TaeguTec SCMT09T304-MT TT5100 | Square Cast Iron Turning Insert
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TaeguTec SCMT09T304-MT TT5100
Mastering ISO K: The High-Velocity Square Insert for Professional Cast Iron Machining
Product Overview
"Which square positive insert offers the best heat resistance and tool life when turning abrasive gray iron at high cutting speeds?"
The TaeguTec SCMT09T304-MT TT5100 is an industrial-grade solution for ISO K (Cast Iron) turning. The TT5100 grade features a sophisticated thick-film CVD Alumina ($Al_2O_3$) coating that acts as a robust thermal shield, preventing crater wear during the intense heat of high-speed iron cutting. The MT (Medium) chipbreaker geometry is optimized for medium-duty applications, providing stable chip breaking in ductile iron and minimizing dust when machining gray iron. This combination delivers exceptional dimensional accuracy and surface integrity for high-volume CNC production.
Key Features
Thick alumina coating provides superior abrasive wear resistance and thermal protection for continuous iron cutting.
Specifically tuned for medium applications to ensure smooth chip evacuation and reduced cutting pressure.
The square positive shape offers 4 cutting edges with a strong cross-section, ideal for reliable performance.
Technical Specifications
ISO Code Decoding: SCMT09T304-MT
Square 90°
7° Relief
Tolerance
Hole/Sint
9.52mm IC
3.97mm S
0.4mm RE
Medium Chip
| Unit System | Designation | I.C. (Inscribed Circle) | Nose Radius (RE) |
|---|---|---|---|
| Metric (ISO) | SCMT09T304-MT | 9.52 mm | 0.4 mm |
| Imperial (ANSI) | SCMT32.51-MT | 0.375" | 0.015" |
Recommended Cutting Parameters
| Material Group | Speed (Vc) | Feed Rate (fn) |
|---|---|---|
| Gray Cast Iron (K) | 250 - 500 m/min | 0.10 - 0.35 mm/rev |
| Ductile Cast Iron (K) | 180 - 400 m/min | 0.10 - 0.30 mm/rev |
Compatible Toolholders
This SCMT 09 series insert is designed for standard 90° square positive holders. We recommend: SSKCR/L 09 or SCKCR/L 09 series. For internal boring, use S-SCKCR 09 boring bars.
Product Applications
- High-speed continuous turning of automotive brake discs and drums.
- Precision machining of industrial pump housings made from ductile iron.
- Medium-duty turning of gray iron engine blocks and heavy industrial castings.
- Ideal for high-volume CNC lines where heat resistance is critical for tool life.
TaeguTec Cast Iron Specialists
| Grade Name | Coating | Primary Focus |
|---|---|---|
| TT5100 | CVD (Thick Al2O3) | Wear Expert: Maximum speed and thermal stability in continuous iron cuts. |
| TT5080 | PVD | Toughness Expert: Best for interrupted or light iron machining. |
Why Choose TaeguTec?
TaeguTec is a global pioneer in tungsten carbide technology. The SCMT 09T304-MT TT5100 represents the perfect synergy of substrate toughness and coating innovation. By utilizing a specialized micro-grain carbide substrate paired with thick CVD Alumina, TaeguTec allows CNC shops to increase cutting speeds without sacrificing edge integrity. Our MT chipbreaker ensures that chip control remains consistent, reducing machine downtime and improving operator efficiency. When your production goals require the highest level of performance in Cast Iron, TaeguTec is the professional's choice.
Verified Global Feedback
"Reliable Tool Life"
We use these for ductile iron hubs. The TT5100 grade handles the high-velocity heat much better than our previous supplier.
— Cast Tech Engineering (USA)"Exzellent für Gusseisen"
Outstanding performance on gray iron engine parts. The 0.4 radius gives a perfect finish even at high feeds.
— Fertigungstechnik Bayern (Germany)"Grande Qualità"
Consistent chip breaking in difficult ductile iron. Very stable dimensional accuracy over long runs.
— Meccanica Lombarda (Italy)"Stable Production"
Highly heat-resistant. We can push the machine speed 20% higher compared to standard iron grades.
— Sato Heavy Components (Japan)Frequently Asked Questions
1. Can I use SCMT on Steel (ISO P)?
While possible, TT5100 is strictly optimized for Cast Iron. For steel, we recommend a CVD grade like TT8115 or TT8125.
2. Why use a square positive insert?
The Square Positive shape offers lower cutting forces than negative inserts, making it ideal for internal boring or machines with lower horsepower.
Technical FAQ & Buying Guide
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.
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.
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.
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.
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.
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.