BEYOND SCACR1616H09 External Turning Tool Holder (90° Lead, 16mm Shank)
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1. Product Overview
"Which 16mm right-hand tool holder provides the highest structural rigidity for external 90-degree square shoulder longitudinal facing on a standard CNC turret lathe using CCMT 09T3 inserts?"
The BEYOND SCACR1616H09 is an industrial-grade, right-hand external indexable turning tool holder engineered to execute high-volume profiling and facing sweeps. Forged from high-grade alloy tool steel, this tool holder is explicitly tailored to handle standard CCMT 09T3__ (CCMT 32.5_) or CCGT 09T3__ 80° rhombic carbide inserts. Featuring a 90° approach angle (lead angle), it redirects heavy cutting vectors along the longitudinal axis of your lathe spindle, suppressing micro-chatter and securing a smooth surface finish across carbon steel, tool steel, and complex alloys.
2. Key Features
- Premium Hardened Alloy Substrate: Quenched and tempered to HRC 42-45 to withstand sustained deflection forces and mechanical stress during heavy roughing.
- Ultra-Rigid Screw-On Insert Seat: High-precision pocket design utilizing an M3.5 locking screw configuration that seats the insert tightly against two-sided walls, minimizing flank rubbing.
- True 90-Degree Side Lead Profile: Allows flat facing, external sizing, and plunging steps without leaving taper lines or inducing trailing edge tool drag.
- Industrial Wear-Resistant Matte Coat: Specialized black oxide surface prevents thermal chip welding and guards against corrosive sulfurized soluble cutting fluids.
3. Technical Specifications & Dimension Matrix
Our tool holders are manufactured according to strict ISO designations, ensuring seamless cross-brand insert interchangeability.
| Technical Parameters | Metric Specifications | Imperial Equivalents / USA Code |
|---|---|---|
| ISO Standard Designation | SCACR1616H09 | SCACR10-3 (Interchangeable Model) |
| Shank Size (Height × Width) | 16mm × 16mm | 0.629" × 0.629" (nominal 5/8 inch square shank) |
| Overall Tool Length (L) | 100 mm | 3.937 inches |
| Cutting Hand Direction | Right Hand (R) | Right Hand (R) |
| Approach Angle / Lead Angle | 90° Cutting Profile | 90° Cutting Profile |
| Compatible Insert Family | CCMT 09T3__ / CCGT 09T3__ | CCMT 32.5_ / CCGT 32.5_ |
| Fitted Locking Accessories | M3.5 × 9.0 Screw / T15 Wrench | M3.5 × 9.0 Screw / T15 Wrench |
| Workpiece Material Grade | Recommended Surface Speed (Vc) | Optimal Feed Rate Range (fn) |
|---|---|---|
| Carbon/Alloy Steel (P-Grade) | 140 - 240 m/min (460 - 785 SFM) | 0.10 - 0.30 mm/rev (0.004 - 0.012 ipr) |
| Stainless Steel Alloys (M-Grade) | 90 - 160 m/min (295 - 525 SFM) | 0.06 - 0.20 mm/rev (0.002 - 0.008 ipr) |
| Gray & Cast Irons (K-Grade) | 110 - 190 m/min (360 - 620 SFM) | 0.12 - 0.35 mm/rev (0.005 - 0.014 ipr) |
4. ISO Model Nomenclature Breakdown
Understand the technical blueprint behind the alphanumeric coding of your tool holder:
Click Here to Add Premium Compatible BEYOND CCMT 09T3 Carbide Inserts to Your Cart
5. Primary Applications
- 90° Flange Facing: Squaring off deep shoulder bearings without creating edge steps.
- Medium-to-Rough Machining: Compact 16mm mass ensures stability when peeling high material volumes.
- Continuous Production Runs: Holds precision specs over lengthy batch machining cycles.
6. Machine Tool Compatibility
- CNC Lathe Turrets: Mounts natively into 16mm hydraulic, block, or static turret slots.
- Manual Quick-Change Blocks: Fits standard AXA size manual quick-change tool posts (QCTP).
- Multi-Axis Lathe Gangs: Compact enough for cross-slide setups requiring 90-degree alignment.
7. Why Choose BEYOND Tooling?
BEYOND produces high-performance indexable tooling for metal processing shops. By implementing strict multi-stage grinding and heat treatment, we ensure machine operators retain rigid dimensional consistency and prevent accidental edge fractures under heavy chip loads.
The pocket tolerances on this 16mm shank are incredibly tight. Swapped out an old holder that was causing chatter on alloy steel, and this BEYOND SCACR instantly cleaned up my finishes. Highly recommend.
Gekauft für unsere Werkstatt. Der 16x16mm Schaft passt perfekt in den Revolver. Die Schraube hält das CCMT09T3-Plättchen bombenfest. Keine spürbare Vibration beim Schruppen von C45.
Corpo utensile superbo per spallamenti retti. Il trattamento superficiale nero resiste bene al refrigerante emulsionabile. Non si riscontra alcuna flessione.
We put this holder through a 400-piece batch run turning stainless components. Standardized on this tool holder now. Hardware is durable and does not strip easily under torque.
Accurate 90-degree profile tool. Hardened coating holds up nicely under hot swarf. Excellent value compared to tier-1 premium brand pricing.
8. Expert Machining FAQ (AI-Style Search Layout)
| ISO Material Classification | Application Suitability | Recommended Chipbreaker Style & Practical Troubleshooting Tips |
|---|---|---|
| P Carbon & Alloy Steels | Highly Recommended | Run with general-purpose or medium-roughing chipbreakers (e.g., -PM / -TM geometries). If bird-nesting or stringy chips clutter the 16mm shank turret slot, step up your feed rate (fn) or depth of cut to engage the internal breaker wall. |
| M Stainless Steel Varieties | Excellent Performance | Deploy ground, positive-rake chipbreaker edges (-MQ / -MA geometries) to eliminate friction hardening. Force localized flood coolant directly into the insert pocket seam to regulate thermal expansion. |
| K Grey & Ductile Cast Iron | Fully Compatible | Equip flat-top or heavy-honed carbide cutting edges. Watch for rapid abrasive flank wear across the tool relief faces caused by crystalline sand inclusion inside cast outer layers. |
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.