Kyocera 1/2 4FL 0.090R TX SGS36613 | Endmill - CNC Milling Kyotow.com
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- Stock: In Stock
- Model: ENDMILL
- Weight: 0.10kg
- Manufactured: In Japan
- Ships: Worldwide
- Item Code: SGS36613
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1. Product Overview
The Kyocera 1/2 4FL 0.090R corner radius with WF geometry (MPN: SGS36613) is a premium solid carbide endmill engineered for high-performance CNC milling operations. Manufactured in Japan to exacting ISO 9001 standards, this 4-flute cutter features a 30° helix angle and TX-grade substrate with WF geometry, delivering exceptional surface finish quality, dimensional accuracy, and extended tool life in demanding production environments.
Designed for Hardened steels (up to 55 HRC), Stainless steels, Titanium alloys, Inconel, this endmill is the preferred choice for precision machining across aerospace, automotive, die & mold, and general manufacturing sectors where tool reliability directly impacts throughput and part quality.
2. ISO Designation Breakdown
| Position | Code | Meaning |
|---|---|---|
| Tool Type | E | Endmill (Solid Carbide) |
| Cutter Diameter | 0500 | 0.5" (12.70 mm) |
| Number of Flutes | 04 | 4 Flutes |
| Corner Radius | 0090 | 0.090R corner radius |
| Grade | TX | TiAlN (Titanium Aluminum Nitride) Multi-Layer PVD |
Full ISO Designation: E0500-04-0090-TX
3. Engineering Dimensions & Geometry
| Parameter | Inch | Metric (mm) | Tolerance |
|---|---|---|---|
| Cutter Diameter (D1) | 0.5000" | 12.700 | h6 (-0.000 / -0.0004) |
| Shank Diameter (D2) | 0.5000" | 12.700 | h6 |
| Overall Length (L1) | 3.00" | 76.20 | ±0.005" |
| Length of Cut (L2) | 0.625" | 15.875 | +0.010" / -0.000" |
| Corner Radius (R) | 0.0900" | 2.286 | ±0.0005" |
| Helix Angle | 30° | — | ±1° |
| Number of Flutes | 4 | — | — |
| Core Diameter | 0.3250" | 8.255 | ±0.002" |
4. Grade Details — Key Grade Characteristics
The TX grade represents Kyocera's advanced carbide substrate technology, specifically developed for high-performance milling applications.
| Property | Specification |
|---|---|
| Coating Type | TiAlN (Titanium Aluminum Nitride) Multi-Layer PVD |
| Substrate | Ultra-fine grain carbide (0.5 μm) |
| Hardness | 92.5 HRA |
| Coating Color | Copper-Bronze |
| Max Operating Temp | 900°C (1,652°F) |
| Primary Applications | Hardened steels (up to 55 HRC), Stainless steels, Titanium alloys, Inconel |
| Key Advantages | Exceptional heat resistance, superior wear resistance at elevated temperatures, excellent for dry machining |
5. Grade Comparison Matrix
| Attribute | TX (This Product) | TA | CA |
|---|---|---|---|
| Coating Technology | Multi-Layer TiAlN PVD | TiAlN PVD | TiN PVD |
| Hardness (HRA) | 92.5 | 91.0 | 89.5 |
| Heat Resistance | ★★★★★ | ★★★★☆ | ★★★☆☆ |
| Wear Resistance | ★★★★★ | ★★★★☆ | ★★★☆☆ |
| Toughness | ★★★★☆ | ★★★★★ | ★★★★☆ |
| Best For | Hardened / SS / Ti | General Steels | Low-alloy Steels |
6. Chipbreaker Profile
This 4-flute endmill features an optimized chipbreaker geometry designed to promote efficient chip evacuation and minimize built-up edge (BUE). The flute design incorporates:
- Variable Helix Design: Reduces harmonic vibration and chatter during high-speed machining, improving surface finish and extending spindle bearing life.
- Positive Rake Angle: 5° positive rake for reduced cutting forces and lower heat generation.
- Polished Flute Surface: Mirror-polished flutes (Ra 0.1 μm) minimize chip adhesion, particularly beneficial when machining sticky materials like stainless steel and titanium.
- Core Strength Optimization: Core diameter engineered at 65% of cutter diameter to balance rigidity with chip pocket volume.
7. Recommended Applications & Workpiece Materials
| Material Group | Examples | Machinability | Recommended |
|---|---|---|---|
| Carbon Steels | AISI 1018, 1045, 1060 | ★★★★★ | ✓ Excellent |
| Alloy Steels | AISI 4140, 4340, 8620 | ★★★★☆ | ✓ Excellent |
| Stainless Steels | 304, 316, 17-4 PH | ★★★☆☆ | ✓ Very Good |
| Tool / Hardened Steels | D2, H13, P20 (<55 HRC) | ★★☆☆☆ | ✓ Good |
| Cast Iron | Gray CI, Ductile CI | ★★★★☆ | ✓ Very Good |
| Titanium Alloys | Ti-6Al-4V, Ti-5Al-5V | ★★☆☆☆ | ✓ Good |
| Aluminum Alloys | 6061, 7075 | ★★★★★ | △ Moderate* |
*Aluminum machining is possible but not optimized; consider a dedicated high-helix aluminum endmill for best results.
8. Application Map by Operation
| Operation | Suitability | Notes |
|---|---|---|
| Slotting | ★★★★☆ | Full-width slotting up to 1×D depth recommended |
| Side Milling | ★★★★★ | Optimal for peripheral finishing and roughing |
| Profiling | ★★★★★ | Excellent dimensional accuracy and surface finish |
| Pocketing | ★★★★☆ | Use adaptive/RPM strategy for best tool life |
| Ramping | ★★★☆☆ | Max ramp angle 2°–3° recommended |
| Plunging | ★★☆☆☆ | Not recommended for vertical plunge; use ramp entry |
| High-Speed Machining | ★★★★★ | Optimized for trochoidal and dynamic milling |
9. Recommended Cutting Conditions
Values are starting recommendations. Optimize based on machine rigidity, coolant delivery, and workpiece fixturing.
| Material | SFM | RPM | IPT | IPM | DOC | WOC |
|---|---|---|---|---|---|---|
| Carbon Steel | 454 | 3,468 | 0.0022" | 30 | 0.250" | 0.375" |
| Stainless Steel | 303 | 2,314 | 0.0018" | 16 | 0.175" | 0.300" |
| Cast Iron | 361 | 2,758 | 0.0024" | 26 | 0.250" | 0.375" |
- SFM = Surface Feet per Minute | RPM = Revolutions per Minute | IPT = Inch per Tooth | IPM = Inches per Minute
- DOC = Depth of Cut (axial) | WOC = Width of Cut (radial)
- For trochoidal milling, reduce DOC to 0.2×D and increase WOC to 1.0×D–1.5×D.
10. Operating Guidelines
- Runout: Maintain TIR (Total Indicator Reading) below 0.0002" (5 μm) at the tool tip. Excessive runout will cause uneven flute wear and premature failure.
- Coolant: Through-tool coolant is highly recommended for TX-grade tools, especially in stainless steel and titanium. Use water-soluble coolant at 8–10% concentration. If flood coolant is used, ensure adequate volume (≥5 GPM) to prevent thermal shock.
- Chip Evacuation: Use air blast or high-pressure coolant to clear chips from the cutting zone. Recutting chips is the leading cause of edge chipping in endmills.
- Tool Overhang: Minimize overhang (stick-out) to the shortest length possible. As a rule of thumb, keep overhang ≤ 4× tool diameter for optimal rigidity.
- Entry Strategy: Avoid direct vertical plunging. Use a helical or ramp entry with a maximum ramp angle of 2°–3°. For pocketing, use a pre-drilled start hole or trochoidal entry path.
- Speed & Feed Ramping: When starting a new tool, begin at 70% of recommended SFM and feed rate for the first 5–10 minutes to break in the cutting edges, then increase to 100%.
- Tool Life Monitoring: Inspect tool wear every 30–60 minutes of cut time. Replace when flank wear exceeds 0.005" (0.13 mm) or when surface finish degrades noticeably.
11. Toolholder Compatibility
| Holder Type | Compatibility | Recommendation |
|---|---|---|
| ER Collet Chuck | ✓ Compatible | Use precision collet (≤0.0004" runout). ER32 or ER40 for 1/2" shank. |
| Shrink Fit Holder | ✓✓ Best | Optimal for HSM. Provides highest gripping torque and lowest runout. |
| Hydraulic Chuck | ✓ Compatible | Excellent damping properties; ideal for long overhang applications. |
| Milling Chuck | ✓ Compatible | Good for heavy roughing operations with high torque transmission. |
| Weldon Flat Holder | ✓ Compatible | Ensure set screw engages Weldon flat to prevent pull-out. |
12. Packaging & Ordering Information
| Item | Details |
|---|---|
| Manufacturer Part Number | SGS36613 |
| Brand | Kyocera Precision Tools (Japan) |
| Packaging | Individual plastic tube with protective end caps; anti-corrosion VCI paper |
| Minimum Order Qty | 1 piece |
| Country of Manufacture | Japan |
| Warranty | Full manufacturer warranty against material and workmanship defects |
| Stock Status | In Stock — Ships within 24–48 hours |
13. Catalog Meta Data
| Field | Value |
|---|---|
| Product Family | Solid Carbide Endmill — Standard Series |
| Series Code | SGS |
| Tool Category | Rotating Tool / Milling Cutter |
| Tool Subcategory | Solid Carbide Endmill — 4-Flute |
| Geometry Type | Corner Radius (0.090R) |
| Coating | TiAlN (Titanium Aluminum Nitride) Multi-Layer PVD |
| Unit of Measure | Each (EA) |
| Weight | 0.10 kg (0.22 lb) |
| Harmonized Code | 8207.70.60 |
Why Buy from Kyotow.com? We supply 100% genuine Kyocera industrial cutting tools with full manufacturer warranty, fast worldwide tracked shipping, and expert CNC tooling application support. Bulk and institutional orders are welcome — contact our technical team for volume pricing and custom procurement solutions.
✓ Genuine Kyocera Product
| Manufacturer | Kyocera Corporation |
|---|---|
| Status | Verified Original Product |
| Quality Assurance | Guaranteed Genuine Kyocera Components |
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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.
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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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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。
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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.
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