Turning inserts and grades for cast iron
When selecting insert grades for cast iron machining, it’s important to understand the mechanical properties of the various types of cast iron. Find reliable insert grades for your cast iron turning operation that offer long tool life at a high metal removal rate.
GC3210
This CVD-coated cemented carbide grade offers high flank wear resistance and is best for good to average machining conditions in all cast iron materials for continuous and interrupted cuts.Benefits and features
Achieve maximum tool life
Learn more about the three machining parameters that have the biggest effect on tool life.
Machining cast iron materials
What are the differences between nodular and grey cast iron? Learn more about cast iron varieties and how to best machine them.
Successful chip control
Chip control is one of the key factors in turning. Find out how to maximize your productivity with some of the most common chip breaking methods.
Find your grade
Our cast iron insert grade assortment consists of CVD-coated carbide grades and Ceramic grades for various machining conditions. Use the information below to find the right grade for your production.
| Application area | |||
 | |||
| Machining conditions: | Good | Average | Difficult |
GC3210
CVD-coated grade with a thick, smooth, wear-resistant coating and very hard substrate. Ideal for high-speed turning of nodular cast iron.
GC3225
CVD-coated grade with high edge line security. Average to difficult machining conditions. Suitable for light to heavy interrupted cuts.
CC6190
Pure silicon nitride-based ceramic grade. Excellent wear resistance at high temperatures in high-speed roughing to finishing.
Complementary grades
Highlights
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Turning calculator app
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Turning handbook
Your essential resource for general turning, parting and grooving and threading.
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Sandvik Coromant UK
+44 (0)121 368 0305