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Core Materials for Double Pour Rolls
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Any double pour roll, static or centrifugally cast, can usually be supplied with either a flake or nodular graphite iron core.
The choice of material is dictated by the mechanical properties required.
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Applications
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Journal and axis materials for Alloy Indefinite Chill, SG Acicular Chill, High Chromium and High Speed Steel rolls.
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Typical Mechanical Properties
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N/mm2 |
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Material Types
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CI
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Flake Core, Static Cast
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RI
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Flake Core, Centrifugal Cast
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CSG
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Nodular Core, Static Cast
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RSG
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Nodular Core, Centrifugal Cast
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TSG
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Nodular Core, High Speed Steel, Centrifugal Cast
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Micrograph x 50
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Typical Analysis
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| Code |
Leeb E |
Shore C |
C |
Si |
Mn |
Ni |
Cr |
Mo |
Mg |
| CI |
525-590 |
40-50 |
2.9/3.5 |
1.5/2.5 |
0.3/1.0 |
0.3/1.5 |
0.5 max |
0.2 max |
- |
| CSG |
525-590 |
40-50 |
2.7/3.3 |
1.5/2.5 |
0.3/1.0 |
0.5 max |
0.5 max |
0.2 max |
0.04/0.1 |
| RI |
465-525 |
30-40 |
2.9/3.5 |
1.2/2.2 |
0.3/1.0 |
0.5/1.5 |
1.0 max |
0.2 max |
- |
| RSG |
465-560 |
30-45 |
2.7/3.3 |
1.5/2.5 |
0.3/1.0 |
0.5 max |
0.3 max |
0.2 max |
0.04/0.1 |
| TSG |
465-560 |
30-45 |
2.7/3.3 |
2.5/3.5 |
0.1/0.5 |
0.5 max |
0.3 max |
0.2 max |
0.04/0.1 |
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The Davy Roll Company Limited
Registered in England, Registration No. 162966, VAT registration 172 3848 50 501.
Registered Office: PO Box 21, Coulthards Lane, Close Works, Gateshead, Tyne and Wear, NE8 3DX.
The Davy Roll Company Limited is a member of the Union Electric Steel Corporation group of companies.
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