2DDML Series Diamond-Coated Graphite End Mill for Composite Materials
2DDML Series
The 2DDML series from LV® Tool is a high-performance 2-flute, extended-length diamond-coated end mill, engineered for the precision machining of graphite, fiberglass, and advanced composite materials. Featuring a superior diamond coating, these end mills deliver exceptional hardness, outstanding wear resistance, and excellent thermal conductivity. This results in a significantly extended tool life and superior surface finishes compared to standard uncoated tools. Ideal for demanding applications in the mold and die, aerospace, and electronics industries, the 2DDML series ensures consistent performance and reduced manufacturing costs. As a leading carbide end mill manufacturer, we offer a wide range of specifications to meet your specific application needs.
High-Performance Diamond-Coated End Mill for Graphite & Composites
The 2DDML series represents the pinnacle of cutting tool technology for abrasive materials. Manufactured by LV INTERNATIONAL CO., LTD., a leading supplier of precision carbide tools, these 2-flute extended-length end mills are specifically designed for high-speed machining of graphite, fiberglass, and other composite materials. The core of their performance lies in the advanced diamond coating, applied in-house to ensure maximum quality control. This coating provides a surface hardness of up to HV9000, delivering unparalleled wear resistance and significantly prolonging the tool's operational life, which reduces machine downtime and tooling costs for our B2B clients.
Key Features & Benefits
- Superior Diamond Coating: Offers exceptional hardness and low friction, resulting in clean cuts and superior surface finishes on abrasive materials.
- Extended Tool Life: Dramatically outlasts conventional uncoated or TiN-coated carbide end mills in graphite and composite applications, maximizing production efficiency.
- Excellent Thermal Conductivity: Effectively dissipates heat from the cutting zone, preventing thermal damage to the tool and workpiece, ensuring machining stability.
- Optimized 2-Flute Geometry: Engineered for efficient chip evacuation, preventing clogging and ensuring smooth, continuous cutting performance.
- Versatile Applications: Ideal for manufacturing graphite electrodes for EDM, machining fiberglass components, and processing advanced carbon fiber reinforced plastics (CFRP).
Product Specifications
We offer a comprehensive range of sizes in the 2DDML series to meet diverse manufacturing requirements. For custom dimensions or OEM/ODM inquiries, please contact our technical sales team.
| Model | Diameter (mm) | Flute Length (mm) | Effective Length (mm) | Overall Length (mm) | Shank Diameter (mm) | Flutes |
|---|---|---|---|---|---|---|
| 010030050 | 1 | 3 | - | 50 | 4 | 2 |
| 010050050 | 1 | 3 | 5 | 50 | 4 | 2 |
| 010100050 | 1 | 3 | 10 | 50 | 4 | 2 |
| 010150050 | 1 | 3 | 15 | 50 | 4 | 2 |
| 010200050 | 1 | 3 | 20 | 50 | 4 | 2 |
| 010250050 | 1 | 3 | 25 | 50 | 4 | 2 |
| 015060050 | 1.5 | 6 | - | 50 | 4 | 2 |
| 015100050 | 1.5 | 6 | 10 | 50 | 4 | 2 |
| 015150050 | 1.5 | 6 | 15 | 50 | 4 | 2 |
| 015200050 | 1.5 | 6 | 20 | 50 | 4 | 2 |
| 015250050 | 1.5 | 6 | 25 | 50 | 4 | 2 |
| 020080075 | 2 | 8 | - | 75 | 4 | 2 |
| 020120075 | 2 | 8 | 12 | 75 | 4 | 2 |
| 020150075 | 2 | 8 | 15 | 75 | 4 | 2 |
| 020200075 | 2 | 8 | 20 | 75 | 4 | 2 |
| 020250075 | 2 | 8 | 25 | 75 | 4 | 2 |
| 020300075 | 2 | 8 | 30 | 75 | 4 | 2 |
| 020400075 | 2 | 8 | 40 | 75 | 4 | 2 |
| 030120075 | 3 | 12 | - | 75 | 4 | 2 |
| 030200075 | 3 | 12 | 20 | 75 | 4 | 2 |
| 030250075 | 3 | 12 | 25 | 75 | 4 | 2 |
| 030300075 | 3 | 12 | 30 | 75 | 4 | 2 |
| 030400075 | 3 | 12 | 40 | 75 | 4 | 2 |
| 040160075 | 4 | 16 | - | 75 | 4 | 2 |
| 050200100 | 5 | 20 | - | 100 | 6 | 2 |
| 060250100 | 6 | 25 | - | 100 | 6 | 2 |
| 060250150 | 6 | 25 | - | 150 | 6 | 2 |
| 080400150 | 8 | 25 | 40 | 150 | 8 | 2 |
| 100500150 | 10 | 25 | 50 | 150 | 10 | 2 |
| 120600150 | 12 | 25 | 60 | 150 | 12 | 2 |
2DDML Series Diamond-Coated Graphite End Mill for Composite Materials Professional Precision Carbide End Mills and Cutting Tools Manufacturing
LV Tool provides 2DDML Series Diamond-Coated Graphite End Mill for Composite Materials for buyers who need dependable precision carbide end mills and cutting tools in professional CNC machining environments. This product supports manufacturers, machine shops, and tooling distributors looking for stable cutting performance, accurate dimensions, and reliable results across demanding materials and production conditions.
Our carbide tools are produced with premium materials, precision CNC grinding, coating expertise, and ISO 9001-certified quality control. This helps customers improve tool life, surface finish, chip evacuation, cutting stability, and machining efficiency in applications such as mold making, automotive parts, aerospace components, electronics, and precision machinery.
As a Taiwan manufacturer with OEM ODM support, LV Tool helps buyers evaluate product fit, standard dimensions, custom tooling needs, and long-term supply requirements. We focus on practical cutting tool solutions that reduce downtime, control cost, and support consistent production quality.

