the federal group usa - investment casting process for impeller housing
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This is a PowerPoint presentation which shows our Investment Casting Process for Impeller Housing.TRANSCRIPT
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Yi Feng
Jan. 23rd 2014
Manufacturing process for Impeller HousingPart 1: Casting Process
Part 2: Machining Process (to follow)The Federal Group
Copyright 2014 • All Rights Reserved • The Federal Group
21421 Hilltop Street
Southfield, MI 48033
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1Step 1: Produce wax models
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Step: 1. Set up wax mold, Heat and Inject wax 2. Allow wax to cool3. Remove & Trim Pattern4. Move to storage until
needed
Running Time line: 3 Hours total
Copyright 2014 • All Rights Reserved • The Federal Group
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Step 1, continued: Produce wax models
1. Each finished parts contains 3 individual pieces .2. It takes 5 minutes to produce each portion.
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Running Time line: 3.25 Hours totalCopyright 2014 • All Rights Reserved • The Federal Group
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3Step 2: Assemble wax model
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1. Clean wax components2. Apply binder to contact surface3-5. Assemble 3 components
6. Final clean up
Running Time line: 4.25 Hours totalCopyright 2014 • All Rights Reserved • The Federal Group
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4Step 3: Assemble runner system
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1. Assemble mold gate system2. Assemble whole runner system3. Total time is about 0.5 hour
Running Time line: 4.75 Hours totalCopyright 2014 • All Rights Reserved • The Federal Group
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5Step 4: Apply 1st Layer of hard shell
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1. Immerse assembly in slurry2-3. Spray with fine sand 4. Allow to dry for more than 12 hours
Running Time line: 17 Hours totalCopyright 2014 • All Rights Reserved • The Federal Group
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6Step 5: Apply 2nd ~10th layer of hard shell
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1. Immerse assembly in slurry2. Spray with fine sand 3-4. Allow to dry for more than 12 hoursApply 8 additional hard shell layers to each part. Total 10 layers when complete.
Running Time line: 126.5 Hours total
Copyright 2014 • All Rights Reserved • The Federal Group
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7Step 6: De-wax
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Run 5-6 pcs at a time through the De-way process
Running Time line: 129.5 Hours totalCopyright 2014 • All Rights Reserved • The Federal Group
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8Step 7: Casting of product
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Smelt raw material 1. Bake shell2. Pour melting material 3. Solution treatment4. Remove Shell
Running Time line: 133.5 Hours totalCopyright 2014 • All Rights Reserved • The Federal Group
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9Step 8: Cut off and clean
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1. Cut runner system with plasma cutting2-4. Ready part to be cleaned with high temperature liquid
Running Time line: 142 Hours totalCopyright 2014 • All Rights Reserved • The Federal Group
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10Step 9: Clean and Inspect process
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1. Shot blasting 2. If needed repair with
welding3. If needed clean and grind
welded area4. Inspect part
Final Running Time line: 148 Hours total for each part to complete the casting process.
Copyright 2014 • All Rights Reserved • The Federal Group