Tungaloy RCMT0502MO-61 NS9530 Insert
High-Precision Round Turning | 61 Finishing Breaker | Premium NS9530 Cermet
What is the best cermet insert for high-speed finishing?
The Tungaloy RCMT0502MO-61 NS9530 is a specialized round cermet turning insert designed for superior surface finishes in steel applications. By utilizing the NS9530 cermet grade, this tool provides excellent chemical stability and resistance to built-up edge, allowing for incredible mirror-like finishes. The 61 chipbreaker is specifically engineered for light-duty finishing, ensuring precise chip control at small depths of cut. This Japan-made CNC turning insert is the professional choice for finishing intricate profiles with high dimensional accuracy.
Mirror Finish Quality
Advanced NS9530 cermet prevents material welding, resulting in a superior surface finish Ra compared to standard carbide.
High Wear Resistance
Maintains edge sharpness even at high cutting speeds, reducing tool change frequency in high-volume production.
Superior Edge Strength
The round (RCMT) geometry provides the strongest possible cutting edge for profiling and variable feed directions.
Decoding the RCMT0502MO-61 Technical Code
R
Round Shape
C
7° Relief Angle
M
Tolerance Class
T
Hole/Fixing
05
5mm Size
02
2.38mm Thick
MO
Finish Detail
61
Chipbreaker
Technical Specifications: Metric vs. Imperial
| Feature |
Metric Unit |
Imperial Designation |
| Inscribed Circle (IC) |
5.0 mm |
0.197 inch |
| Thickness (S) |
2.38 mm |
3/32 inch |
| Corner Radius (RE) |
2.5 mm (Full Round) |
0.098 inch |
| Hole Diameter (D1) |
2.3 mm |
0.091 inch |
Recommended Cutting Parameters (NS9530)
-
Cutting Speed (Vc): 100 - 350 m/min (Finishing Carbon/Alloy Steels)
-
Feed per Tooth (f): 0.05 - 0.20 mm/rev (Optimized for 61 breaker)
-
Depth of Cut (Ap): 0.1 - 1.2 mm (Light finishing range)
*Note: For maximum gloss, maintain a high cutting speed and ensure stable clamping.*
4. Product Applications
- Fine profile turning for precision shafts.
- Finishing internal and external radii.
- Mirror-finish machining for medical or aerospace steel components.
- Profiling on carbon, alloy, and mold steels.
5. Tool Compatibility
Compatible with standard SRGCR/L or SRDCN turning tool holders designed for round positive inserts (Size 0502). Suitable for high-speed CNC lathes and Swiss-type machines.
7. Why Choose CNCHome-Beyond?
✔️ 100% Genuine: All Tungaloy products are direct from Japan.
✔️ Technical Support: Expert advice on cutting parameters.
✔️ Fast Global Shipping: Reliable logistics for CNC shops.
✔️ Industrial Standards: ISO compliant high-performance tools.
Global Verified Reviews
⭐⭐⭐⭐⭐ "Mirror Surface Success" - Hans K., Germany
"The surface finish on 4140 steel is incredible. This NS9530 cermet is a game changer for our finishing department."
⭐⭐⭐⭐⭐ "Excellent Profiling" - Yuto S., Japan
"Round geometry is so stable. I use RCMT0502 for complex radii and it never chips at high RPM."
⭐⭐⭐⭐ "Great Chip Control" - Brian T., USA
"The 61 breaker handles fine finishing cuts perfectly. No long stringy chips on my lathe."
⭐⭐⭐⭐⭐ "Authentic Tungaloy" - A. Bernard, France
"Fast shipping and genuine parts. The consistency across the box is perfect."
8. FAQ - Common Questions
Q: Can I use NS9530 for stainless steel?
A: Cermet is best for general steels. For stainless steel, we recommend PVD coated carbide like AH725 for better stability.
Q: Is dry or wet machining better for cermet?
A: Dry machining with high-speed air is often preferred for cermet to avoid thermal shock, which can cause edge chipping.
Q: What is the benefit of the 61 chipbreaker?
A: It is designed for 'Light Cut' finishing. It provides low cutting resistance and excellent chip management on thin finishing passes.
9. Related Tooling Products
SRGCR Tool Holder
RCMT0502 AH725 (Carbide)
Cermet Face Milling Inserts
Expert Insight: Cermet vs. Carbide Tip
In CNC finishing, cermet (NS9530) provides superior chemical stability over carbide. This means less friction and no built-up edge, which is essential for achieving a mirror-like finish on precision turned parts. For heavy roughing, stick to carbide; for the final shine, trust NS9530.
© Original Technical Data by cnchome-beyond.com - Japan Excellence
