SL Shaped K50 Carbide Rotary Burr for Aluminium Deep Cavity Machining with 5:1 L/D Ratio and 45,000 RPM
Price:
4.5usd
MOQ:
10pcs
Delivery Time:
5-25days
Brand:
Zweimentool
Product Description
SL-Shaped Carbide Rotary Burrs for Aluminium Deep Cavity Machining
High-performance carbide rotary burrs featuring specialized spherical long neck design, combining extended reach with precision ball-nose cutting capability for deep cavity machining and 3D contouring applications.
Key Product Advantages
- Extended reach design with up to 5:1 length-to-diameter ratio for deep pocket machining
- Anti-galling geometry prevents aluminium adhesion during cutting operations
- Premium K50 micro-grain carbide construction with 42CrMoV alloy steel shank
- Automated silver brazing ensures 100% joint integrity and reliability
- Aerospace-grade precision with ±0.003mm grinding tolerances for vibration-free operation
Technical Specifications
Cutting Head Composition
- Carbide Grade: K50 (94% WC, 6% Co)
- Hardness: HRA 93.5±0.3
- Grain Size: 0.3-0.5μm ultra-fine grain structure
- Brazing Technology: Fully automated silver brazing with 56% Ag content
Shank Specifications
- Material: 42CrMoV chrome-moly-vanadium alloy steel
- Heat Treatment: Vacuum hardened to HRC 60-62
- Runout: <0.002mm (DIN 8032 Class AA standard)
Complete Product Line
| Model | Ball Dia. (mm) | Neck Length (mm) | Shank Size | Max RPM | Best Application |
|---|---|---|---|---|---|
| SL-AL401 | 3 | 15 | 3mm (1/8") | 45,000 | Micro deep cavities |
| SL-AL402 | 4 | 20 | 3mm (1/8") | 40,000 | Precision molds |
| SL-AL403 | 6 | 25 | 6mm (1/4") | 35,000 | Aerospace components |
| SL-AL404 | 8 | 30 | 6mm (1/4") | 30,000 | Automotive dies |
| SL-AL405 | 10 | 35 | 6mm (1/4") | 28,000 | Large cavity work |
Custom configurations available with minimum order quantity of 50 pieces - inquire about rapid prototyping services.
Optimal Cutting Parameters
- Speed: 20,000-35,000 RPM (based on diameter)
- Feed Rate: 0.04-0.12mm per tooth
- Cooling: Air blast mandatory for length-to-diameter ratios greater than 3:1
Manufacturing Excellence
15 years of specialization in deep-reach carbide tools with fully automated production meeting Industry 4.0 standards. Every tool undergoes 100% X-ray brazing inspection for maximum reliability. 48-hour sample service with complete test reports available, plus onsite technical support in EU and North America regions.
Certifications & Logistics
- Certifications: CE, RoHS, REACH compliant
- Export Packaging: Climate-controlled for overseas shipping
- Lead Time: 7-15 days for standard orders
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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