Kyocera SNGN120708T02025 A65 TCR00250 Turning Insert - General Turning
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- Stock: In Stock
- Model: A65
- Weight: 0.10kg
- Manufactured: In Japan
- Ships: Worldwide
- Item Code: TCR00250
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Product Overview
The Kyocera SNGN120708T02025 is a premium-grade square negative turning insert designed for high-precision machining operations. Featuring the advanced A65 cermet substrate, this insert delivers exceptional surface finish quality and extended tool life in steel, stainless steel, and cast iron applications. Engineered with T02 - Precision Finishing Chipbreaker geometry, it ensures optimal chip control and reduced cutting forces during general turning operations.
ISO Designation Breakdown
| Position | Code | Meaning |
|---|---|---|
| 1st Letter | S | S - Square (90°) |
| 2nd Letter | N | N - Negative (0° relief) |
| 3rd Letter | G | G - Precision ground |
| 4th Letter | N | N - Central hole |
| Size | 12 | Inscribed Circle: 12.7 mm |
| Thickness | 07 | Thickness: 7.94 mm |
| Nose Radius | 08 | Nose Radius: 0.8 mm |
Engineering Dimensions & Geometry
| Dimension | Value | Tolerance |
|---|---|---|
| Inscribed Circle (IC) | 12.7 mm | ±0.025 mm |
| Insert Thickness (S) | 7.94 mm | ±0.13 mm |
| Nose Radius (r) | 0.8 mm | ±0.10 mm |
| Hole Diameter | Standard central hole | H7 tolerance |
| Corner Angle | Square (90°) | — |
Grade Details - Key Grade Characteristics
| Characteristic | Specification |
|---|---|
| Substrate | TiCN-based Cermet |
| Coating | PVD Coated |
| Hardness | 92.5 HRA |
| Transverse Rupture Strength | 2.0 GPa |
| Color Code | Gold |
| Key Features | Excellent wear resistance, superior surface finish, high chemical stability |
Grade Comparison Matrix
| Grade | Substrate | Hardness | Application |
|---|---|---|---|
| A65 | TiCN Cermet | 92.5 HRA | Finishing - Medium |
| A66 | TiCN Cermet | 91.5 HRA | Medium - Roughing |
| PV7010 | Al₂O₃ Ceramic | 93.0 HRA | High-speed Finishing |
Chipbreaker Profile
The T02 - Precision Finishing Chipbreaker chipbreaker geometry is specifically engineered for general turning operations. This profile provides:
- Optimized chip curling and breaking for improved chip evacuation
- Reduced cutting forces for enhanced workpiece surface integrity
- Stable cutting edge temperature distribution
- Minimized built-up edge formation on workpiece material
Recommended Applications & Workpiece Materials
The SNGN120708T02025 Grade A65 is ideally suited for the following materials and operations:
- Carbon Steel (C35, C45, C60): Excellent for finishing and semi-finishing
- Alloy Steel (4140, 4340): High-speed precision machining with extended tool life
- Stainless Steel (304, 316): Superior corrosion-resistance material finishing
- Cast Iron (GG25, GG30): Reliable performance in interrupted cuts
- Tool Steel: Precision grinding-preparation machining
Application Map by Operation
| Operation | Suitability | Recommended |
|---|---|---|
| External Turning | ★★★★★ | Yes |
| Internal Turning | ★★★★☆ | Yes |
| Facing | ★★★★★ | Yes |
| Profiling | ★★★☆☆ | Limited |
| Grooving | ★☆☆☆☆ | No |
Recommended Cutting Conditions
| Workpiece Material | Cutting Speed (m/min) | Feed (mm/rev) | Depth of Cut (mm) |
|---|---|---|---|
| Carbon Steel | 150 - 350 | 0.05 - 0.30 | 0.1 - 2.0 |
| Alloy Steel | 120 - 280 | 0.05 - 0.25 | 0.1 - 1.5 |
| Stainless Steel | 100 - 220 | 0.05 - 0.20 | 0.1 - 1.0 |
| Cast Iron | 120 - 250 | 0.08 - 0.35 | 0.2 - 2.5 |
Operating Guidelines
- Coolant: Water-soluble coolant recommended for optimal tool life and surface finish
- Workpiece Fixturing: Ensure rigid setup to minimize vibration and chatter
- Tool Overhang: Keep tool overhang to minimum for improved stability
- Edge Preparation: Insert comes precision-ground; do not re-sharpen
- Insert Change: Replace when flank wear reaches 0.3 mm or when surface finish degrades
- Storage: Store in original packaging in dry environment to prevent corrosion
Toolholder Compatibility
| Toolholder Type | Compatibility | Notes |
|---|---|---|
| Standard External Toolholder | Compatible | Use negative rake holders |
| Internal Boring Bar | Compatible | Check insert size compatibility |
| Face Mill / Cutter Body | Not Compatible | Turning insert only |
Packaging & Ordering Information
| Parameter | Details |
|---|---|
| Packaging Type | Individual plastic box, anti-corrosion sealed |
| Quantity per Pack | 10 inserts |
| Minimum Order | 10 inserts (1 pack) |
| MPN (Manufacturer Part Number) | TCR00250 |
Catalog Meta Data
| Attribute | Value |
|---|---|
| Manufacturer | Kyocera Corporation, Japan |
| Product Series | A65 Cermet Grade |
| ISO Classification | P10-P20 (Steel), K10-K20 (Cast Iron) |
| Country of Origin | Japan |
| Warranty | Standard manufacturer warranty against defects |
✓ 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.
