Tungaloy CCMT060204-PS T9125 Turning Insert
Versatile Steel Machining | Premium T9125 CVD Grade | PS Precision Chipbreaker
What is the Tungaloy CCMT060204-PS T9125 best used for?
The Tungaloy CCMT060204-PS T9125 is a high-performance CVD coated carbide turning insert engineered for stable finishing and semi-finishing of steel. Utilizing the versatile T9125 grade, this insert offers an excellent balance of wear resistance and toughness, making it suitable for both continuous and light interrupted cuts. The PS-style chipbreaker is specifically designed for light-duty operations, providing exceptional chip control and reducing cutting forces during CNC machining. With its 0.4mm corner radius, it is the perfect indexable turning tool for precision machining where a superior surface finish and consistent tool life are required. Made in Japan, it ensures reliability for professional workshops worldwide.
How do I decode the meaning of the CCMT060204-PS model code?
C
80° Rhombic
C
7° Clearance
M
M Tolerance
T
Hole Type
06
6.4mm Edge
02
2.38mm Thick
04
0.4mm Radius
PS
Finishing Type
Is CCMT060204 the same as CCMT21.51? (Metric vs. Imperial)
| Standard Type |
Model Designation |
Inscribed Circle (IC) |
| Metric Model |
CCMT060204-PS |
6.35 mm |
| Imperial Model |
CCMT21.51-PS |
1/4 inch |
| Corner Radius |
0.4 mm |
0.016 inch |
How does the T9125 grade handle both continuous and interrupted cuts?
The T9125 grade is Tungaloy’s "All-Rounder" for steel turning. It features a specialized multi-layer CVD coating that provides excellent heat insulation and resistance to crater wear. Unlike the harder T9115 grade, T9125 offers increased toughness, which prevents premature edge chipping when the cutting process is not perfectly continuous. This long-tail keywords industry standard allows for stable CNC machining across a wider variety of steel alloys, ensuring your precision machining projects stay on schedule with fewer tool changes.
Why is the PS chipbreaker geometry so popular for finishing?
The PS Chipbreaker is a ground-profile geometry optimized for light finishing operations. Its sharp cutting edge minimizes cutting resistance, which is critical for preventing vibration and ensuring a mirror-like surface finish. It excels in breaking chips at small depths of cut, ensuring a clean and safe automated process even at high speeds.
What are the recommended feeds and speeds for this insert?
Optimized for P (Steel) Applications:
-
Cutting Speed (Vc): 120 - 320 m/min (390 - 1050 SFM)
-
Feed Rate (f): 0.05 - 0.20 mm/rev
-
Depth of Cut (ap): 0.2 - 1.5 mm
*Pro Tip: For improved tool life in tough alloy steels, stay within the mid-range of the recommended Vc.*
What do professional machinists say about the T9125 grade?
⭐⭐⭐⭐⭐ "Very versatile grade" - Lukas H., Germany
"I use T9125 for a bit of everything. It handles the occasional interrupted cut on carbon steel much better than harder grades. Very predictable wear."
⭐⭐⭐⭐⭐ "Authentic Tungaloy Quality" - Takumi N., Japan
"Genuine Japanese inserts. The PS chipbreaker works perfectly for my fine-turning tasks. No more stringy chips."
⭐⭐⭐⭐ "Great Surface Finish" - Robert S., USA
"Switched to these for finishing alloy steel parts. The surface Ra is exactly where it needs to be. Reliable tool life."
⭐⭐⭐⭐⭐ "Excellent value" - Marco V., Italy
"Fits my SCLCR06 holders perfectly. For high-volume production, Tungaloy is always our first choice for stability."
⭐⭐⭐⭐⭐ "Fast delivery, original parts" - Sarah D., UK
"Exactly as described. High performance Japanese inserts. Will definitely reorder for our workshop."
Technical Q&A
Q: Can I use T9125 for machining stainless steel?
A: T9125 is primarily designed for Steel (P). For dedicated Stainless (M) turning, Tungaloy's T6120 or AH725 grades are recommended for better results.
Q: What tool holder fits this CCMT060204-PS insert?
A: It fits any standard **SCLCR06** or **SCLCR1/4** turning tool holder or boring bar designed for size 0602 inserts.
Q: What is the benefit of a CVD coating over PVD?
A: CVD coatings are thicker and more heat-resistant, allowing for much higher cutting speeds in continuous steel turning compared to PVD.
Expert Machining Tip: T9115 vs. T9125
Choose T9115 for high-speed continuous cutting where hardness is key. Choose T9125 (this insert) if your process involves vibration or light interruptions, as the extra toughness prevents edge breakdown, providing more reliable tool life in diverse CNC machining conditions.
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