absorber home works
DESCRIPTION
Absorber Home works. RIKEN/RBRC Itaru Nakagawa. Machining. B-Field Measurement. probe. Before machining. probe. After machining. D d =0.1mm Pitch. D r =0.1mm Pitch. B=500Gauss. B=500Gauss. Measured Results. Material (SUS310) Supplier. - PowerPoint PPT PresentationTRANSCRIPT
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Absorber Home works
RIKEN/RBRCItaru Nakagawa
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Machining
Machine Depth Pitch Speed
Factory Fraise 0.5 ~ 2 mm 40 ~ 50 m/min
Test Bench Lathe 1 mm 78 m/min.
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B-Field Measurement
B=500Gauss
probe
B=500Gauss
probeBefore machining After machining Dd=0.1mmPitchDr=0.1mm
Pitch
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Measured ResultsSUS303 w/o sample w sample SUS304 w/o sample w/ samle
Before
131.7 132.7 Before
130.3 152.2 131.6 133.0 130.3 152.3 131.4 133.0 130.0 152.7 131.6 133.0 Average 130.3 152.7 132.9 131.6
After
131.3 151.0 Average 131.8 132.7 130.4 151.8
After132.2 131.0 130.3 151.4 130.8 131.0 130.2 150.4
131.0 130.1 149.3 Average 131.5 131.0 130.0 150.5
130.0 Average 130.3 150.7
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Material (SUS310) Supplier
Metal Plate [mm] Production Quote Delivery [week]
Daido Steel Co. 350tmm (1body) Forging(1layer) $252k 12 weeks
Nippon Yakin Co. via TIME
50tx1200x4000 (4)45tx1200x3300(4)
Plate (8layers) $144k 6 - 8 weeks
Shima Metals 50t×1170×2340 (14) Plates(7layers)
$157k($9.1/kg) 8 – 10 weeks
Fuji Kogyo(via Giken)
210tx1120x1120 (4)180tx987x987 (4)
Forging(2layers) $320k 4 weeks
70t Plates Next weekNAS Trading Co. 50t×1170×2340 (28) Plates 10 weeks
Very likely no stock available. Need to produce. Production ~ 1 week. Waiting > 7 weeks.
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Summary for Both ArmsCase-1 Company Cost Delivery
Material Shima Kogyo $270k 8 – 10 weeks
Machining Yagishita Giken $23.5k x 2? 4 weeks minmum
Shipping Maruwn $4.65k 4 – 5 weeks
Total $300+k 15 – 18 weeks
Case-2 Company Cost Delivery
Material Nippon Yakin $252k 8 - 10 weeks
Machining TIME $45k 2 + 1 + 1 weeks
Shipping Maruwn $4.65k 4 – 5 weeks
Total $300k 15 + weeks
Yagishita has only 2 machine centers, while TIME has 5.
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SUS304
• 50tmm? Plates are in stock. Confirmed for one arm amount by Inoue Material. They can get plates within 2 weeks.
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Budget Transfer Issue
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Scenario 1UIUC RIKEN BNL
REPIC Bid REPIC
Company A
Material ~$300k
$50k $250k $100k
Company B
Machining ~$50k
Can BNL/UIUC issue a purchase orderto REPIC w/o bidding?
Absorber Project
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Scenario 2
UIUC RIKEN BNL
Bid
Company A
Material ~$300k
$50k $250k $100k
Company B
Machining ~$50k
Project C
Project B
RIKEN Administration
Absorber Project
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Scenario 3UIUC RIKEN BNL
Bid
Company A
Material ~$300k
$50k $250k $100k
Company B
Machining ~$50k
Absorber Project
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Construction in US
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Scenario 1UIUC RIKENBNL
Bid
REPIC
$50k $250k$100k
Company B
Bid Bid in JapanNorth arm South arm