Tungaloy CCMT09T308-PS AH725 PVD Carbide Turning Insert for Stainless Steel

$46.81 USD

✓ In Stock & Fast Dispatch: Ships within 24–48 Hours from China

✓ Global Shipping: Express 3–10 Days | Standard 5–15 Days

✓ Guaranteed Quality: 100% Compatibility | Direct Factory Outlet

✓ Technical Support: Need grade selection help? Contact Engineer

Description

Description

Tungaloy CCMT09T308-PS AH725 Turning Insert

High-Stability Steel & Stainless Machining | Tough AH725 PVD Grade | 0.8mm Radius

How does the CCMT09T308-PS AH725 improve CNC turning stability?

The Tungaloy CCMT09T308-PS AH725 is a high-performance PVD coated carbide turning insert designed for maximum versatility and edge strength. Utilizing the premium AH725 grade, this insert features a tough carbide substrate coupled with a specialized PVD coating that excels in preventing built-up edges on "sticky" materials like stainless steel and low-carbon steel. The PS-style chipbreaker is precision-engineered for finishing to light semi-finishing, ensuring exceptional chip control even at varying depths of cut. With a robust 0.8mm corner radius, it serves as a highly durable indexable turning tool for precision machining where edge reliability and long tool life are critical requirements. Manufactured in Japan, it meets the highest global standards for CNC machining productivity.

Decoding the CCMT09T308-PS Model Number

C
80° Rhombic

C
7° Clearance

M
M Tolerance

T
Hole Type

09
9.5mm Edge

T3
3.97mm Thick

08
0.8mm Radius

PS
Chipbreaker

Size Identification: Metric and Imperial Standards

Technical Feature	Metric (Standard)	Imperial Equiv.
ISO / ANSI Model	CCMT09T308-PS	CCMT32.52-PS
Inscribed Circle (IC)	9.525 mm	3/8 inch
Corner Radius (RE)	0.8 mm	1/32 inch

Why choose the AH725 grade for tough alloy steels?

The AH725 grade is a versatile PVD (Physical Vapor Deposition) grade that features a high-density, multi-layered AlTiN coating. This coating offers a smooth surface that reduces friction and heat build-up. For precision machining, this means you can achieve tighter tolerances and better surface finishes without worrying about premature tool failure. This long-tail keywords industry favorite is particularly strong when facing interrupted cuts or unstable setups, providing a much higher level of toughness compared to standard CVD grades.

How does the PS chipbreaker perform at higher feed rates?

The PS Chipbreaker is specifically ground to facilitate smooth chip evacuation during finishing and semi-finishing operations. Its sharp cutting edge minimizes cutting resistance, which helps prevent vibration on the workpiece. When paired with the 0.8mm radius, this indexable turning tool allows for slightly more aggressive feed rates than smaller radius inserts while maintaining excellent chip control in CNC machining.

What are the recommended cutting parameters for AH725?

Ideal for P (Steel) and M (Stainless Steel) Applications:

Cutting Speed (Vc): 70 - 220 m/min (230 - 720 SFM)
Feed Rate (f): 0.08 - 0.25 mm/rev
Depth of Cut (ap): 0.5 - 2.0 mm

*Pro Tip: For stainless steel, ensure adequate coolant flow to maximize the PVD coating's effectiveness and extend tool life.*

Trusted Reviews from Machinists Globally

⭐⭐⭐⭐⭐ "Great balance of toughness" - Hans K., Germany
"The AH725 grade handles alloy steel beautifully. The 0.8mm radius on these CCMT09T3 inserts gives a very stable performance even on older machines."

⭐⭐⭐⭐⭐ "Perfect for my CNC shop" - Sato R., Japan
"Original Tungaloy quality. These inserts have very consistent wear patterns, making it easy to predict tool changes in our production runs."

⭐⭐⭐⭐ "Very Sharp and Clean" - Mike D., USA
"The PS chipbreaker is fantastic for finishing passes. No more stringy chips wrapping around the spindle. Highly recommend."

⭐⭐⭐⭐⭐ "Top tier for stainless" - Alessia G., Italy
"Using these in SCLCR09 tool holders for 304 stainless. The PVD coating really helps with heat management compared to CVD."

⭐⭐⭐⭐⭐ "Authentic product, fast delivery" - Liam W., Australia
"Genuine Tungaloy inserts. They perform exactly as the catalog states. The AH725 grade is a lifesaver for our stainless jobs."

Technical Q&A

Q: Which tool holders are compatible with this insert?

A: This insert fits any standard **SCLCR09** or **SCLCR3/8** turning holder or boring bar designed for size 09 (3/8" IC) rhombic inserts.

Q: Why should I choose the 0.8mm radius (08)?

A: The 0.8mm corner radius provides a much stronger edge than 0.2mm or 0.4mm, making it more resistant to chipping and allowing for faster feed rates.

Q: Is AH725 better than T9125 for stainless steel?

A: Yes, generally PVD grades like **AH725** are preferred for stainless steel finishing because they allow for a sharper edge and reduced built-up edge compared to thicker CVD coatings.

Expert Machining Tip: Choosing Your Grade

For high-speed production in carbon steel, CVD grades are king. However, for precision machining involving varied materials or sticky stainless steels, PVD Coated Carbide like AH725 is the ultimate choice to ensure a smooth finish and reliable tool life.

Technical FAQ & Buying Guide

Are your carbide inserts interchangeable with major brands like Sandvik, Iscar, or Kennametal?

Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.

How do I choose the correct insert grade and chipbreaker for machining Stainless Steel (M) vs. Carbon Steel (P)?

We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:

For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.

What are the recommended cutting speed (Vc) and feed rate (f) parameters to maximize tool life?

The optimal cutting parameters vary depending on the workpiece hardness and operation type:

For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.

Do you offer bulk discounts or wholesale pricing for machine shops and distributors?

Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.

What is your international shipping policy and typical lead time for orders?

We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.

How do you guarantee the quality and tolerance precision of your CNC tools?

All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.