Kyocera DNMA150608 CA4515 TJH01951
- Stock: In Stock
- Model: CA4515
- Weight: 0.10kg
- Manufactured: In Japan
- Ships: Worldwide
- Item Code: TJH01951
Product Overview
The DNMA150608 CA4515 (TJH01951) is a premium-grade indexable carbide insert manufactured by Kyocera Corporation, Japan. Designed for medium turning, this double-sided insert combines a fine-grain carbide substrate with an advanced pvd multi-layer coating to deliver exceptional performance in modern CNC turning centers.
With its 55° rhombic geometry and 0° (negative) clearance angle, the DNMA150608 ensures stable cutting action, superior chip evacuation, and extended tool life across a broad spectrum of ferrous materials. The 0.8 mm nose radius provides the ideal balance between edge strength and surface finish quality, making this insert a versatile choice for both job shops and high-volume production facilities.
ISO Designation Breakdown
The DNMA150608 designation follows the ISO 1832 standard for indexable inserts. Each character conveys critical geometric and tolerance information:
| Position | Code | Meaning |
|---|---|---|
| Shape | D | 55° Rhombic |
| Clearance | N | 0° (Negative) |
| Tolerance | M | ±0.13mm (M-class) |
| Fixing / Hole | A | No hole (A-class) |
| Cutting Edge | 15 | Inscribed Circle ≈ 15.875 mm |
| Thickness | 06 | Insert Thickness ≈ 6.35 mm |
| Nose Radius | 08 | Corner Radius = 0.8 mm |
Engineering Dimensions & Geometry
| Parameter | Value | Notes |
|---|---|---|
| Inscribed Circle (IC) | 15.875 mm | Nominal diameter over cutting edges |
| Insert Thickness (S) | 6.35 mm | Measured at center hole |
| Nose Radius (r) | 0.8 mm | Corner radius for edge strength |
| Cutting Edge Length | ≈ 15.9 mm | Effective engaged length |
| Inscribed Circle Diameter | 15.875 mm | ISO reference diameter |
| Clearance Angle | Negative | Relief angle between flank and workpiece |
| Tolerance Class | M | Dimensional accuracy per ISO 1832 |
| Hole Diameter | Standard ISO | Compatible with standard clamp pins |
| Countersink Diameter | Standard ISO | For screw-clamp and lever-lock systems |
| Overall Shape | 55° Rhombic | Determines approach angle and versatility |
Grade Details – Key Grade Characteristics
The CA4515 grade is a high-performance PVD-coated carbide specifically developed for steel and stainless steel machining. Its multi-layer architecture delivers a unique combination of hardness, toughness, and thermal stability.
| Characteristic | Specification |
|---|---|
| Grade Designation | CA4515 |
| Coating Technology | PVD Multi-layer |
| Coating Color | Bronze-Gold |
| Carbide Substrate | Fine-grain Carbide |
| Grain Size | Sub-micron (≈0.8 µm) |
| Coating Layers | TiAlN + TiN multi-layer |
| Coating Thickness | ≈ 3–4 µm |
| Hardness (HV) | 1,650 ± 100 |
| Transverse Rupture Strength | ≥ 2,800 MPa |
| Thermal Stability | Up to 900°C |
| Oxidation Resistance | Excellent up to 850°C |
| Friction Coefficient | 0.35–0.45 (vs. steel) |
| ISO Application Range | P15–P25 / M15–M25 / K20–K30 |
| Primary Materials | Carbon Steel, Alloy Steel, Stainless Steel, Cast Iron |
| Machining Type | Continuous to Light Intermittent |
Grade Comparison Matrix
Selecting the correct grade is critical for maximizing productivity and tool life. The following matrix compares CA4515 with adjacent Kyocera grades to guide your selection:
| Grade | Coating | Substrate | Application | Speed Range | Best For |
|---|---|---|---|---|---|
| CA4515 | PVD TiAlN | Fine-grain WC | P15–P25 / M15–M25 | Medium–High | Steel, SS, CI |
| CA4105 | PVD TiAlN | Ultra-fine WC | P10–P20 | High | Finish steel |
| CA5305 | PVD TiAlN | Sub-micron WC | P20–P30 | Medium | General steel |
| CA6515 | CVD TiC+Al₂O₃ | Medium WC | P30–P40 | Low–Medium | Roughing steel |
Chipbreaker Profile
The chipbreaker geometry on the DNMA150608 directly influences chip formation, evacuation, and surface integrity. For this specific variant, the following profile applies:
| Attribute | Details |
|---|---|
| Chipbreaker Code | Standard (no suffix) |
| Profile Name | Standard |
| Rake Angle | Positive (optimized for material group) |
| Land Width | 0.10–0.20 mm (depending on insert size) |
| Groove Depth | Shallow to medium |
| Groove Geometry | Standard land + groove |
| Chip Control | Excellent for continuous and light interrupted cuts |
| Best Application | General turning and facing |
| Feed Range | 0.10–0.25 mm/rev |
| Depth of Cut Range | 0.5–2.5 mm |
Recommended Applications & Workpiece Materials
The CA4515 grade combined with the DNMA150608 geometry is optimized for the following material groups and machining scenarios:
| Material Group | Machinability | Recommended Vc (m/min) | Notes |
|---|---|---|---|
| Carbon Steel (C45, C50) | ★★★★★ | 180–280 | Optimal chip formation |
| Alloy Steel (4140, 4340) | ★★★★☆ | 180–280 | Good edge stability |
| Stainless Steel (304, 316) | ★★★★☆ | 160–250 | Use coolant recommended |
| Cast Iron (GG25, GGG40) | ★★★★☆ | 180–280 | Dry or MQL machining |
| Tool Steel (H13, D2) | ★★★☆☆ | 140–230 | Reduced speed for hardness |
| Titanium Alloys | ★★☆☆☆ | 30–60 | Special coolant required |
Application Map by Operation
This insert is suitable for a range of CNC turning operations. The suitability matrix below helps you identify the best use cases:
| Operation | Suitability | Recommended ap (mm) | Recommended fn (mm/rev) |
|---|---|---|---|
| External Turning | ★★★★★ | 0.5–2.5 | 0.10–0.25 |
| Internal Turning | ★★★★☆ | 0.5–2.5 | 0.10–0.25 |
| Face Turning | ★★★★★ | 0.5–2.5 | 0.10–0.25 |
| Grooving | ★★☆☆☆ | 0.5–2.0 | 0.10–0.20 |
| Profiling | ★★★☆☆ | 0.5–2.0 | 0.10–0.25 |
| Threading | ☆☆☆☆☆ | — | — |
Recommended Cutting Conditions
Optimal cutting parameters maximize tool life and productivity. The following ranges are recommended for the DNMA150608 CA4515 when machining steel alloys under stable conditions:
| Parameter | Symbol | Recommended Range | Unit |
|---|---|---|---|
| Cutting Speed | Vc | 180–280 | m/min |
| Feed Rate | fn | 0.10–0.25 | mm/rev |
| Depth of Cut | ap | 0.5–2.5 | mm |
| Cutting Temperature | T | 600–850 | °C |
| Coolant Pressure | P | 5–15 | bar |
| Coolant Type | — | Water-soluble emulsion / MQL | — |
Note: Reduce cutting speed by 15–20% for interrupted cuts or work-hardened materials. Increase speed by 10% for continuous, stable cuts with rigid setup.
Operating Guidelines
To achieve the best results and maximum tool life from your DNMA150608 CA4515 inserts, follow these professional guidelines:
- Machine Rigidity: Ensure minimal spindle runout and rigid toolholder clamping. Excessive vibration accelerates flank wear and can cause catastrophic edge failure.
- Coolant Application: Apply coolant directly to the cutting zone. For CA4515, high-pressure coolant (70–100 bar) is recommended for deep-hole and internal turning applications.
- Entry Strategy: Use a ramp or arc entry rather than plunging directly into the workpiece. This reduces thermal shock and mechanical impact on the cutting edge.
- Chip Management: Verify chip evacuation regularly. Long, stringy chips indicate insufficient feed or incorrect chipbreaker selection. Adjust parameters accordingly.
- Edge Inspection: Inspect inserts after each shift for flank wear (VB), crater wear, or chipping. Replace when VB exceeds 0.3 mm or when surface finish degrades.
- Workpiece Preparation: Minimize scale, forging skin, or casting skin before machining. Hard surface layers increase notch wear and reduce insert life.
- Speed & Feed Balance: Maintain a balanced ratio between Vc and fn. Excessive speed with low feed causes crater wear; low speed with high feed causes edge chipping.
Toolholder Compatibility
The DNMA150608 conforms to ISO standard dimensions and is compatible with a wide range of toolholders. Ensure your holder matches the insert shape, size, and clamping style for safe, efficient operation.
| Compatibility Aspect | Details |
|---|---|
| ISO Holder Designation | DSKNR/L |
| Compatible Holder Types | DSKNR/L (External), DSMNN (Internal), PDJNR/L (External) |
| Clamping Method | Lever-lock / Wedge-clamp |
| Insert Seat Angle | Negative |
| Holder Material | Alloy steel, heat-treated |
| Shank Size Compatibility | Standard ISO shank sizes |
| Coolant Through Holder | Recommended for high-speed applications |
| Insert Orientation | Neutral (0°) or with appropriate lead angle |
| Max Overhang (External) | ≤ 4× shank diameter for stability |
| Max Overhang (Boring) | ≤ 3× tool diameter for rigidity |
Packaging & Ordering Information
| Item | Details |
|---|---|
| Manufacturer Part Number (MPN) | TJH01951 |
| Kyocera Grade | CA4515 |
| ISO Model | DNMA150608 |
| Standard Pack Quantity | 10 inserts per pack |
| Packaging Type | Sealed plastic box with foam insert |
| Label Information | Grade, model, batch code, barcode |
| Storage Conditions | Dry environment, avoid condensation |
| Shelf Life | Indefinite when sealed; inspect after 3 years |
| Minimum Order Quantity | 1 pack (10 inserts) |
| Bulk Pricing | Available for quantities ≥ 50 packs |
| Current Unit Price | $8.9 USD per insert |
| Warranty | Full manufacturer defect warranty |
Catalog Meta Data
| Field | Value |
|---|---|
| Product Family | Kyocera Indexable Turning Inserts |
Shipping & Stock Information │ 発送・在庫情報We ship all products worldwide utilizing our strategic global network. To ensure the fastest dispatch times and optimal customs clearance, items are fulfilled and shipped directly from our primary corporate distribution facilities. 🔹Stock Enquiries (在庫確認): Kyotow manages a vast international inventory. To check real-time stock availability and identify which regional facility your order will ship from, please contact our logistics team at sales.kyotow@gmail.com. 🔹Order Processing Pipeline:
For any technical or lead-time questions, feel free to contact our support desk. Product Images & Technical Accuracy │ 正確な製品情報In adherence to the philosophy of Monozukuri (物の作り - Japanese manufacturing precision, we strive to maintain perfect data integrity. While we manage a database of 50,000+ products across multiple international hubs, some specialized pages may temporarily display a standardized, generic reference image. To guarantee absolute accuracy for your machining requirements, please cross-reference the exact Kyocera Item Code, Item Name, and Material Grade. 🔹How to Proceed with Your Purchase:
We sincerely appreciate your understanding as we continuously optimize our global product catalog. Refund & Cancellation Policy │ 返品・キャンセルポリシー
🔹100% Accuracy & Refund Guarantee (安心保証)
🔹Order Finality
🔹Need Assistance? (お問い合わせ) Payments & Security │ 安全な決済方法We process all international payments securely through PayPal, ensuring encrypted data protection and a safe, hassle-free global transaction. 
Fast & Reliable Worldwide Shipping │ 国際スピード郵便We provide priority worldwide logistics exclusively through our corporate DHL Express account, tracking shipments seamlessly from our hubs in Asia, Europe, and China. Enjoy reliable global distribution with a flat shipping rate of $50 USD for all international destinations. 
-40 %
About the GBA43R250-030GM – Kyocera Industrial Tool
The GBA43R250-030GM PR1625 TLL17670 is a precision-engineered carbide tool manufactured by Kyocera..
$15.06 USD $25.10 USD
-40 %
About the GVFR300-150AR – Kyocera Industrial Tool
The GVFR300-150AR PR930 TKT02451 is a precision-engineered carbide tool manufactured by Kyocera in J..
$19.53 USD $32.55 USD
-40 %
About the CNMG120412CQ – Kyocera Industrial Tool
The CNMG120412CQ CA530 TAD00742 is a precision-engineered carbide tool manufactured by Kyocera in Jap..
$3.59 USD $5.99 USD
-40 %
About the MEAS32-S32-13-2T – Kyocera Industrial Tool
The MEAS32-S32-13-2T HOLDER THN08430 is a precision-engineered carbide tool manufactured by Kyoce..
$467.08 USD $778.47 USD
-40 %
About the BDMT170440ER-JT – Kyocera Industrial Tool
The BDMT170440ER-JT PR1225 TKB00411D is a precision-engineered carbide tool manufactured by Kyocer..
$5.80 USD $9.66 USD
-40 %
About the GBA43R200-010 – Kyocera Industrial Tool
The GBA43R200-010 PR2015 TLX00086 is a precision-engineered carbide tool manufactured by Kyocera in ..
$16.70 USD $27.83 USD
New
Free
New
-40 %
About the TNMG220412 – Kyocera Industrial Tool
The TNMG220412 CA025P TMH00289 is a precision-engineered carbide tool manufactured by Kyocera in Japan...
$5.23 USD $8.72 USD
New
-40 %
Product Overview
The WBGT080204R-F is a KW10 grade uncoated carbide indexable turning insert manufactured by Kyocera in Japan. Engineered for Boring, ..
$4.99 USD $8.32 USD
New
-40 %
Product Overview
The WBGT080204L-F is a KW10 grade uncoated carbide indexable turning insert manufactured by Kyocera in Japan. Engineered for Boring, ..
$4.99 USD $8.32 USD
New
-40 %
Product Overview
The WBGT080202L-F is a KW10 grade uncoated carbide indexable turning insert manufactured by Kyocera in Japan. Engineered for Boring, ..
$4.99 USD $8.32 USD
New
-40 %
Product Overview
The WBGT060104R-F is a KW10 grade uncoated carbide indexable turning insert manufactured by Kyocera in Japan. Engineered for Boring, ..
$4.49 USD $7.48 USD
|