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Engineered with precision and durability in mind, this tungsten carbide milling tool is designed for roughing applications across diverse industries, from automotive to aerospace. With ISO TUV certification, a 99.5% customer satisfaction rate, and advanced production facilities (TTB/ANCA/DECKEL/HOYMAN/TOP machines), it delivers exceptional performance on aluminum, high-hardness steel, plastic, and composite materials. Whether you’re seeking faster chip evacuation, enhanced cutting speed, or tailored solutions, this high-efficiency roughing cutter meets the demands of modern machining.

The 3-flute design features wider flute channels, enabling rapid chip evacuation—critical for preventing chip clogging during high-speed roughing. This design also reduces cutting force, minimizing workpiece deformation and extending tool life, especially when machining soft metals like aluminum or high-tensile steel.
With fewer flutes than traditional 4-flute cutters, the 3-flute design reduces contact resistance, allowing higher spindle speeds and feed rates. This translates to faster machining cycles, making it ideal for mass production environments where productivity is key.
Crafted from premium solid carbide with ultra-fine grain sizes (0.4-0.6μm) and high cobalt content (10-12%), the cutter offers exceptional flexural strength (4200-4500N/mm²). This micro-grain structure enhances edge retention, resists wear, and ensures consistent performance even under heavy loads.
Optimized for machining materials with hardness ranging from 45HRC to 68HRC, the cutter handles high-hardness steel, tool steel, and alloy steel with ease. Eliminating the need for multiple tools for different workpieces.
The optional Diamond coating provides extreme hardness (up to 8000HV) and wear resistance, making it perfect for machining abrasive materials like carbon fiber, fiberglass, and reinforced plastics. It also reduces friction and heat, ensuring smooth cutting even at high speeds.
For high-speed dry cutting applications, the TiSiN coating (4300HV hardness, 1000°C oxidation temperature) offers excellent heat stability and low friction. It’s ideal for machining mould steel, stainless steel, and other high-hardness metals without coolant.
A precision spiral flute geometry (30° helix angle) ensures optimal chip flow and cutting stability, reducing vibration and improving surface finish. This design also enhances tool rigidity, preventing deflection during deep cuts.
Parameter | Details |
Product Name | BFL 3-Flute Solid Carbide Roughing End Mill |
Material | Ultra-Fine Grain Tungsten Carbide (Custom Grades Available) |
HRC Range | 45HRC – 68HRC |
Flute Count | 3 Flutes |
Coating Types | TiAlN, TiSiN, Naco, Diamond, DLC |
Certification | ISO TUV |
Suitable Materials | Aluminum, high-hardness steel, tool steel, alloy steel, plastic, composite materials |
Blade Diameter (mm) | Blade Length (mm) | Shank Diameter (mm) | Full Length (mm) |
5.0 | 10 | 12 | 60 |
7.0 | 12 | 16 | 70 |
9.0 | 15 | 20 | 80 |
11.0 | 18 | 25 | 90 |
13.0 | 20 | 30 | 100 |
15.0 | 22 | 35 | 110 |
Custom Sizes | Available (3-25mm diameter, 50-120mm full length) | ||




BFL’s verified customization capabilities cater to unique business needs, offering flexible solutions for logo, packaging, parameters, and design.
Services: Laser marking (logo, specifications, brand name), graphic customization (product labels, user guides)
Customizable Parameters: Blade diameter, length, helix angle, HRC grade, coating type
MO10 pieces for logo/graphic customization; Negotiable for parameter adjustments
Options: Custom outer boxes, branded packaging tubes, eco-friendly packaging
Add-Ons: Customized labels with product details, company information, or barcodes
MO10 pieces
Support: Provide samples or technical drawings for full customization
Lead Time: 7-15 days for sample production; Negotiable for bulk orders
Quality Assurance: Strict quality inspection for customized products (ISO TUV certified)




The 3-flute solid carbide end mill offers faster chip evacuation (wider flute channels) and higher cutting speeds (reduced contact resistance). It’s ideal for soft metals (aluminum) and high-volume production, as it minimizes clogging and improves efficiency. 4-flute cutters excel in precision finishing, while 3-flute cutters prioritize roughing speed.
Yes, BFL supports custom sizes (3-25mm diameter, 50-120mm full length). Provide your technical drawings or sample, and our engineering team will develop a tailored solution. The MOQ for custom sizes is negotiable based on your order volume.
BFL offers global shipping via UPS, Fedex, DHL, TNT, EMS, or sea freight. Delivery times vary by region: 3-7 days for express (UPS/Fedex/DHL), 15-30 days for sea freight. We also provide tracking information for all orders.
Absolutely! The 3-flute design and wide flute channels make it perfect for aluminum machining. It prevents chip clogging and reduces cutting force, ensuring smooth, fast roughing. For optimal results, we recommend the TiAlN or Diamond coating.
BFL adheres to ISO TUV standards, with strict quality inspection at every production stage: raw material testing, machining precision checks, coating quality verification, and final performance testing. We also offer a 99.5% customer satisfaction rate, backed by positive reviews from global clients.