The Carbide Expander Mandrels 749014469 are engineered for precision and durability in high‑performance machining environments. Crafted from premium-grade carbide, these mandrels deliver exceptional wear resistance, maintaining consistent expansion force even under the most demanding conditions.
Key Features & Benefits
- Superior Carbide Construction: Provides unparalleled hardness and longevity, reducing tool changeover time.
- Precision Expansion: Designed to deliver uniform radial force for accurate bore enlargement and material removal.
- Optimized Geometry: Engineered flutes and cutting edges ensure smooth operation and minimal vibration.
- High Compatibility: Fits a wide range of CNC machines, drilling rigs, and hydraulic expanders.
- Corrosion‑Resistant Finish: Protects the mandrels from harsh coolant and chemical exposure.
- Easy Installation: Simple set‑up with standard tool holders, saving valuable production time.
Technical Specifications
| Model Number | 749014469 |
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| Material | Industrial‑grade Carbide |
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| Diameter Range | 6 mm – 30 mm (custom sizes available) |
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| Length | 150 mm |
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| Shank Type | Standard CNC / Hydraulic |
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| Weight | 0.45 kg |
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| Operating Temperature | -40 °C to +250 °C |
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| Compliance | ISO 9001, CE Marked |
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Why Choose Our Carbide Expander Mandrels?
When precision matters, the Carbide Expander Mandrels 749014469 stand out as the reliable choice for aerospace, automotive, and heavy‑industry manufacturers. Their robust carbide composition ensures consistent performance, while the precision‑machined geometry reduces cycle times and enhances surface finish quality.
Applications
Ideal for:
- Bore expansion in aluminum and titanium alloys
- Repair and refurbishment of hydraulic cylinders
- Tooling for high‑speed CNC drilling operations
- Precision fitting of sleeves and bushings
- Custom machining projects requiring tight tolerances
Installation & Maintenance Tips
- Verify the mandrel size matches the workpiece diameter before installation.
- Secure the mandrel in a calibrated tool holder to prevent axial movement.
- Apply a light coating of cutting fluid to reduce heat buildup during operation.
- Inspect the carbide surface regularly for signs of chipping or wear.
- Store the mandrels in a dry, temperature‑controlled environment to preserve material integrity.
Customer Support & Warranty
Every purchase of the Carbide Expander Mandrels 749014469 includes a 12‑month limited warranty against manufacturing defects. Our technical support team is available 24/7 to assist with installation guidance, performance optimization, and any troubleshooting you may need.
Related Products
Enhance your tooling lineup with complementary accessories:
- Carbide Expansion Rods – Model 749014470
- High‑Precision Hydraulic Expanders – Model 749014471
- Cooling Fluid Delivery Systems – Model 749014472
Upgrade your machining efficiency today with the Carbide Expander Mandrels 749014469 – the perfect blend of strength, precision, and reliability.
