Engineered for demanding machining environments, the Stainless Steel Neck Turning Mandrels 749001185 deliver unmatched rigidity, precision, and durability. Crafted from premium grade 304 stainless steel, these mandrels are designed to withstand the harshest cutting forces while maintaining exceptional surface finish and dimensional stability.
Key Benefits
- Corrosion Resistance: 304 stainless steel offers superior protection against moisture, chemicals, and aggressive machining fluids.
- High Rigidity: Optimized wall thickness and reinforced geometry eliminate vibration for flawless neck turning operations.
- Precision Machined: Tolerances within ±0.005 mm ensure repeatable accuracy across high‑volume production runs.
- Universal Compatibility: Fits most CNC lathes, turning centers, and manual screw‑cutting machines that accept standard mandrel sizes.
- Easy Installation: Threaded end caps and a quick‑release locking mechanism reduce set‑up time.
- Extended Tool Life: The stainless steel construction minimizes wear, reducing the need for frequent replacements.
Technical Specifications
| Part Number | 749001185 |
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| Material | 304 Stainless Steel (AISI 304) |
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| Overall Length | 150 mm (5.91 in) |
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| Diameter (Nominal) | 25 mm (0.984 in) |
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| Thread Type | M8 x 1.25 (right‑hand) |
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| Maximum Cutting Speed | 12 m/min (40 ft/min) |
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| Weight | 0.45 kg (0.99 lb) |
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| Surface Finish | Ra ≤ 0.8 µm (32 µin) |
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| Operating Temperature | ‑40 °C to +250 °C (‑40 °F to +482 °F) |
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Ideal Applications
The 749001185 mandrel is the preferred choice for a broad spectrum of high‑precision neck turning tasks, including:
- Aerospace component manufacturing (e.g., turbine shaft necks)
- Automotive engine and drivetrain parts
- Medical device production (e.g., surgical instrument shafts)
- Industrial gear and coupling fabrication
- Custom prototyping and low‑volume batch production
Why Choose Our Stainless Steel Neck Turning Mandrels?
When precision and reliability matter, our mandrels provide the performance edge you need. Each mandrel undergoes a rigorous quality assurance process, including:
- Material certification to ensure true 304 stainless composition.
- Dimensional inspection using CNC coordinate measuring machines (CMMs).
- Surface integrity testing to verify Ra specifications.
- Stress‑relief heat treatment to eliminate internal residual stresses.
This meticulous approach guarantees a product that consistently meets or exceeds ISO 9001 and AS9100 standards.
Installation & Usage Tips
Follow these best practices for optimal performance:
- Clean the spindle bore and mandrel surface before mounting.
- Apply a thin layer of high‑temperature anti‑seize compound to the threads.
- Tighten the end caps using the recommended torque (typically 8–10 Nm).
- Perform a dry run without cutting material to verify concentricity.
- Use coolant appropriate for stainless steel to minimize heat buildup.
Compatibility & Accessories
The 749001185 mandrel pairs seamlessly with a variety of accessories, such as:
- Custom chuck adapters
- Threaded collets for metric and imperial sizes
- Balancing weights for high‑speed turning
- Protective caps for storage and transport
Environmental Responsibility
Our stainless steel mandrels are 100% recyclable and manufactured using energy‑efficient processes. By choosing the 749001185, you support sustainable machining practices without compromising on quality.
