Kyocera SNMG120412KG CA315 TMD05271 - Cast Iron
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- Stock: In Stock
- Model: CA315
- Weight: 0.10kg
- Manufactured: In Japan
- Ships: Worldwide
- Item Code: TMD05271
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1. Product Overview
The Kyocera SNMG120412KG CA315 TMD05271 is a advanced coated carbide insert engineered for cast iron machining. Manufactured in Japan to exacting ISO standards, this insert combines a ultra-fine grain tungsten carbide substrate with an advanced CVD Multi-layer (TiCN + Al₂O₃ + TiN) to deliver exceptional performance in gray cast iron, ductile iron applications.
With an inscribed circle of 12.7mm (1/2"), thickness 4.76mm, and corner radius 1.2mm, the SNMG120412KG is optimized for continuous to intermittent. The Cast Iron Grade geometry ensures efficient chip formation and evacuation, robust substrate provides excellent resistance to crater wear.
2. ISO Designation Breakdown
| Position | Code | Meaning |
|---|---|---|
| 1st Letter | S | Square Shape (80° included angle) |
| 2nd Letter | N | Negative Insert (0° relief angle) |
| 3rd Letter | M | Medium Tolerance Class |
| 4th Letter | G | With Cylindrical Hole / With Chipbreaker |
| 1st Number | 12 | Inscribed Circle Diameter: 12.7mm (1/2") |
| 2nd Number | 04 | Insert Thickness: 4.76mm |
| 3rd Number | 12 | Corner Radius: 1.2mm |
3. Engineering Dimensions & Geometry
| Parameter | Value | Tolerance |
|---|---|---|
| Inscribed Circle (IC) | 12.7mm (1/2") | ±0.025 mm (ISO M Class) |
| Insert Thickness (S) | 4.76mm | ±0.13 mm |
| Corner Radius (rε) | 1.2mm | ±0.10 mm |
| Relief Angle (α) | 0° | ±1° |
| Rake Angle (γ) | 0° | ±1° |
| Hole Diameter | Standard Cylindrical Hole (SNMG) | — |
4. Grade Details – Key Grade Characteristics
The CA315 grade is a versatile coated carbide grade designed for general steel and stainless steel machining.
| Property | Specification |
|---|---|
| Carbide Substrate | Ultra-fine grain tungsten carbide |
| Coating System | CVD Multi-layer (TiCN + Al₂O₃ + TiN) |
| Coating Color | Gold/Yellow |
| Hardness | HRA 91.5 |
| Transverse Rupture Strength | ≥ 3,800 MPa |
| Primary Application | General steel and stainless steel machining |
Key Features: Excellent wear resistance and thermal stability. Balanced toughness for continuous and light interrupted cuts.
5. Grade Comparison Matrix
| Grade | Wear Resistance | Toughness | Speed Capability | Target Material |
|---|---|---|---|---|
| CA315 | ★★★★☆ | ★★★★☆ | ★★★☆☆ | Steel, Stainless Steel |
| CA325 | ★★★★★ | ★★★☆☆ | ★★★★☆ | Steel (High-Speed) |
| CA515 | ★★★★☆ | ★★★★☆ | ★★★☆☆ | Stainless, HRSA |
| CA530 | ★★★★★ | ★★★★★ | ★★★★☆ | Steel, Cast Iron |
6. Chipbreaker Profile
Profile Name: Cast Iron Grade
Designed For: Continuous to Intermittent
The Cast Iron Grade on the SNMG120412KG is specifically engineered to manage chip formation in gray cast iron, ductile iron. The geometry promotes tight curling and controlled breakage, preventing chip entanglement and ensuring uninterrupted machining cycles. This profile minimizes cutting temperature and reduces built-up edge (BUE) formation, extending tool life and maintaining consistent surface finish quality.
7. Recommended Applications & Workpiece Materials
| Material Group | Examples | Suitability |
|---|---|---|
| P – Steel | C45, 42CrMo4, 16MnCr5, 1045, 4140 | ★★★★☆ |
| M – Stainless Steel | 304, 316, 17-4PH, 1.4301 | ★★★☆☆ |
| K – Cast Iron | GG25, GGG40, FC250, FCD500 | ★★★★★ |
| H – Hardened Steel | HRC 45–65, Tool Steel, Bearing Steel | ★★☆☆☆ |
8. Application Map by Operation
| Operation Type | Suitability |
|---|---|
| External Turning | ★★★★★ |
| Internal Turning | ★★★★☆ |
| Face Turning | ★★★★★ |
| Profiling | ★★★☆☆ |
| Grooving | ★★☆☆☆ |
9. Recommended Cutting Conditions
Parameters below are starting recommendations. Optimize based on machine rigidity, workpiece condition, and desired productivity.
| Workpiece Material | Vc (m/min) | f (mm/rev) | ap (mm) | Coolant |
|---|---|---|---|---|
| Gray Cast Iron (≤HB250) | 120–200 | 0.15–0.50 mm/rev | 1.0–5.0 mm | Dry / Wet |
| Ductile Cast Iron (≤HB300) | 102–170 | 0.15–0.50 mm/rev | 1.0–5.0 mm | Dry Preferred |
10. Operating Guidelines
- Tool Overhang: Minimize overhang to reduce vibration. Use shortest possible toolholder.
- Insert Seating: Ensure insert seat is clean and free of chips before clamping. Verify full contact with toolholder pocket.
- Coolant Strategy: Use dry cutting for cast iron to avoid thermal shock cracking.
- Feed Rate: Do not exceed maximum feed for corner radius to maintain surface integrity. fmax ≈ 0.5 × rε.
- Speed Adjustment: Reduce Vc by 20–30% for interrupted cuts or scale/rusty surfaces.
- Edge Preparation: Robust edge geometry allows aggressive parameters within recommended range.
11. Toolholder Compatibility
The SNMG120412KG is designed for use with C-type (Lever Lock) or P-type (Pin Lock) for negative inserts with holes.
| Compatible Holder Style | Approach Angle | Typical Application |
|---|---|---|
| MCLNR (95° Toolholder) | 95° | External Turning, Facing |
| MCMNN (75° Toolholder) | 75° | External Turning, Profiling |
| PCLNR (95° Toolholder) | 95° | Facing, Shoulder Turning |
| External Turning Holders | Varies | General External Operations |
Holder Requirement: Ensure toolholder pocket angle matches 0° relief of negative inserts. Use precision-ground shim seats for optimal repeatability.
12. Packaging & Ordering Information
| Attribute | Details |
|---|---|
| Manufacturer Part Number | TMD05271 |
| Standard Pack Quantity | 10 inserts per pack |
| Packaging Type | Plastic insert box with foam insert protection |
| Labeling | Laser-marked with ISO code, grade, batch number, and date code |
| Minimum Order | 1 pack (10 inserts) |
| Warranty | Full manufacturer warranty against material and manufacturing defects |
13. Catalog Meta Data
| Field | Value |
|---|---|
| Product Family | Kyocera Turning Inserts – SN Series |
| Series Code | SNMG |
| Grade Family | CA Series (CVD Coated) |
| ISO Application Group | K15–K30 |
| Industry Sectors | Automotive, Aerospace, General Engineering, Energy, Mold & Die |
| Country of Manufacture | Japan |
| Certification | ISO 9001:2015, ISO 14001:2015 |
All technical data and recommendations are based on manufacturer specifications and internal testing under controlled conditions. Actual performance may vary based on machine condition, setup rigidity, and material variability. Always consult the latest Kyocera catalog for updates.
✓ 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.
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国際スピード郵便
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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.
