Beyond SCKCR2525M09 Indexable Turning Tool Holder 25x25mm
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⚠️ Please Note: The carbide insert shown in product images is for demonstration purposes only. Inserts are sold separately.
BEYOND SCKCR2525M09 Indexable Turning Tool Holder
Heavy-Duty 25x25mm Square Shank | 75° Lead Angle for Precision CNC Turning
1. Product Overview
"Which toolholder is best for achieving stable 75-degree profiling and high-efficiency outer diameter turning on medium-to-large CNC lathes?"
The Beyond SCKCR2525M09 is engineered precisely for this challenge. Utilizing a robust screw-on clamping mechanism, it offers unyielding structural rigidity when processing steel, stainless steel, and cast iron. It is perfectly matched with CCMT09T3 (CCMT 32.5) carbide inserts, allowing manufacturers to maximize the insert's advanced chipbreaker geometries and tailored substrate grades for seamless chip evacuation and extended tool life.
2. Core Performance Advantages
- High-Tensile Alloy Steel Body: Forged from premium alloy steel, hardened to HRC 42-45 to resist deformation and minimize vibration under high feed rates.
- Optimized 75° Lead Angle: Ideal for profiling, longitudinal turning, and facing applications while distributing cutting forces evenly to prevent chatter.
- Flawless Seating Geometry: CNC-ground pocket ensures precise insert insert alignment, maintaining tight tolerances over long production runs.
- Anti-Corrosive Black Oxide Finish: Protects against harsh synthetic and water-soluble coolants, ensuring long-term shopfloor durability.
ISO Designation Breakdown
S - C - K - C - R - 25 - 25 - M - 09
3. Technical Specifications
Model & Dimensional Cross-Reference
| Metric Model Code | ANSI/Inch Equivalent Code | Shank Size (H x W) | Total Length (L) | Compatible Insert |
|---|---|---|---|---|
| SCKCR2525M09 | SCKCR 16-4D | 25 x 25 mm (0.984" x 0.984") | 150 mm (5.905") | CCMT09T3__ / CCMT32.5_ |
Recommended Base Cutting Parameters
| Workpiece Material Group | Cutting Speed (Vc) | Feed Rate (f) | Depth of Cut (Ap) |
|---|---|---|---|
| Carbon/Alloy Steel (P) | 140 - 280 m/min (460 - 920 SFM) | 0.10 - 0.35 mm/rev (0.004" - 0.014" IPR) | 0.50 - 3.00 mm (0.020" - 0.118") |
| Stainless Steel (M) | 90 - 180 m/min (295 - 590 SFM) | 0.08 - 0.25 mm/rev (0.003" - 0.010" IPR) | 0.40 - 2.00 mm (0.016" - 0.079") |
| Cast Iron (K) | 120 - 240 m/min (390 - 785 SFM) | 0.12 - 0.40 mm/rev (0.005" - 0.016" IPR) | 0.50 - 3.50 mm (0.020" - 0.138") |
4. Applications & Equipment Compatibility
Designed for heavy-duty metal removal rates, this toolholder thrives in both roughing and semi-finishing operations. It is commonly deployed across infrastructure, automotive machining, and general hydraulic cylinder manufacturing components.
Target Operations
External Cylinder Turning, Facing Steps, 75-Degree Lead Profile Copying, Chamfer Cutting.
Machine Compatibility
CNC Lathes, Manual Lathes with 25mm/1-inch Tool Turrets, Turn-Mill Centers, Flatbed Lathes.
5. Beyond Grade & Material Matrix
Optimize your SCKCR2525M09 setup by pairing it with the correct Beyond insert grade for your specific raw materials:
| Beyond Grade | Coating Type | ISO Target | Characteristics & Application Tips |
|---|---|---|---|
| BY2015 | CVD TiN / Al2O3 / TiCN | P10-P25 | High speed steel finishing. Ultra-smooth CVD layer lowers friction and avoids built-up edge. |
| BY4025 | CVD Thick Al2O3 Matrix | P20-P40 M20-M35 | General purpose turning grade. Excellent thermal shock resistance for interrupted cuts. |
| BY5030 | PVD TiAlN Nano Coating | M10-M30 S10-S25 | Superior choice for exotic alloys & tough stainless steels. Thin, sharp edge layout minimizes burrs. |
6. Troubleshooting Guide
Issue: Rapid Flank Wear
Cause: Cutting speed is too high for the material hardness.
Solution: Reduce peripheral cutting speed (Vc) by 15-20% or switch to a harder grade like BY2015.
Issue: Bird-Nesting / Poor Chip Control
Cause: Depth of cut (Ap) or feed rate (f) is too low for the chipbreaker design.
Solution: Increase feed rate to force the chip into the breaker pocket, or increase your depth of cut.
Issue: Surface Finish Chatter
Cause: Setup rigidity is low or tool overhang is excessively long.
Solution: Shorten toolholder overhang, verify tool center height alignment, or lower the cutting feed rate.
7. Why Choose Beyond Tools?
Beyond specializes in industrial-grade CNC tooling matrices, delivering premium manufacturing accuracy without the middleman markup. Every toolholder passes stringent quality control checks to meet global ISO standards.
Verified Global Customer Experiences
"Switched out our expensive name-brand toolholders for these Beyond SCKCR2525M09 bars in our production cell. Rigidity is identical. We hold 0.02mm tolerances easily over 500-part shifts in C45 steel. Outstanding value."
"Great fitment with standard ANSI CCMT 32.52 inserts. The screw-down seat holds tight during interrupted roughing passes on old 4140 tubes. Will definitely stock up on more of these Beyond holders."
"Very robust external turning tool. The black oxide coating layer is uniform and protects well against high pressure emulsion sprays. Delivery to Italy took 5 days. Very solid piece of tooling."
"Accuracy is excellent. Pocket dimension is precisely ground, insert does not shift or pivot when hitting scale on cast iron. Highly recommended for heavy CNC shops."
"Standard industrial tool holder that performs exactly as expected. Hardware pack included a quality wrench that doesn't strip the Torx screws. Standard 25mm shank is perfect for our Haas turrets."
8. Frequently Asked Questions
Q: Does the SCKCR2525M09 tool holder include a torque wrench and screws?
A: Yes! Every Beyond turning toolholder comes complete with the matching insert clamping screw and an ergonomic Torx flag-style key wrench so you can begin setup immediately.
Q: Can I use CCMT 32.51 or CCMT 32.52 inserts with this metric holder?
A: Absolutely. Metric CCMT09T304 and CCMT09T308 inserts share exact structural dimensions with ANSI CCMT32.51 and CCMT32.52. They seat flawlessly within the SCKCR2525M09 pocket.
Q: Is this holder optimized for left-hand or right-hand turning centers?
A: The "R" in SCKCR specifies a Right-Hand configuration. It is built for traditional right-hand tooling blocks facing towards the spindle on common standard setup profiles.
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.