TaeguTec SPGG050204DA K10 | Precision Turning Insert for Aluminum
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TaeguTec SPGG050204DA K10
Precision Finishing Specialist: Ultra-Sharp Edge for Non-Ferrous Metals
Product Overview
"Which turning insert is most effective for achieving a mirror-like surface on Aluminum without Built-Up Edge (BUE)?"
The TaeguTec SPGG050204DA K10 is a high-precision, ground-class turning insert specifically engineered for ISO N (Non-ferrous) applications. The K10 grade is an uncoated micro-grain carbide substrate known for its extreme hardness and ability to maintain an ultra-sharp cutting edge. Combined with the DA chipbreaker—which features a highly polished rake face and a sharp positive rake angle—this insert excels in minimizing friction and preventing material adhesion. It is the professional choice for finishing operations where dimensional accuracy and superior surface integrity are non-negotiable.
Key Features
Provides the sharpest possible cutting edge by eliminating coating thickness, crucial for cutting "gummy" materials like aluminum.
The mirror-polished surface allows for rapid chip evacuation and prevents Built-Up Edge (BUE), ensuring consistent finishes.
High-precision grinding ensures exceptional repeatability and stability in Swiss-type and precision turning centers.
Technical Specifications
ISO Designation Decoding: SPGG050204-DA
Square
11° Relief
Tol. Class G
Hole/Chip
5.5mm L
2.38mm T
0.4mm RE
| Unit System | Designation | Edge Length (L) | Thickness (S) |
|---|---|---|---|
| Metric | SPGG 050204 DA | 5.50 mm | 2.38 mm |
| Imperial | SPGG 1.8(1.5)1 DA | 0.217" | 0.094" |
Recommended Cutting Parameters
| Material Group | Cutting Speed (Vc) | Feed Rate (fn) |
|---|---|---|
| Aluminum (Si < 12%) | 300 - 900 m/min | 0.05 - 0.20 mm/rev |
| Copper / Brass | 200 - 500 m/min | 0.04 - 0.15 mm/rev |
Compatible Holders
This insert is precision-matched for: SCLC / SCAC / SCF type toolholders with an 11-degree relief angle.
Product Applications
- High-speed finishing of aluminum aerospace components.
- Precision turning of copper alloy electronic connectors.
- Micromachining of non-ferrous medical devices.
- Suitable for plastic turning where high sharpness is required to prevent melting.
TaeguTec Grade Comparison
Uncoated. Best for preventing Built-Up Edge in Al and Copper.
Diamond-like carbon coated. Best for highly abrasive high-silicon aluminum.
Why Professional Machinists Choose TaeguTec
TaeguTec's SPGG series is the industry benchmark for non-ferrous finishing. The K10 grade's superior edge strength and high thermal conductivity allow for faster spindle speeds while maintaining tight tolerances. When precision matters, TaeguTec delivers the consistency needed for high-production CNC environments.
"Mirror-like finish!" - Switched from a generic insert to these for my 6061 Al parts. The finish is day and night difference. No BUE even after long runs.
— Lead Engineer (USA)Perfekt für Aluminium. Sehr scharfe Schneide und sehr gute Standzeit.
— CNC Spezialist (Germany)Ottima finitura superficiale su ottone. TaeguTec è sempre una garanzia.
— Officina Meccanica (Italy)Very sharp. Good for finishing, though fragile if pushed too hard into steel.
— Precision Tech (Japan)Frequently Asked Questions
1. Why is this insert uncoated?
Uncoated carbide (K10) allows the edge to remain exceptionally sharp. Coatings add a microscopic layer that "rounds" the edge, which can lead to built-up edge in soft non-ferrous metals.
2. Can I use SPGG050204DA on Steel?
It is not recommended. The K10 grade and DA geometry are optimized for non-ferrous metals. Steel would quickly cause edge wear and fracture due to lack of coating and specialized chip control for steel.
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.