Kyocera CNMG120404WP CA510 TAA00995

Product Overview

The CNMG120404WP Grade CA510 (MPN: TAA00995) is a premium indexable carbide turning insert manufactured by Kyocera Corporation in Japan. Designed for high-precision finishing, surface-critical parts, this rhombic 80° negative insert combines an ultra-fine carbide substrate with an advanced PVD TiAlN coating to deliver exceptional wear resistance, thermal stability, and extended tool life in demanding CNC turning operations.

Engineered for precision and repeatability, the CNMG120404WP is the ideal choice for manufacturers seeking consistent surface finishes, tight dimensional tolerances, and reduced cycle times across high-volume production environments.

ISO Designation Breakdown

The CNMG120404WP follows the ISO 1832 standard for indexable inserts. Each position in the designation conveys critical geometric and functional information:

Engineering Dimensions & Geometry

All dimensions conform to ISO 1832:2017 tolerances for M-class inserts:

Geometric Features:

• Negative insert design (0° relief): Provides maximum edge strength and permits double-sided use (4–6 usable corners depending on holder geometry), significantly reducing cost per edge.
• Rhombic 80° shape: Offers an optimal balance between point angle strength and versatility, suitable for external turning, facing, and light profiling.
• 0.4 mm nose radius: Optimized for fine finishing and minimal surface roughness (Ra). Ideal for surface-critical components.
• Wiper Positive — High-precision finishing with wiper edge geometry: Specifically engineered chip groove geometry ensures reliable chip breaking across the recommended feed and depth-of-cut ranges.

Grade Details — Key Grade Characteristics

Grade CA510 is a high-performance PVD-coated carbide grade developed by Kyocera for multi-material turning applications.

Performance Advantages of CA510:

• Superior wear resistance: The TiAlN coating forms a protective aluminum oxide (Al₂O₃) layer at elevated temperatures, dramatically reducing flank and crater wear.
• Excellent thermal stability: Maintains hardness and coating integrity at high cutting speeds, enabling dry or near-dry machining (MQL).
• Enhanced chip control: Smooth coating surface reduces built-up edge (BUE) formation, especially in sticky materials like austenitic stainless steel.
• Multi-material versatility: Performs reliably across carbon steel, alloy steel, stainless steel, and cast iron — reducing inventory complexity.

Grade Comparison Matrix

Select the optimal Kyocera grade for your application:

Chipbreaker Profile

WP Chipbreaker — Wiper Positive — High-precision finishing with wiper edge geometry

The WP chipbreaker geometry on the CNMG120404WP is specifically engineered for the following characteristics:

• Chip formation control: Controlled, manageable chip curl and break for reliable evacuation.
• Cutting force optimization: Minimized radial and axial forces to reduce deflection on slender workpieces.
• Surface finish enhancement: Wiper edge design produces surface finishes comparable to grinding (Ra 0.4–0.8 μm).
• Edge reinforcement: Precision-ground edge for sharpness and minimal burr generation.

Recommended Applications & Workpiece Materials

The CNMG120404WP Grade CA510 is recommended for the following material groups and application scenarios:

Application Map by Operation

Recommended Cutting Conditions

Start with the following parameters and optimize based on your machine tool, workpiece material, and coolant strategy:

Note: Values are starting recommendations. Optimize based on machine rigidity, coolant application, and workpiece condition.

Operating Guidelines

To maximize tool life and part quality with the CNMG120404WP Grade CA510:

• Tool overhang: Minimize overhang to 4× tool diameter or less. Excessive overhang promotes vibration and chatter marks.
• Insert seating: Ensure the insert seat and pocket are clean and free of chips before clamping. Use a torque-calibrated key for consistent clamping force.
• Coolant strategy: CA510 supports both flood coolant and minimum quantity lubrication (MQL). For best surface finish, apply high-pressure coolant directed at the cutting edge.
• Entry strategy: Use ramp or arc entry into the workpiece. Avoid plunging directly into solid material to prevent edge micro-chipping.
• Speed selection: Start at the lower end of the recommended Vc range and increase gradually while monitoring tool wear. Excessive speed accelerates crater wear.
• Feed rate: Maintain consistent feed per revolution. Interrupted or variable feeds increase thermal cycling and reduce tool life.
• Depth of cut: For finishing operations, keep ap ≥ 2× the nose radius to avoid radial rubbing and premature flank wear.
• Tool change criteria: Replace inserts when average flank wear (VB) reaches 0.3 mm, or when surface finish degrades beyond specification, whichever occurs first.

Toolholder Compatibility

The CNMG120404WP is compatible with standard ISO toolholders designed for CNMG.. inserts. Verify holder clamping system (lever lock, screw lock, or top clamp) matches your machine requirements:

Clamp Type Recommendation: Lever-type or screw-type clamps are preferred for negative inserts to ensure uniform seating pressure and resistance to centrifugal forces during high-speed rotation.

Packaging & Ordering Information

Catalog Meta Data

Why Choose Genuine Kyocera from Kyotow.com?

• 100% authentic OEM products: Every insert is sourced directly from Kyocera Corporation, Japan, with full traceability.
• Technical application support: Our team includes experienced CNC tooling engineers ready to assist with grade selection, parameter optimization, and troubleshooting.
• Competitive pricing & bulk discounts: Volume pricing available for production shops, distributors, and institutional buyers.
• Secure packaging & handling: All inserts are shipped in original manufacturer packaging with protective foam to prevent edge damage during transit.
• Full manufacturer warranty: All products carry the standard Kyocera industrial tooling warranty against material and manufacturing defects.

Order the CNMG120404WP Grade CA510 (MPN: TAA00995) today and experience the precision, reliability, and productivity that Kyocera cutting tools bring to your CNC turning operations.