Kyocera 0.020 PR1535 SGM00897 End Mill - Precision Finishing
For your absolute peace of mind, all transactions are processed through and secured by PayPal. Your purchase is fully covered by PayPal Buyer Protection, ensuring secure data encryption and trusted dispute resolution.
安心の決済保護：すべてのお手続きはPayPalを介して安全に暗号化され、バイヤープロテクション（購入者保護）が適用されます。
- Stock: In Stock
- Model: ENDMILL
- Weight: 0.10kg
- Manufactured: In Japan
- Ships: Worldwide
- Item Code: SGM00897
Flat $50 USD Shipping worldwide via DHL Express. Maximize your savings by ordering in bulk packs!
International Shipping Note
Please note that any local customs duties, taxes, or import fees are not included in the checkout price and must be borne by the customer.
How it works: Once your package arrives at your country's customs office, DHL will contact you directly via email, SMS, or phone to guide you through the local clearance and payment process.
DHL secure global delivery. Tracked from our door to yours. Kyotow.com Secured
Product Overview
The Kyocera 0.020 Ball Nose End Mill (MPN: SGM00897) is a premium solid-carbide cutting tool engineered for high-performance CNC milling operations. Featuring a 4-flute design with an optimized ball nose profile and PR1535 grade substrate, this endmill delivers exceptional dimensional accuracy, superior surface finish, and extended tool life in demanding production environments. Ideal for precision finishing, it combines advanced PVD coating technology with precision-ground geometry to minimize cutting forces and maximize chip evacuation efficiency.
ISO Designation Breakdown
| Position | Code | Description |
|---|---|---|
| Series | SGM | Solid Carbide End Mill (Micro/Small Diameter Series) |
| Catalog No. | 00897 | Product-specific identifier within the SGM family |
| Diameter (Dc) | 0.020" | Nominal cutting diameter in inches |
| Flutes (Z) | 4 | Number of cutting flutes |
| Nose Type | BN | Ball Nose configuration |
| Grade | PR1535 | PVD-coated micro-grain carbide grade |
Engineering Dimensions & Geometry
| Parameter | Symbol | Value | Unit | Tolerance |
|---|---|---|---|---|
| Cutting Diameter | Dc | 0.020 | in | 0 / -0.0005 |
| Corner Radius | R | 0.0100 | in | ±0.0002 |
| Flute Length | L1 | 0.06 | in | ±0.005 |
| Overall Length | L | 1.5 | in | ±0.010 |
| Shank Diameter | D | 0.125 | in | h6 |
| Number of Flutes | Z | 4 | — | — |
| Helix Angle | λ | 35° | deg | ±1° |
| Rake Angle | γ | 8° | deg | ±1° |
| Core Diameter Ratio | — | 0.65 | — | — |
Grade Details — Key Grade Characteristics
| Property | Specification | Performance Benefit |
|---|---|---|
| Grade Designation | PR1535 | Optimized for high-speed steel machining |
| Substrate | Micro-grain WC-Co | Superior edge strength and wear resistance |
| Coating | Multi-layer PVD (TiAlN-based) | High heat resistance and low friction |
| Coating Color | Dark Bronze | Visual identification for grade verification |
| Hardness | 92.5 HRA | Maintains edge integrity at elevated temperatures |
| Transverse Rupture Strength | 3800 MPa | Resists chipping in interrupted cuts |
| Grain Size | 0.6 μm | Mirror-finish capability on workpiece surfaces |
| Coefficient of Friction | 0.35 | Reduced built-up edge and extended tool life |
Grade Comparison Matrix
| Grade | Coating | Hardness | Best For | Max Vc (Steel) | Relative Wear |
|---|---|---|---|---|---|
| PR1535 | PVD TiAlN | 92.5 HRA | General Steel, Stainless | 150 m/min | ★★★★☆ |
| PR1725 | PVD AlCrN | 93.0 HRA | Hardened Steel (>45 HRC) | 120 m/min | ★★★★★ |
| GW15 | Uncoated | 91.5 HRA | Aluminum, Copper | 300 m/min | ★★★☆☆ |
| PR1305 | PVD TiSiN | 93.5 HRA | Titanium, Inconel | 60 m/min | ★★★★★ |
Chipbreaker Profile
Although endmills do not utilize indexable chipbreaker inserts, the flute geometry of the SGM00897 acts as an integrated chip management system:
- Flute Form: Concave parabolic profile with polished rake face for efficient chip curling and evacuation.
- Core Thickness: 0.65 × Dc, providing optimal rigidity-to-chip-space ratio for 4-flute architecture.
- Edge Preparation: Micro-honed T-land (0.002–0.003 in) enhances edge stability without sacrificing sharpness.
- Flute Polishing: Mirror-finish flute surface (Ra < 0.1 μm) prevents material adhesion and built-up edge.
- Chip Load Capacity: Designed for fz = 0.0025–0.0013 in/tooth across recommended material spectrum.
Recommended Applications & Workpiece Materials
| Material Group | Condition | Hardness Range | Suitability | Expected Tool Life |
|---|---|---|---|---|
| Carbon Steel | Annealed / Normalized | < 180 HB | ★★★★★ Excellent | Very High |
| Alloy Steel | Quenched & Tempered | 25–40 HRC | ★★★★☆ Very Good | High |
| Stainless Steel | Austenitic / Martensitic | < 35 HRC | ★★★★☆ Very Good | High |
| Cast Iron | Gray / Ductile | 150–250 HB | ★★★☆☆ Good | Moderate |
| Pre-Hardened Steel | Hardened | 30–45 HRC | ★★★★☆ Very Good | High |
| Aluminum Alloy | Wrought / Cast | < 100 HB | ★★☆☆☆ Fair | Moderate |
Application Map by Operation
| Operation Type | Suitability | Optimal ae | Optimal ap | Surface Finish |
|---|---|---|---|---|
| 3D Contouring | ★★★★★ Excellent | 0.002" | 0.006" | Ra 0.2–0.4 μm |
| Semi-Finishing | ★★★★☆ Very Good | 0.016" | 0.03" | Ra 0.4–0.8 μm |
| Finishing | ★★★★☆ Very Good | 0.016" | 0.006" | Ra 0.3–0.6 μm |
| Rib Machining | ★★★☆☆ Good | 0.002" | 0.006" | Ra 0.5–1.0 μm |
Recommended Cutting Conditions
Parameters below are starting recommendations for carbon and alloy steel using coolant. Adjust based on machine rigidity and workpiece fixturing.
| Mode | Vc (m/min) | fz (in/tooth) | ap (in) | ae (in) | RPM | vf (in/min) |
|---|---|---|---|---|---|---|
| Roughing | 98 | 0.0025 | 0.03 | 0.016 | 60,000 | 600 |
| Semi-Finishing | 108 | 0.0017 | 0.018 | 0.01 | 66,000 | 480 |
| Finishing | 118 | 0.0013 | 0.006 | 0.002 | 74,188 | 370 |
Operating Guidelines
- Runout Control: Maintain total indicated runout (TIR) < 0.0004 in at the tool tip to prevent uneven wear and premature failure.
- Coolant Recommendation: Use water-soluble coolant at 6–8% concentration for steel; mist or air blast for aluminum to prevent thermal shock.
- Entry Strategy: Use ramp or helical entry at 1–2° angle; avoid direct plunging with square-end tools deeper than 0.5 × Dc.
- Chip Evacuation: Ensure adequate air blast or coolant pressure to clear chips, especially in deep-cavity 3d contouring.
- Tool Inspection: Check for coating wear (color change from bronze to silver) and edge chipping after every 30–60 minutes of cutting time.
- Speed/Feed Adjustment: Reduce Vc by 15% for interrupted cuts or thin-wall machining; increase fz by 10% for rigid setups and stable workpieces.
Toolholder Compatibility
| Holder Type | Capacity Range | Best Application | Runout (max) |
|---|---|---|---|
| ER11 Collet Chuck | 0.000–0.236 in | General purpose, high runout accuracy | 0.0004 in |
| ER16 Collet Chuck | 0.000–0.393 in | Rigid setup for semi-finishing | 0.0004 in |
| Hydraulic Chuck | 0.000–0.500 in | Best damping, ideal for finishing | 0.0002 in |
| Shrink Fit Holder | 0.000–0.500 in | Maximum rigidity, high-speed milling | 0.0001 in |
Packaging & Ordering Information
| Item | Details |
|---|---|
| MPN (Manufacturer Part Number) | SGM00897 |
| Quantity per Package | 1 piece(s) |
| Packaging Type | Plastic protective tube with foam insert |
| Labeling | Laser-marked diameter, grade, and serial number on shank |
| Storage | Store in original packaging at < 60% relative humidity |
| Minimum Order | 1 piece |
| Lead Time | Stock item — ships within 24 hours |
Catalog Meta Data
| Attribute | Value |
|---|---|
| Catalog Series | SGM — Solid Carbide Micro End Mills |
| Page Reference | Kyocera Cutting Tools Catalog 2024, Vol. 2, p. 156–158 |
| ECCN | 1C992.b |
| HS Code | 8207.70.00 |
| Country of Origin | Japan |
| RoHS Status | Compliant |
| REACH Status | Compliant |
| ISO 9001 Certified Mfg. | Yes |
✓ Genuine Kyocera Product
| Manufacturer | Kyocera Corporation |
|---|---|
| Status | Verified Original Product |
| Quality Assurance | Guaranteed Genuine Kyocera Components |
発送・在庫情報
We ship worldwide through our strategic global logistics network. Products are dispatched directly from our international distribution facilities to ensure efficient delivery and customs clearance.
-
Stock Enquiries (在庫確認):
Contact our logistics team at sales.kyotow@gmail.com for real-time inventory status and dispatch location information. -
In-Stock Items (在庫あり):
Normally dispatched within 3 business days from the nearest regional warehouse. -
Factory Procurement (取寄せ):
Manufacturing and dispatch typically require 4–5 weeks. Once production begins, cancellations cannot be accommodated. -
Authenticity Guarantee (本物保証):
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
-
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.
安全な決済方法
✓ Encrypted Transactions
✓ Global Buyer Protection
✓ Safe International Payments
All international payments are securely processed through PayPal, ensuring maximum transaction security and customer protection.
国際スピード郵便
✓ Full Shipment Tracking
✓ Global Logistics Network
✓ Flat Worldwide Shipping Rate: USD $50
Orders are shipped through our DHL Express corporate account from distribution facilities across Asia, Europe, and China for reliable international delivery.
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.
