Industrial Part CPMA321-AC420K of Sumitomo - Request a Quote
For industrial products like CPMA321-AC420K Turning Insert, CPMA, Carbide, 321 Size from manufacturers such as Sumitomo, you won’t find a better source than Industrials Unlimited, an all-inclusive marketplace for industrial products and much more. As a leader among independent distributors, we have access to an inventory of more than 2 billion new and obsolete parts such as CPMA321-AC420K and many others. We are also an AS9120B, ISO 9001:2015, and FAA AC 00-56B accredited business, ensuring the quality of each part we sell.
Whether you need CPMA321-AC420K from product category Cutting Tools or any other parts in our vast and diverse inventory, Industrials Unlimited can provide it with short lead times and competitive prices. Any parts not in stock can be efficiently sourced and shipped via our extensive international supply chain network that spans North America and Europe. We are also the only independent distributor with a no China sourcing policy, meaning every part we sell is fully traceable or comes directly from a trusted manufacturer like Sumitomo. To begin the purchasing process immediately, submit an RFQ today. Our team of dedicated account managers is standing by and will respond to you in 15 minutes or less.
| ANSI Code | CPMA321 |
| ANSI Number | CPMA321-AC420K |
| Cast Iron (K) Compatibility | Yes |
| Chip-Breaker | No |
| Clearance Angle | 11 Degrees |
| Coating | PCD |
| Coating Process | CVD |
| Corner Radius | 1/64 in |
| Country of Origin (subject to change) | Japan |
| Cutting Application | Turning |
| Cutting Direction | Neutral |
| Finish - Machining | Al203+TiCN |
| For Use With | Toolholders, Boring Bars |
| Grade | AC420K |
| Hardened (H) Compatibility | No |
| Included Angle | 80 Degrees |
| Inscribed Circle | 3/8 in |
| Insert Application | Roughing |
| Insert Holding Type | Straight Hole |
| Insert Material | Carbide |
| Insert Shape | Diamond |
| Insert Size | 321 |
| Insert Style | CPMA |
| Insert Thickness | 0.1250 |
| ISO Number | CPMA090304 |
| Item | Diamond Turning Insert |
| Manufacturer Grade | AC420K |
| Material - Machining | Carbide |
| Measurement System | Fractional Inch |
| Mounting Hole Dia. | 0.173 |
| Mounting Style | Screw-On |
| No. of Edges | 4 |
| Non Ferrous (N) Compatibility | No |
| Nose Radius | 0.0156 |
| Number of Cutting Edges | 4 |
| Primary Material Application | Cast Iron |
| Primary Material Application ISO Code | K10 - K20 |
| Rake | 0 Degrees |
| Shape | Rhombic |
| Stainless (M) Compatibility | No |
| Steel (P) Compatibility | No |
| Super Alloy (S) Compatibility | No |
| Thickness | 1/8 in |
| Workpiece Compatibility | Cast Iron (K) |
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