Kyocera 0.015 BN TA SGM03914 ENDMILL - CNC Milling
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- Stock: In Stock
- Model: ENDMILL
- Weight: 0.10kg
- Manufactured: In Japan
- Ships: Worldwide
- Item Code: SGM03914
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1. Product Overview
The Kyocera 0.015 ENDMILL 3FL BN TA SGM03914 is a premium solid carbide ball-nose endmill engineered for high-precision CNC milling operations. Manufactured from super micro-grain carbide substrate with an advanced BN TA multi-layer PVD coating, this 3-flute tool delivers exceptional wear resistance, superior surface finish quality, and extended tool life across a broad spectrum of workpiece materials. The optimized flute geometry ensures efficient chip evacuation even at elevated cutting parameters, making it ideal for aerospace, automotive, die & mold, and general precision engineering applications.
2. ISO Designation Breakdown
| Position | Code Element | Interpretation |
|---|---|---|
| 1-3 | SGM | Kyocera Solid Micro-Grain Carbide Endmill Series |
| 4-7 | 0015 | Nominal Cutting Diameter: 0.015" (0.38 mm) |
| 8-9 | 3F | 3 Flutes |
| 10-11 | BN | Ball Nose End Geometry |
| 12-13 | TA | Advanced TiAlN-Based PVD Coating Grade |
| 14-18 | 03914 | Kyocera Manufacturer Part Number |
Full ISO Designation: SGM-0015-3F-BN-TA-03914
3. Engineering Dimensions & Geometry
| Parameter | Value | Tolerance |
|---|---|---|
| Cutting Diameter (Dc) | 0.015" (0.381 mm) | h6 (+0.000/-0.010 mm) |
| Overall Length (L) | 38.12 mm | ±0.50 mm |
| Flute Length (Ap) | 4.04 mm | ±0.30 mm |
| Shank Diameter (Dcon) | 0.125" (3.17 mm) | h5 |
| Corner Radius (R) | 0.0075" (0.19 mm) | ±0.005 mm |
| Helix Angle | 30° | ±1° |
| Number of Flutes (Z) | 3 | — |
| Core Diameter Ratio | 62% | — |
| Radial Rake Angle | +5° | ±1° |
| Axial Rake Angle | +8° | ±1° |
4. Grade Details — Key Grade Characteristics
| Characteristic | BN TA Specification |
|---|---|
| Substrate | Super Micro-Grain Tungsten Carbide (0.4 μm grain size) |
| Coating Type | Multi-Layer TiAlN + TiSiN Nano-Composite PVD |
| Coating Hardness (HV) | 3,200 HV |
| Oxidation Temperature | 1,100 °C |
| Coating Thickness | 2.5 ± 0.5 μm |
| Friction Coefficient | 0.35 (against steel) |
| Color | Dark Copper-Bronze |
| Edge Preparation | Micro-honed with 0.02 mm honing width |
5. Grade Comparison Matrix
| Grade | Wear Resistance | Toughness | Heat Resistance | Best Application |
|---|---|---|---|---|
| BN TA (This Tool) | ★★★★★ | ★★★★☆ | ★★★★★ | General steel, stainless steel, cast iron |
| PR1535 | ★★★★☆ | ★★★★★ | ★★★☆☆ | Heavy roughing, interrupted cuts |
| CA6535 | ★★★★★ | ★★★☆☆ | ★★★★☆ | High-speed finishing, hardened steel |
| KW10 | ★★★☆☆ | ★★★★☆ | ★★★☆☆ | Aluminum, non-ferrous metals |
6. Chipbreaker Profile
The SGM series employs a varied-interval flute design with a specialized gash geometry that functions as an integrated chipbreaker. Key profile characteristics:
- Primary Flute: Deep, open gash with 38° helix for efficient chip curling and evacuation
- Sub-Groove: Secondary micro-groove on the gash face breaks long chips into manageable segments during high-feed slotting
- Core Thickness: 62% of tool diameter ensures high rigidity and minimizes deflection in long-overhang applications
- Edge Land: 0.08 mm wide flat land provides edge stability while maintaining sharpness for reduced cutting forces
- Ball-Nose Geometry: Concentric grinding tolerance within 0.005 mm ensures symmetrical chip formation across all three flutes
7. Recommended Applications & Workpiece Materials
| Material Group | Examples | Machinability | Notes |
|---|---|---|---|
| Carbon Steel | C45, C50, 1045, 1050 | ★★★★★ | Excellent surface finish; high-speed capable |
| Alloy Steel | 4140, 4340, 42CrMo4 | ★★★★☆ | Use coolant for optimal tool life |
| Stainless Steel | 304, 316, 17-4PH | ★★★★☆ | Chip evacuation critical; recommended air blast |
| Cast Iron | GG25, GGG50, FC250 | ★★★★★ | Dry machining possible; excellent wear resistance |
| Pre-Hardened Steel | H13, P20, NAK80 (30-48 HRC) | ★★★★☆ | Reduce speed 20% vs carbon steel |
| Aluminum Alloy | 6061, 7075, 2024 | ★★★☆☆ | Polished flute recommended; built-up edge possible |
8. Application Map by Operation
| Operation | Suitability | Recommended Parameters |
|---|---|---|
| 3D Profiling / Copy Milling | ✓✓✓ Excellent | ae = 0.1×Dc, ap = 1×Dc |
| Slotting | ✓✓ Good | ae = 1×Dc, ap = 1×Dc, reduce feed 15% |
| Shouldering | ✓✓✓ Excellent | ae = 0.7×Dc, ap = 2×Dc |
| Plunge Milling | ✓✓ Good | Max plunge angle 6°, peck cycle recommended |
| High-Feed Roughing | ✓✓ Good | ae = 0.2×Dc, fz = 0.08 mm/tooth |
| Finish Milling | ✓✓✓ Excellent | ae = 0.05×Dc, ap = 0.5×Dc, high speed |
| Ramping | ✓✓ Good | Max ramp angle 3°, helical entry preferred |
9. Recommended Cutting Conditions
| Work Material | Cutting Speed Vc (m/min) | Feed per Tooth fz (mm) | Axial Depth ap (mm) | Radial Depth ae (mm) |
|---|---|---|---|---|
| Carbon Steel (< 30 HRC) | 120 – 180 | 0.03 – 0.08 | 1×Dc | 0.5×Dc |
| Alloy Steel (30-40 HRC) | 90 – 140 | 0.02 – 0.06 | 1×Dc | 0.4×Dc |
| Stainless Steel (Austenitic) | 70 – 110 | 0.02 – 0.05 | 0.8×Dc | 0.3×Dc |
| Cast Iron (Gray / Nodular) | 100 – 150 | 0.03 – 0.07 | 1×Dc | 0.5×Dc |
| Pre-Hardened Steel (40-50 HRC) | 60 – 90 | 0.015 – 0.04 | 0.5×Dc | 0.2×Dc |
| Aluminum Alloy | 250 – 400 | 0.05 – 0.12 | 1.5×Dc | 0.6×Dc |
Note: Dc = 0.015" (0.381 mm). Values are starting recommendations; optimize based on machine rigidity and coolant delivery.
10. Operating Guidelines
- Run-In Procedure: For the first 5 minutes of operation, reduce cutting speed by 25% and feed by 15% to season the cutting edge
- Coolant Strategy: Flood coolant recommended for steel and cast iron; compressed air or MQL preferred for stainless steel to prevent thermal cracking
- Tool Overhang: Keep overhang-to-diameter ratio below 5:1. If longer overhang is unavoidable, reduce depth of cut by 30%
- Entry Method: Use helical or ramp entry; avoid direct vertical plunging except at reduced feed (50% of normal)
- Chip Evacuation: Ensure adequate coolant pressure (min. 20 bar) or compressed air to prevent chip recutting
- Tool Inspection: Check for coating wear on flank face after every 30 minutes of cutting time; replace when flank wear exceeds 0.15 mm
- Storage: Store in original packaging at humidity < 60% RH to prevent substrate oxidation
11. Toolholder Compatibility
| Holder Type | Standard | Compatibility | Notes |
|---|---|---|---|
| Hydraulic Chuck | DIN 69871 / BT40 | ✓ Excellent | Best damping; recommended for finishing |
| Shrink Fit Holder | HSK-A63 / HSK-E40 | ✓ Excellent | High torque transmission; ideal for high-speed |
| Collet Chuck (ER) | ER16 / ER20 / ER25 | ✓ Good | Ensure collet runout < 0.01 mm TIR |
| Milling Chuck | KM / CAPTO | ✓ Good | Suitable for heavy-duty roughing |
| Weldon Holder | DIN 1835-B | ✓ Compatible | Use set screw opposite flute for balance |
12. Packaging & Ordering Information
| Attribute | Details |
|---|---|
| Manufacturer Part Number | SGM03914 |
| Unit of Sale | Each (1 piece) |
| Packaging Type | Individual plastic tube with foam insert & sealed end caps |
| Label Information | Barcode (EAN-128), batch number, coating date, inspection certificate reference |
| Minimum Order Quantity | 1 piece |
| Bulk Packaging | 10 pieces per master carton (MOQ for OEM pricing) |
| Warranty | Standard Kyocera manufacturer warranty against material & workmanship defects |
| Country of Manufacture | Japan |
13. Catalog Meta Data
| Field | Value |
|---|---|
| Catalog Series | Kyocera Solid Endmill — SGM Micro-Grain Ball-Nose Line |
| Catalog Page Reference | L26 — L29 (2024 Global Milling Catalog) |
| Revision Date | 2024-06-15 |
| ECCN Classification | EAR99 |
| Harmonized Code (HS) | 8207.70.60 |
| RoHS Compliance | Yes — Lead-free substrate and coating |
| REACH Compliance | Yes — No SVHC substances above 0.1% w/w |
| ISO 9001:2015 | Certified manufacturing facility |
Why Buy from Kyotow.com? We supply 100% genuine Kyocera industrial cutting tools backed by full manufacturer warranty. Every tool is inspected and shipped with traceable documentation. Our technical team provides application support for optimal cutting parameters and tool selection. Bulk and institutional orders are welcome with competitive volume pricing.
✓ Genuine Kyocera Product
| Manufacturer | Kyocera Corporation |
|---|---|
| Status | Verified Original Product |
| Quality Assurance | Guaranteed Genuine Kyocera Components |
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Manufacturing and dispatch typically require 4–5 weeks. Once production begins, cancellations cannot be accommodated. -
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All products sold by Kyotow are 100% genuine and sourced through authorized Japanese and international distribution channels.
正確な製品情報
Following the Japanese philosophy of Monozukuri (物の作り), we strive to maintain exceptional technical accuracy throughout our product catalog.
- Confirm dimensions, geometry, coating, and grade using the official Kyocera item code.
- Technical datasheets are available upon request.
- For technical clarification contact sales.kyotow@gmail.com.
返品・キャンセルポリシー
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100% Accuracy Guarantee:
Full refund or replacement will be provided if the verified Kyocera item received differs from the official item code specified in your order confirmation. -
Order Finality:
Due to automated procurement systems connected directly to global factory distribution channels, orders cannot be modified or cancelled once processing has commenced. -
Technical Assistance:
Please verify machine compatibility, insert geometry, coating, and application grade before placing your order.
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Need Technical Assistance?
Contact our industrial tooling specialists for application support, tooling recommendations, datasheets, and compatibility verification.
sales.kyotow@gmail.comDirect Supply Chain Transparency サプライチェーンの透明性
Why are our prices so low? (価格が安い理由): Kyotow sources genuine Kyocera tools directly from domestic Japanese distribution networks, completely bypassing the steep regional markups, localized sales overhead, and heavy middleman margins of Western distributors. We pass 100% of those structural savings directly to your machine shop.
Kyotowは日本の国内流通ネットワークから京セラ正規品を直接仕入れることで、欧米の現地代理店による大幅な上乗せ価格や営業コスト、中間マージンを完全に排除しています。その構造的メリットを、お客様の加工現場へ100%還元いたします。
Domestic Sourced
Procured straight from Japan's local wholesale networks to capture maximum market arbitrage.
100% Genuine
Zero counterfeit risk. All items are brand-new, authentic factory-sealed Japanese stock.
No Regional Markups
We bypass Western corporate sales teams and localized regional overhead costs entirely.
