an advantage.
" H6 P! E3 m# D$ d `. a: W7. 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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