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.