HSS · Semi-HSS · Ductile Iron · Chilled Iron · Alloy Steel — 10+ series for wire rod, bar, strip and section mills. Custom sizes 300-1000mm diameter · ISO 9001 certified · Trusted in 10+ countries
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Every stand in a rolling mill asks something different of its rolls. One needs to survive heavy impact, another needs a surface that stays hard for weeks, and a wrong match shows up quickly as early wear, surface defects, or unplanned roll changes. Cast Iron Rolls give mills a wide choice of structures and properties, so the roll can be matched to the stand instead of the other way round. This category includes six series, each built around a different balance of hardness and toughness.
Many material options. Different grades combine hardness, wear resistance, and toughness in different ways, so there is a suitable roll for each rolling condition.
Strong wear resistance. The working layer resists the friction of rolling, which helps the roll keep its surface profile and reduces the number of roll changes.
Strength where it is needed. Nodular graphite and pearlitic or bainitic matrices give the roll the strength and toughness to handle heavy loads.
Stable at high temperature. Good thermal stability supports consistent performance in hot rolling.
Cost-effective performance. Compared with all-steel rolls, Cast Iron Rolls are generally more economical while still meeting the requirements of many rolling processes.
The six series range from tough, strength-focused structures to very hard, wear-focused working layers.
Impact and heavy loads. Start with SGP and SGA.
Balanced mechanical properties. Look at SG.
Surface hardness and wear resistance. Consider IC, CC, and HCr.
These are starting points, not fixed rules. Stand position, rolling temperature, processed material, and speed all influence the final choice.
They are mill rolls cast from iron-based materials, with composition and structure that can be adjusted to balance hardness, wear resistance, and toughness for different rolling conditions.
There are six series: SG, SGP, SGA, IC, CC, and HCr. Each offers a different combination of strength, toughness, and wear resistance.
SGP and SGA lean toward strength and toughness, which makes them a common starting point where impact and heavy loads are the main risks.
Please share your mill type, stand position, roll dimensions, hardness requirements, rolling temperature, drawings, and how your current rolls are performing.
