SD Shape Tungsten Carbide Rotary Burrs 3mm 6mm 10mm 12mm Shank for Metalworking up to 35,000 RPM
Price:
1.0-3.8usd
MOQ:
10pcs
Delivery Time:
3-25 days
Brand:
Zweimentool
Product Description
SD Shape Tungsten Carbide Rotary Burrs
Premium SD shape carbide rotary burrs designed for precision contouring and smooth finishing in complex metalworking operations. Features a tapered cone with rounded end design for superior performance on angled surfaces and intricate contours.
Key Product Advantages
- Versatile Tapered Design: Ideal for angled surfaces and intricate contours
- Extended Tool Life: Premium tungsten carbide construction provides 5-8X longer lifespan than HSS tools
- Optimized Tooth Geometry: Available in single, double, and aluminum-specific cuts
- Precision Balanced: Vibration-free operation at high RPMs up to 35,000
- Custom Solutions: Special configurations available for unique applications
Technical Specifications
Cutting Head Composition
- Carbide Grade: K10 (YG8)/K20 (YG6X) per ISO 513 standards
- Hardness: 90-92 HRA (Rockwell A scale)
- Grain Structure: Sub-micron (0.5-0.8μm) tungsten carbide
- Cobalt Content: 6-8% for optimal toughness
Shank Material Options
Standard HSS Shank: AISI M2 high-speed steel, 62-64 HRC hardness, precision ground with anti-corrosion treatment
Premium Carbide Shank: Micro-grain tungsten carbide, 90 HRA hardness, maximum rigidity for precision work
Product Series & Specifications
| Model No. | Shank Ø (mm) | Head Ø (mm) | Taper Angle | OAL (mm) | Tooth Type | Best For |
|---|---|---|---|---|---|---|
| SD-306 | 3.0 | 6.0 | 15° | 50 | Single-cut | Hardened Steel |
| SD-610 | 6.0 | 10.0 | 20° | 75 | Double-cut | General Steel |
| SD-1016 | 10.0 | 16.0 | 15° | 100 | Aluminum-cut | Aluminum Alloys |
| SD-1220 | 12.0 | 20.0 | 30° | 125 | Double-cut | Cast Iron |
Tooth Type Selection Guide
| Tooth Type | Characteristics | Best For | Surface Finish |
|---|---|---|---|
| Single-cut | Deep, aggressive cuts | Hard materials (HRC>45) | Rough (Ra 6.3-12.5μm) |
| Double-cut | Balanced performance | General purpose steel | Medium (Ra 3.2-6.3μm) |
| Aluminum-cut | High flute clearance | Non-ferrous metals | Fine (Ra 1.6-3.2μm) |
Expert Q&A
Q: What makes SD shape different from other burr shapes?
A: The tapered design with rounded end provides better access to angled surfaces and produces smoother transitions in contouring applications.
Q: How do I select the right tooth configuration?
A: Consider your material hardness and desired finish. Our engineers can recommend optimal configurations based on your specific application.
Q: What's the maximum RPM for these burrs?
A: Standard rating is 35,000 RPM. Carbide-shank versions can operate at 50,000 RPM with proper cooling.
Why Choose Our Carbide Burrs?
- German-engineered production technology
- JIS B and DIN standards compliance
Contact Information
Email: sales@zweimentool.com
Phone/WhatsApp: 0086-182-1567-0293
Live chat available on our website
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Xinhua Industrial Co., LTD
Location
SANTAI TEMPLE NO.67 ZILIUJING DISTRICT ZIGONG CITY SICHUAN PROVINCE CHINA PR
Contact Person
HARRY