Beyond SCGCR2525M12 Right Hand Indexable Turning Tool Holder 25x25mm
Price shown is a starting point. Contact us for a precise quote based on your requirements.
⚠️ IMPORTANT APPLICATION NOTICE: The carbide insert shown installed on this tool holder is for structural visualization only. All indexable cutting inserts are sold separately.
BEYOND SCGCR2525M12 Right-Hand Indexable Turning Tool Holder
Industrial 25x25mm (1" Equiv.) Square Shank | 91° Lead Angle for High-Rigidity CNC Roughing & Longitudinal Facing
1. Product Overview
"Which tool holder provides the best pocket stability and structural clearance for right-hand external roughing and precision facing on heavy-duty CNC lathes?"
The Beyond SCGCR2525M12 is a premium, industrial-grade indexable external turning tool holder engineered for high-performance metal removal. Operating via an ultra-secure screw-on clamping system, it eliminates insert micro-movement under severe load forces. This holder is optimized to house CCMT1204 / CCGT1204 (ANSI CCMT 43.x) rhombic 80° carbide inserts. When paired together, the precision seat matches the insert's ground chipbreaker geometry and advanced multi-layer PVD/CVD coatings perfectly. This results in reliable chip evacuation, minimal heat absorption at the cutting zone, and superior dimensional control during high-feed operations.
2. Core Performance Advantages
- High-Tensile Alloy Steel Body: Forged from premium 42CrMo structural alloy steel, quenched and tempered to HRC 42-45 to comfortably dampen machining vibrations.
- 91° Optimized Approach Angle: Allows aggressive longitudinal turning and square shoulder facing without rubbing, reducing total tool deflection.
- CNC Ground Pocket Housing: Seat dimensions are micro-machined to strict dimensional tolerances, ensuring reliable indexability and minimizing tool center-height shifts.
- Anti-Corrosive Hardened Surface: Treated with an industrial black-oxide matte finish to prevent rust, chip washing wear, and chemical degradation under heavy flood coolant.
ISO Designation & Nomenclature Decoding
S — C — G — C — R — 25 — 25 — M — 12
| S | Clamping Mechanism: Screw-on type for maximum clearance and unobstructed chip flow. |
| C | Insert Shape: Rhombic 80° Profile Design. |
| G | Approach Angle: 91° Lead Angle for side turning and perpendicular facing profiles. |
| C | Insert Relief Angle: 7° Normal Clearance Angle. |
| R | Tool Orientation: Right-Hand Direction Cutting Path. |
| 25 | Shank Height: 25 mm Metric (0.984" / Approx. 1" Equivalent Shank). |
| 25 | Shank Width: 25 mm Metric (0.984" / Approx. 1" Equivalent Shank). |
| M | Total Length: 150 mm Metric Overall Length (OAL) (5.905" Equivalent). |
| 12 | Cutting Edge Length: Accommodates approx. 12mm insert length (CCMT1204 / CCGT1204 series). |
🛒 Complete Your Tooling Assembly Setup
3. Technical Specifications & Metric/Imperial Cross-Reference
Dimension Cross-Reference Table
| Metric Model Code | ANSI/Imperial Designation | Shank Dimension (H x W) | Overall Length (OAL) | Standard Insert Compatibility |
|---|---|---|---|---|
| SCGCR2525M12 | SCGCR 16-4D | 25 x 25 mm (0.984" x 0.984") | 150 mm (5.905") | CCMT 1204.. / CCGT 1204.. (ANSI 43.x) |
Recommended Speeds & Feed Rates
| Workpiece Material Type | Cutting Speed (Vc) | Feed Rate (f) | Max Depth of Cut (ap) |
|---|---|---|---|
| Alloy & Carbon Steels (ISO P) | 150 - 300 m/min (492 - 984 SFM) | 0.12 - 0.40 mm/rev (0.005" - 0.016" IPR) | 0.50 - 4.0 mm (0.020" - 0.157") |
| Stainless Steels (ISO M) | 90 - 180 m/min (295 - 590 SFM) | 0.10 - 0.30 mm/rev (0.004" - 0.012" IPR) | 0.40 - 3.0 mm (0.016" - 0.118") |
| Gray & Cast Irons (ISO K) | 120 - 250 m/min (393 - 820 SFM) | 0.15 - 0.45 mm/rev (0.006" - 0.018" IPR) | 0.60 - 4.5 mm (0.024" - 0.177") |
4. Applications & Equipment Compatibility
The SCGCR2525M12 turning holder is an indispensable standard item for modern CNC job shops processing mid-to-large-scale cylindrical structures. Its right-hand configuration operates optimally when feeding toward the headstock under normal spindle rotation directions, delivering clean external finishes and uniform shoulder profiles.
5. Beyond Carbide Grade Selection Matrix
| Beyond Grade Designation | Coating & Substrate Architecture | Primary ISO Application Range | Industry Equivalent Benchmarks |
|---|---|---|---|
| BY2015 | Multi-Layer CVD TiN / thick Al2O3 / TiCN | ISO P10 - P25 (High Speed Carbon/Alloy Steel) | Sandvik GC4315 | Kennametal KCP10B | Walter WPP10S |
| BY4025 | Impact-Resistant Thick Thermal Al2O3 CVD | ISO P20 - P40 / M20 - M35 (Interrupted Cuts) | Sandvik GC4325 | Kennametal KCP25B | Walter WPP20S |
| BY5030 | Nano-Structured PVD TiAlN Layer on Micro-Grain Carb. | ISO M10 - M30 / ISO S10 - S25 (Hi-Temp Alloys) | Sandvik GC1115 | Kennametal KSS20M | Iscar IC807 |
6. Machinist Troubleshooting Guide
Symptom: Excessive Seat Wear or Insert Micro-Deflection
Root Cause: Over-torquing the retention screw or applying cutting depths that far exceed shank ratings.
Action Plan: Clean the pocket using compressed air to clear swarf before indexing. Use a calibrated torque flag wrench for the M4 screw. Replace worn locking hardware periodically.
Symptom: Uncontrolled Stringy Chips Tangling Tool Shank
Root Cause: Cutting feed rate is below the minimum threshold of the insert's molded chipbreaker profile.
Action Plan: Increase feed rate incrementally ($0.02 - 0.05 \text{ mm/rev}$) or adjust your programmed depth of cut ($ap$) to fully engage the chipbreaker wall.
7. Why Choose Beyond Tools?
Beyond specializes in manufacturing premium, ISO-compliant CNC indexable cutting tools. By shortening global supply chains and removing middleman markup structures, we deliver industrial reliability and extreme dimensional repeatability straight to your factory floor.
Verified Global Client Experiences
"Swapped our expensive tier-1 holders out for these Beyond SCGCR2525M12 units on our Haas ST-30. Holds tolerances on 1045 steel shafts all day. Pocket accuracy is phenomenal."
"Hervorragende Qualität. Precise pocket geometry means indexing is seamless with zero center height variation. The black oxide coating layer stands up well to aggressive chemical emulsion cooling."
"Molto rigido. Ideal for heavy facing work. Clamping screw holds down tightly under heavy roughing cuts."
"Matches perfectly with our standard CCMT 432 inserts. Exceptional value considering the manufacturing accuracy of the steel body."
8. Frequently Asked Questions
Q: What is the main difference between SCGCR and SCGCL configurations?
A: The trailing letter designates the feed orientation. This SCGCR model is a Right-Hand toolholder, which feeds right-to-left toward the headstock in normal lathe operations. SCGCL is the opposite left-hand mirrored configuration.
Q: Can I use standard ANSI-inch labeled inserts with this metric body?
A: Absolutely. ISO metric CCMT1204.. dimensions share exact geometric scaling, matching thicknesses, and corner angles with ANSI-coded CCMT 43.x.. inserts. They interface perfectly with zero pocket slop.
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.