ductile iron
   To Promote the production and application of ductile iron castings Issue 1, 2001   

Gearing Up For The 21st Century

page 1   page 2    page 3    page 4    page 5    page 6

 Total Cost Savings
PROCESS
& percentage 
of total cost		 8620
Steel		 DURA-BAR®
Continuous Cast Iron Bar Stock
BUY MATERIAL
10%		 ····· $1.80 ····· $2.50
CUT TO SLUGS ····· $0.50 ····· $0.50
Largest cost savings opportunity
MACHINE GEAR BLANKS
15-20%		 ····· $2.00 ····· $0.75
If heat-treat distortion occurs, re-hobbing is required.  (The cost will be the same as the first time.)
HOB TEETH
35-40%		 ····· $4.00 ····· $1.38
SHAVE
15%		 ····· $1.50 ····· $0.56
DEBURRING
0-30%		 ····· $1.50 ····· $0.75
HEAT-TREAT
15%		 ····· $1.50 ····· $1.50
GRIND ·····

·
·
·
·
·
·
5-10% $1.50 ····· $1.50
POLISH ·····
 

 

 TOTAL $134.80 $9.44

Clearly the use of Dura-Bar continuous cast iron bars instead of carbon or alloy steel can significantly decrease the cost to manufacture machined parts.

FEATURES
• Notice:  AFS/SAE 2002 Meeting
(Not a reprint)
• Ductile Iron Answers the Pipe Maker's Dream
• Designing with Ductile Iron
• The Advantages of Investment Casting Technology
• Use of Bismuth in Ductile Iron
• Compactability
• Venting - "The Lost Art"
• The Effect of Boron in Ductile Iron
• Physical Properties of Manifold Materials
• Nickel (Not a reprint)
• Miller & Co. Offers Ceramic Filters (Not a reprint)

DEPARTMENTS
• News Briefs
• Foundry Member Profile - 
Wells Manufacturing - Gearing Up
• Associate Member Profile - 
Climax Research Services
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• DIS Home page

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