PCD End Mill
In our wide range of products, we also have PCD End Mills for our clients. These products can be availed from us in a wide variety of styles including burnishing drills, drill/reamer and reamer/counter-bore combinations. Moreover, we specialize in customizing specific tooling from part prints or from tooling prints.
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Product Details
PCD End Mill – Overview
???? What Is a PCD End Mill?
A PCD (Polycrystalline Diamond) End Mill is a high-performance cutting tool designed for milling operations on non-ferrous and abrasive materials. It features a PCD cutting edge brazed or sintered onto a carbide or steel tool body, providing exceptional wear resistance, surface finish, and tool life.
???? Key Features:
| Feature | Description |
|---|---|
| Tool Material | PCD cutting edge with carbide or steel shank |
| Number of Flutes | Typically 2 to 4; custom options available |
| Cutting Edge | Ground or laser-cut PCD, sharp or honed depending on application |
| Diameter Range | Common from 1 mm to 20 mm (custom sizes available) |
| Types | Straight, ball nose, corner radius, or helical |
| Coolant Use | Often dry or with minimum quantity lubrication (MQL) |
| Machining Type | Slotting, profiling, facing, finishing, roughing (in non-ferrous materials) |
???? Applications of PCD End Mills
Best suited for milling:
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Aluminum and aluminum alloys (especially high Si content)
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Copper, brass, bronze
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Carbon Fiber Reinforced Plastics (CFRP)
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Glass Fiber Reinforced Plastics (GFRP)
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Plastics, thermosets, and phenolics
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Graphite and ceramics (non-ferrous)
⚠️ Not for ferrous metals — use CBN or carbide tools for steels and iron-based alloys.
❓ PCD End Mill – FAQ (Top 10 Questions)
1. What are the main advantages of using PCD end mills?
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Up to 100x longer tool life than carbide
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Outstanding surface finish
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High-speed machining capability
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Reduces tool changes and non-cutting time
2. Can PCD end mills be used on steel?
No. Diamond reacts with iron at elevated temperatures, leading to chemical wear. Use PCBN or carbide for steel.
3. Are PCD end mills resharpenable?
Yes, but only by specialist grinding or laser services. Not all PCD tools are economical to resharpen if heavily worn.
4. What’s the typical cutting speed for PCD end mills?
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Aluminum: 1,000–3,000 m/min
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Composites: 200–600 m/min
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Plastics: 100–400 m/min
Feeds vary based on tool diameter and material.
5. Do I need coolant with PCD end mills?
Typically not. Most are used in dry machining or with air blast/MQL to clear chips and control temperature.
6. What’s the difference between PCD and diamond-coated tools?
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PCD: Solid diamond segment brazed onto the tool — much longer life, higher performance
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CVD diamond-coated: A diamond film applied to carbide — less durable but more cost-effective
7. How is surface finish affected by PCD tools?
PCD end mills can achieve a mirror-like finish (Ra < 0.2 µm), especially in aluminum and plastic components.
8. Can I use PCD end mills on a regular CNC machine?
Yes, but ensure the machine is rigid, vibration-free, and capable of high spindle speeds to maximize performance.
9. What types of PCD end mills are available?
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Straight end mills
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Ball nose end mills
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Corner radius end mills
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Helical flute end mills
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Custom geometries for profiling or slotting
10. What industries commonly use PCD end mills?
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Aerospace (composite skins, aluminum airframes)
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Automotive (engine blocks, transmission parts)
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Electronics (heat sinks, enclosures)
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Medical (plastic and titanium components)
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Mold & Die (graphite electrodes)
Customer Ratings
5.0/5
Based on 2 reviews
Customization product
I’ve been using this product for several months now, and it stands out as one of the best tools for customization in manufacturing. Whether you're working with metal, plastic, or composites, this tool adapts easily to different workflows and materials. Highly recommended for teams looking for precision, efficiency, and customization all in one.
