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K40 Carbide Rotary Burr Drill Bit SF Shape HRC 60- HRC 62 Shank
| MOQ: | 10pcs |
| Price: | 4.5usd |
| Standard Packaging: | plastic case , carton box |
| Delivery Period: | 5-25days |
| Payment Method: | MoneyGram,Western Union,T/T,D/P,D/A,L/C |
| Supply Capacity: | 10000pcs per month |
Detail Information
Brand Name
Zweimentool
Certification
ISO CE
Model Number
Carbide Rotary Burr for Aluminium Cutting SF Shape
Highlight:
K40 Carbide Rotary Burr Drill Bit
,Rotary Burr Drill Bit SF Shape
,HRC60 Rotary Burr Drill Bit
Product Description
High-Performance SF-Shaped Carbide Rotary Burrs for Aluminium Cutting
Precision engineered for superior aluminium machining, our SF-shaped carbide rotary burrs combine aggressive cutting with finishing capability, making them ideal for complex contouring and edge blending in aluminium workpieces.
Key Product Advantages
- Dual-Purpose Design - Flame shape enables both roughing and finishing in one tool
- Anti-Clog Geometry - Proprietary flute pattern prevents aluminium adhesion
- Premium Materials - K40 micro-grain carbide with SCM435 alloy steel shank
- Swiss Precision - Ground to tolerances of ±0.005mm for perfect balance
- Versatile Application - Perfect for aerospace components, automotive molds, and precision engineering
Technical Specifications & Materials
1. Cutting Head Composition
- Carbide Grade: K40 (93.5% WC, 6.5% Co)
- Hardness: HRA 93±0.3
- Grain Size: 0.4-0.6μm micro-grain structure
- Coating Options: TiCN (Standard), ZrN (Premium)
2. Shank Specifications
- Material: SCM435 chromium-molybdenum alloy steel
- Heat Treatment: Vacuum hardened to HRC 60-62
- Runout: <0.003mm for vibration-free operation
Advanced Manufacturing Process
- Material Selection
- Only certified K40 carbide blanks from leading German suppliers
- Traceable SCM435 steel with full material certificates
- Precision Machining
- 6-axis CNC grinding with Diamond wheel technology
- Micro-geometry optimization for aluminium-specific cutting
- Quality Assurance
- 100% hardness testing (Rockwell & Vickers)
- Digital microscopy inspection of cutting edges
- Dynamic balancing to ISO 1940-1 G2.5 standard
- Surface Treatment
- Electrolytic polishing for ultra-smooth finish
- Anti-corrosion packaging with VCI protection
Complete Product Line (SF Series)
| Model | Cutting Dia. (mm) | Working Length (mm) | Shank Size | Flute Type | Max RPM | Best For |
|---|---|---|---|---|---|---|
| SF-AL301 | 4 | 8 | 3mm (1/8") | Single Cut | 40,000 | Precision detailing |
| SF-AL302 | 6 | 12 | 6mm (1/4") | Single Cut | 35,000 | General contouring |
| SF-AL303 | 8 | 15 | 6mm (1/4") | Single Cut | 30,000 | Heavy material removal |
| SF-AL304 | 10 | 18 | 6mm (1/4") | Single Cut | 28,000 | High-finish blending |
| SF-AL305 | 12 | 22 | 6mm (1/4") | Single Cut | 25,000 | Industrial applications |
Custom configurations available with MOQ 50pcs - contact for engineering support
Expert Application Guide
Optimal Cutting Parameters
- Speed: 18,000-30,000 RPM (depends on diameter)
- Feed Rate: 0.05-0.15mm/tooth
- Cooling: Recommended for prolonged operations
Troubleshooting Common Issues
- Problem: Premature wear
Solution: Verify material hardness matches tool specification - Problem: Chip packing
Solution: Increase air blast or use shorter flute version - Problem: Surface finish degradation
Solution: Replace with fresh tool and check runout
Why Global Manufacturers Choose Us
- Specialized in Aluminium Cutting Tools since 2008
- German-Designed Cutting Geometry for maximum efficiency
- Full ISO 9001:2015 Certified Production
- 48-Hour Sample Service for qualified buyers
- Dedicated Engineering Support for custom solutions
Global Logistics Network
- Express Shipping: DHL/UPS/FedEx (2-5 business days)
- Export Compliance: Fully documented for international shipments
- Customs Support: HS code classification assistance
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