Kyocera SNMG120412ZS CA320 TME05257 CNC Insert - Heavy Duty Roughing
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- Stock: In Stock
- Model: CA320
- Weight: 0.10kg
- Manufactured: In Japan
- Ships: Worldwide
- Item Code: TME05257
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Product Overview
The Kyocera SNMG120412ZS CA320 TME05257 is a premium square insert engineered for heavy duty roughing operations in modern CNC turning centers. Manufactured to exacting Japanese industrial standards, this insert combines a high-performance CVD Coated Carbide substrate with an advanced multi-layer CVD coating to deliver exceptional wear resistance, thermal stability, and extended tool life.
Designed specifically for carbon steel, alloy steel, forged steel, cast steel, the SNMG120412ZS offers heavy roughing capability with optimized chip control and surface finish quality. The square geometry provides 4 usable cutting edges, maximizing cost-per-edge efficiency in high-volume production environments.
ISO Designation Breakdown
The SNMG120412ZS designation follows ISO 1832 standard nomenclature for indexable inserts:
| Position | Code | Meaning |
|---|---|---|
| S | Square insert (90°) | |
| N | 0° clearance angle | |
| M | Tolerances class M | |
| G | With hole and chipbreaker | |
| ZS | Heavy machining chipbreaker |
Engineering Dimensions & Geometry
| Dimension | Metric | Imperial | Tolerance |
|---|---|---|---|
| Inscribed Circle (IC) | 12.7 mm | 1/2" | ±0.025 mm |
| Thickness (S) | 4.76 mm | 3/16" | ±0.13 mm |
| Corner Radius (rε) | 1.2 mm | — | ±0.05 mm |
| Clearance Angle | 0° | — | — |
| Fixing & Chipbreaker | With Hole + Chipbreaker | — | |
Grade Details - Key Grade Characteristics
CA320 is a high-performance CVD Coated Carbide grade specifically developed for steel machining applications in the P15-P35 range. Key characteristics include:
- Multi-Layer CVD Coating: TiCN base layer + Al₂O₃ intermediate layer + TiN top layer provides exceptional abrasion resistance and thermal barrier properties.
- Optimized Substrate: Medium-coarse WC-Co grain structure balances hardness (HV 1,550) with fracture toughness (12.5 MPa·m½).
- Edge Treatment: Precision-honed T-land edge preparation minimizes chipping and micro-fractures during interrupted cuts.
- Thermal Stability: Operates effectively at cutting temperatures up to 900°C without significant coating degradation.
- Ultimate edge security for extreme conditions
Grade Comparison Matrix
| Grade | Coating | Application Range | Workpiece Material |
|---|---|---|---|
| CA320 | CVD Coated Carbide | P15-P35 (Medium to Roughing) | Carbon Steel, Alloy Steel, Stainless Steel |
| CA310 | CVD Coated Carbide | P10-P30 (Finishing to Medium) | Steel, Cast Iron |
| CA330 | CVD Coated Carbide | P25-P40 (Roughing to Heavy) | Steel, Cast Steel, Forged Steel |
Chipbreaker Profile
ZS-Type (Heavy Machining)
ZS-type chipbreaker: maximum strength geometry for the toughest machining environments
| Feature | Specification |
|---|---|
| Chipbreaker Type | ZS-Type (Heavy Machining) |
| Rake Angle | Negative Basic (0° clearance) with Positive Chipbreaker Face |
| Chip Curl Radius | Optimized for heavy roughing parameters |
| Chip Control Range | 0.30-0.80 mm/rev |
Recommended Applications & Workpiece Materials
The SNMG120412ZS CA320 is optimized for the following material groups:
- Carbon Steels: C35, C45, C50, C60 (ISO P.1-P.3) — Excellent chip control and surface finish.
- Alloy Steels: 42CrMo4, 34CrNiMo6, 16MnCr5 (ISO P.4-P.5) — Balanced wear and fracture resistance.
- Stainless Steels: 304, 316, 410 (ISO M.1-M.2) — Moderate suitability; reduced speeds recommended.
- Cast Steels: GS-52, GS-60 — Good performance with adequate coolant supply.
- Forged Steels: Scale-covered surfaces — Edge strength accommodates variable depths.
Application Map by Operation
| Operation Type | Suitability | Workpiece Material | Surface Finish |
|---|---|---|---|
| External Turning | ★★★★★ Excellent | Carbon Steel, Alloy Steel, Forged Steel, Cast Steel | Mirror to Fine |
| Internal Turning | ★★★★☆ Very Good | Carbon Steel, Alloy Steel, Forged Steel, Cast Steel | Fine to Medium |
| Face Turning | ★★★★★ Excellent | Carbon Steel, Alloy Steel, Forged Steel, Cast Steel | Fine |
| Profiling | ★★★☆☆ Good | Carbon Steel, Alloy Steel, Forged Steel, Cast Steel | Medium |
Recommended Cutting Conditions
The following parameters are recommended for carbon steel, alloy steel, forged steel, cast steel using the SNMG120412ZS CA320:
| Operation | Cutting Speed (m/min) | Feed Rate (mm/rev) | Depth of Cut (mm) | Coolant |
|---|---|---|---|---|
| Finishing | 180 m/min | 0.30 | 0.2 - 1.0 | Wet / Dry |
| Medium | 100 - 140 | 0.30 - 0.80 mm/rev | 1.0 - 3.0 | Wet Recommended |
| Roughing | 100 | 0.80 mm/rev | 3.0 - 10.0 mm | Wet Required |
Note: Values are starting recommendations. Optimize based on machine rigidity, workpiece condition, and coolant concentration. For stainless steel, reduce cutting speed by 20-30%.
Operating Guidelines
- Tool Overhang: Minimize overhang to prevent vibration. Use minimum 4× shank diameter engagement for stable cutting.
- Coolant Supply: High-pressure coolant (10-20 bar) directed at the cutting edge improves chip evacuation and extends tool life by 30-50%.
- Entry Angle: Maintain 45-75° entry angle for square inserts to avoid notch wear and ensure uniform load distribution.
- Edge Inspection: Inspect inserts after 30-60 minutes of cutting for flank wear (VBmax = 0.3 mm) or crater wear (KT = 0.1 mm).
- Index Frequency: Rotate or index inserts at consistent intervals to maintain dimensional accuracy and prevent catastrophic failure.
- Storage: Store inserts in original packaging at 15-25°C with humidity below 60% to prevent coating oxidation.
Toolholder Compatibility
The SNMG120412ZS is compatible with standard square insert toolholders following ISO 5610 standards:
- Recommended Holders: SSDCN, SSDGN, CSSNR type toolholders (heavy duty)
- Clamp System: Lever-lock or screw-clamp mechanisms with through-coolant capability.
- Shank Sizes: 20×20 mm, 25×25 mm, 32×32 mm (select based on IC and application stability).
- Approach Angle: 45°, 75°, or 90° depending on holder selection and workpiece geometry.
- Coolant Channels: Internal coolant delivery through the toolholder is highly recommended for chip evacuation.
Packaging & Ordering Information
| Parameter | Specification |
|---|---|
| Standard Pack Quantity | 10 inserts per pack |
| Minimum Order Quantity | 10 inserts (1 pack) |
| MPN (Manufacturer Part Number) | TME05257 |
| Grade | CA320 |
| Coating | CVD Multi-Layer (TiCN + Al2O3 + TiN) |
| Substrate | WC-Co Cemented Carbide |
| Warranty | Manufacturer Standard Warranty |
Catalog Meta Data
| Attribute | Value |
|---|---|
| Product Series | Kyocera Standard Turning Inserts |
| ISO Range | P15-P35 |
| Insert Class | S-Type Square Insert |
| Corner Radius | 1.2 mm |
| Inscribed Circle (IC) | 12.7 mm (1/2") |
| Thickness (S) | 4.76 mm (3/16") |
| Hole Diameter | 5.16 mm (Standard) |
| ANSI Classification | C-2 / C-3 Grade Equivalent |
✓ 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.
