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ME31 Series PCD End Milling Cutter (Fillet Variant)

The ME31 Fillet variant is likely a specialized version of the universal ball-end PCD cutter, customized with a fillet geometry—designed to machine interior fillet radii efficiently using high-performance PCD cutting edges.

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Product Details

Key Expected Features:**

·         Fillet Radius Geometry: Optimized to generate smooth interior corners, minimizing stress concentration and avoiding sharp transitions.

·         Z-Edge Technology: Razor-sharp, light-cutting edges for high-speed machining.

·         Medium-Grained PCD: Balances wear resistance with fracture toughness, offering robustness in diverse materials.

·         Variable Edge Lengths: Even for the same diameter tool, different edge lengths may be available for varied depth-of-cut requirements.

·         Center-Through Cutting Capability: Allows axial plunge milling akin to drilling—enabling direct approach to internal features.

·         Edge Treatment: Small R-angle and chamfering enhance durability and resist chipping on filleted edges.

·         Optimized Groove Design: Promotes dynamic balance and smoother operation when machining filleted profiles.

·         Performance Advantage: Superior to coated carbide tools—capable of sustaining higher cutting parameters with improved reliability and tool life.

·         Customizability: Fillet variants typically are offered with customizable geometry parameters tailored to the application—consistent with JD Diamond TOOLS offerings.

Summary Table

Aspect

Details

Series

ME31 – Fillet Ball-End PCD Milling Cutter

Materials

Non-ferrous metals, composites, ceramics, plastics, stone, wood

Fillet Geometry

Specifically designed for interior corner radii machining

Key Technologies

Z-Edge, medium-grained PCD, fillet profile, center-through edge, edge chamfer, optimized groove

Performance Benefits

Precise fillet milling, higher feed/speed capability, extended tool life

Operations Supported

Plunge milling, contouring, slotting, side milling

Customization

Available—fillet radius, diameter, flute length tailored to application

Procurement Path

Contact JD Diamond TOOLS for tailored specifications and ordering

Customer Ratings


5.0/5

★ ★ ★ ★ ★

Based on 2 reviews

5 star
100%
4 star
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3 star
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2 star
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1 star
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Sam 07 July 2025
★ ★ ★ ★ ★
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.

Frequently Asked Questions

1.      What is the ME31 Fillet variant?
A ball-end PCD milling cutter adapted with fillet radius geometry to machine interior corner radii efficiently using high-performance PCD.

2.      Which materials is it meant for?
Ideal for non-ferrous metals (aluminum, copper, etc.), composites, ceramics, engineering plastics, glass, wood, and stone—consistent with the base ME31 series.

3.      What machining operations are supported?
Suitable for insert milling, side milling, contouring (including fillet features), slot milling, and spiral interpolation.

4.      How does the fillet geometry enhance performance?
Provides precise internal corner profiling, producing smooth radii while reducing stress concentrations and eliminating sharp edges.

5.      What advantages does Z-Edge technology bring?
Enables ultra-light, sharp cutting action suited for high-speed milling with less cutting resistance and better finish.

6.      Is this tool customizable?
Yes—JD Diamed TOOLs generally offers customized tools including specific fillet radii, diameter, length, and grind to customer specifications.

7.      Is axial plunge milling supported?
Yes—thanks to the center-through cutting edge design, the tool can perform plunging operations, enabling approach into tight fillets.

8.      How is edge durability maintained?
By incorporating a small R-angle and chamfer at the cutting edge, improving fracture resistance and extending tool life.

9.      How does it compare to coated carbide tools?
Offers longer tool life and more reliable machining performance, especially in high-feed or high-speed environments.

10.  Where to obtain specifications or quotes?
For technical datasheets, diameter and radius options, or customized configurations, contact  JD Diamond TOOLS directly via their product inquiry channels.

Related Products

The Vajra® Standard Inserts series is part of the “VAJRA” ultra-precision machining tool portfolio from JD Diamond Tool. According to the manufacturer: • “Vajra® Standard inserts … breakthrough MCD material processing space, development diversified ‘Vajra’ series MCD ultra-precision machining tool series, widely used in precision turning, milling, drilling, and nano-scale high polishing surface machining.” • The term “MCD” here stands for monocrystalline diamond (or synthetic single-crystal diamond) material, which offers very high hardness, excellent wear resistance, low friction, high thermal conductivity and low thermal expansion — important for ultra‐precision machining of non-ferrous or difficult-to-machine materials. • The Vajra® Standard Inserts appear to be a “standard blade/ECO” component category under the product mix. Thus, the series is positioned for high-precision finishing, ultra-fine geometry, and minimal variation in critical surfaces, likely in non-ferrous, composite or high-end manufacturing environments. In simpler terms: these inserts are cutting-tool inserts made from (or tipped with) ultra-hard diamond material (MCD) designed for very precise turning, milling or drilling operations where surface finish, tool life and dimensional accuracy are premium.

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We are one of the prominent manufacturers, exporter and importers of a wide assortment of PCD Tools, PCD Grooving Tools, PCD Boring Tools, PCD- PCBN Special Tool, PCD Reamers, PCD Micro Bore Cartridge, PCBN Grooving Tools, PCD Milling Tools, PCD Turning Inserts Tool and much more.

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ME31 Series PCD End Milling Cutter (Fillet Variant)

The ME31 Fillet variant is likely a specialized version of the universal ball-end PCD cutter, customized with a fillet geometry—designed to machine interior fillet radii efficiently using high-performance PCD cutting edges.

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