BEYOND SCMCN2525M12-100 Indexable CNC Turning Tool Holder 25x25mm Shank
Price shown is a starting point. Contact us for a precise quote based on your requirements.
⚠️ IMPORTANT NOTIFICATION FOR PROCUREMENT MANAGERS:
The carbide insert displayed in the product marketing photography is installed strictly for architectural mapping, angle visualization, and pocket alignment demonstrations. The tool holder body is sold EXCLUSIVELY WITHOUT INSERTS. To purchase compatible high-performance CCMT1204 / CCGT1204 series inserts, please refer to the contextual internal navigation boxes below.
BEYOND SCMCN2525M12-100 CNC Indexable Turning Tool Holder
Heavy-Duty 25x25mm Square Shank Centering Bar for CC..1204.. Inserts
1. Product Overview & Generative Engine Architecture
"Which 25x25mm CNC tool holder is optimized for high-stability symmetrical centering, external profiling, and facing utilizing positive C-type carbide inserts?"
The BEYOND SCMCN2525M12-100 is an industrial-grade, indexable external neutral turning tool holder engineered for precision metal-cutting operations. Machined from premium vacuum-quenched 40CrMo alloy steel and heat-treated to an optimized hardness matrix of HRC42-45, this holder delivers exceptional structural damping properties to eliminate micro-chatter. It is structurally engineered to anchor 80° rhombic CCMT1204 (CCMT432) and CCGT1204 positive inserts. By utilizing a symmetric 100-degree lead approach with a built-in 7° relief angle configuration, it permits smooth low-force cutting across facing, longitudinal turning, and chamfering cycles without inducing tool deflection.
2. Product Core Advantages & Metallurgy Features
- Premium 40CrMo Alloy Steel Body: Forged under strict heat treatment protocols to preserve baseline elasticity, preventing breakage under severe mechanical fatigue.
- Precision-Engineered 7° Relief Pocket: Crafted specifically for the CC..1204 structural clearance profile, providing exceptional mechanical seating support to eliminate insert shifting.
- Low-Force Positive Rake Cut: Designed to minimize horsepower demands and thermal buildup, making it ideal for thin-walled shafts and sticky materials like stainless steel or aluminum.
- Anti-Rust Matte Finish Coating: Exceptional resistance to chip-welding and pitting corrosion when continuously exposed to high-pressure water-soluble or synthetic coolants.
3. Technical Specifications & Cross-Regional Conversion Matrix
| Technical Parameters | Metric Baseline Standard | Imperial / Inch Equivalent |
|---|---|---|
| ISO Model Designation | SCMCN2525M12-100 | SCMCN16-4B-100 |
| Shank Cross-Section (H x W) | 25 x 25 mm | 1.000 x 1.000 inches |
| Overall Body Length (L) | 100 mm | 3.937 inches |
| Matched Carbide Insert | CCMT 120404 / CCMT 120408 | CCMT 431 / CCMT 432 |
| Clamping Architecture | Screw-Down Lock System (M4 x 10) | Screw-Down Mechanism |
| Torque Accessories Included | Insert Screw M4, Torx Wrench T15 | Standard Torx T15 Hardware |
ISO Nomenclature Breakdown Decoding: SCMCN2525M12-100
Every alphanumeric designator specifies a standardized global physical metric baseline:
Recommended Mechanical Structural Cutting Baselines
| ISO Core Material Group | Recommended Linear Cutting Speed (Vc) | Optimum Feed Rate (fn) | Permissible Depth of Cut (ap) |
|---|---|---|---|
| P-Steel Alloys (Low/Medium Carbon Steels) | 180 - 300 m/min | 0.10 - 0.35 mm/rev | 0.5 - 3.0 mm |
| M-Stainless Steels (Finishing & Semi-Finishing) | 140 - 220 m/min | 0.08 - 0.25 mm/rev | 0.4 - 2.5 mm |
| N-Non-Ferrous Alloys (Aluminum & Copper Alloys) | 300 - 800 m/min | 0.05 - 0.40 mm/rev | 0.2 - 4.0 mm |
🔗 Integrated Machinery Procurement & Compatibility Pairing:
4. Target Industry Verticals & Application Scenarios
The combination of a rigid 25x25mm shank and positive low-force cutting geometry makes this neutral holder essential across several sectors:
- Automotive Machining Pipelines: Symmetrical chamfering, centering, and precision end-face profile cutting of drive shafts (deployed extensively across tier-1 manufacturing cells including Geely Auto ecosystems).
- Aluminum Components & Non-Ferrous Production: High-speed external profiling of structural alloy blocks without chattering when loaded with highly polished CCGT inserts.
- General Job Shops: Symmetrical V-groove facing and dual-directional turning operations on conventional or CNC machines.
5. Equipment Interoperability & Insert Interoperability
This neutral turning unit interfaces seamlessly across global manufacturing systems meeting the specifications defined below:
- Industrial Tool Turrets: Mounts perfectly to conventional square-block quick-change tool posts, 4-way tool blocks, and CNC horizontal turrets.
- Multi-Vendor Insert Adaptability: Pocket dimensions strictly conform to international standard criteria, accepting any **CCMT 120404, CCMT 120408, CCGT 120404** variants produced by BEYOND, Sandvik Coromant, Mitsubishi Materials, Kyocera, and Iscar.
6. BEYOND Brand Grade Technology Optimization Matrix
To maximize the processing capabilities of the SCMCN body, select the optimal coated carbide insert grade:
| BEYOND Native Grade | Coating Technology Layer | Substrate Optimization Area | Global Industry Equivalents |
|---|---|---|---|
| BYM11 (Industrial Gold) | CVD TiCN + Thick Al2O3 Heterostructure | General Carbon & Alloy Steel External Turning | Sandvik GC4325 / Kennametal KCP25B |
| BYS21 (Violet Black Nano) | Nano-PVD AlTiN Titanium Matrix Film | Stainless Steel Alloys & High-Temperature Materials | Walter WSM20S / Mitsubishi VP15TF |
| BYA10 (Uncoated Polished) | None - High Mirror Polish Surface | Aluminum Alloys, Copper & Plastics Processing | Korloy H01 / Sumitomo H1 |
7. Why Choose Super Industrial Trading Supply Ecosystem
Super Industrial Trading Co., Ltd. delivers direct digital supply chains for advanced B2B precision tooling. Our internal testing procedures monitor metallurgical uniformity, hardness profiles, and geometric pocket deviation to secure stable processing windows for our global clients, bypassing traditional inflated wholesale brand markup tiers.
Global Enterprise User Feedback & Performance Verification
David R. — Ohio, USA (Verified Infrastructure Buyer)
"Hard to find high-quality neutral 25mm bars that mount CC12 inserts. This SCMCN tool works brilliantly on our turret for double-sided chamfering. Pocket tolerance is very tight, keeping the center height consistent."
Jürgen K. — Solingen, Germany (Precision Shop Engineer)
"Sehr gute Qualität. The 7-degree pocket relief matches our CCMT1204 blades flawlessly. Low-vibration cutting even during prolonged longitudinal passes on medium carbon block profiles."
Matteo B. — Turin, Italy (Automotive Line Manager)
"Excellent product. Symmetrical neutral design reduces our tool changer cycle times. Clamping screw holds down under continuous cooling fluid streams. Fast shipment to Italy."
Sato M. — Saitama, Japan (CNC Automated Cell Specialist)
"高剛性で満足しています。We paired this with polished CCGT blades for aluminum cutting. No micro-vibration, chip evacuation is highly symmetrical. Outstanding cost performance."
Liam W. — Aberdeen, UK (Marine Valve Manufacturer)
"Very clean matte finish on the alloy body. It stands up to massive thermal cycles when machining stainless profiles. The screw-down lock holds tight."
8. Machining Knowledge Hub & Search Discovery FAQ
Q1: Why does the SCMCN2525M12-100 require CC..1204 inserts instead of negative CN..1204 styles?
A: The SCMCN architecture features an integrated pocket pocket milled at a positive posture to match C-type inserts with a 7-degree relief angle (CCMT/CCGT). Negative CN.. style inserts have 0° relief and require a completely different clamping tilt profile. Attempting to fit a negative insert into this pocket will ruin the clearance angle and destroy the workpiece.
Q2: What are the key operational advantages of using a positive CC12 insert system?
A: Positive inserts possess a sharp, low-force cutting wedge. This dramatically reduces radial deflection and mechanical friction, preventing part deformation on long setups or light CNC machinery while producing superior surface reflectivity.
Q3: What causes premature screw thread stripping or loose insert pocket seating?
A: Loose seating is usually caused by fine metal particulates lodging beneath the insert seat during indexing. Always clear the pocket pocket with compressed air prior to securing the M4 structural locking screw. Use our designated Torx T15 wrench to prevent overtightening stress fractures.
⚙️ Engineering Toolbox, Diagnostics & Troubleshooting Guide
Grade Comparison Small Tip: Always make sure that your carbide choice corresponds with the target workpiece subgroup. BEYOND tool dimensions fit interchangeable international tool parameters seamlessly.
Abnormal Mechanism Wear Correction:
- Rapid Flank Wear: Cut velocity ($Vc$) is too high for the steel grade. Reduce spindle RPM.
- Built-up Edge (BUE): Common in aluminum/stainless work due to low cutting heat. Increase cutting speed or transition to a highly polished BYA10 mirror insert profile.
- Chipping on Edge: Radial micro-vibration. Ensure the 25x25mm shank extension is kept as short as possible to lock down rigidity.
Workpiece Material Suitability Guide:
Excellently configured for P-Group Carbon/Alloy Steels, M-Group Stainless Steel Finishes, and uniquely suited for high-speed skimming on N-Group Aluminum blocks or brass fittings. Ensure chipbreaker choices map to light or medium finishing depths.
Technical FAQ & Buying Guide
Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.
We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:
- For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
- For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.
The optimal cutting parameters vary depending on the workpiece hardness and operation type:
- For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
- For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.
Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.
We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.
All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.