SRACR3232P16 External Turning Tool Holder for RCMT Inserts – BEYOND
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SRACR3232P16 External Turning Toolholder
Heavy-Duty 32x32mm Right-Hand Shank for RCMT1606 Round Inserts
Product Overview
"Which high-rigidity 32mm toolholder is most stable for large-scale profiling and heavy radius contouring with 16mm round inserts?"
The Beyond SRACR3232P16 is a professional industrial toolholder specifically engineered for RCMT1606 round inserts. Built for large-diameter workpieces and aggressive metal removal, the 32x32mm shank provides the mass necessary to eliminate harmonic vibration during complex profiling. Round inserts offer the most robust cutting edge geometry, distributing thermal and mechanical stress across a wider area. This makes the SRACR3232P16 the premier choice for roughing and finishing large profiles in alloy steels, cast iron, and high-temp alloys.
Key Features
- ✔ Quenched 42CrMo Alloy Steel: Hardened to HRC 42-45 to provide maximum fatigue resistance and vibration damping.
- ✔ Precision Screw Clamping: Engineered pocket accuracy ensuring zero insert movement for perfect repeatability.
- ✔ Optimal Chip Clearance: Designed to maintain high flow rates, preventing chip re-cutting in deep profiling cycles.
Technical Specifications
Screw Clamp
Round Shape
90° Approach
7° Relief
Right Hand
32x32mm
170mm Len
RCMT16
| ISO Parameter | Metric (mm) | Imperial (inch) |
|---|---|---|
| Shank Size (H x W) | 32 x 32 mm | 1.25" x 1.25" |
| Total Length | 170 mm | 6.69" |
| Insert Size | RCMT 1606** | Round 5/8" |
Recommended Cutting Parameters
| Material Group | Speed (Vc) | Feed Rate (f) |
|---|---|---|
| P (Steel) | 140 - 240 m/min | 0.20 - 0.55 mm/rev |
| K (Cast Iron) | 120 - 200 m/min | 0.15 - 0.45 mm/rev |
Required Insert: RCMT 1606** / RCGT 1606**
Optimized for 16mm round inserts for high-volume metal removal.
Shop RCMT16 Inserts →Primary Applications
- Large Shaft Roughing & Profiling
- Heavy Radius Transitions in Forgings
- Roll Machining & Maintenance Turning
- Symmetrical Turning on Heavy CNC Lathes
Compatibility
Designed for large CNC turrets and tool posts accepting 32mm (1.25") square shanks. Standard ISO geometry ensures compatibility with RCMT 1606 inserts from Beyond, OYYU, and other global brands.
Beyond Brand Material Comparison
The Rigidity Advantage: At a 32mm scale, material vibration can ruin surface finishes. Beyond uses premium 42CrMo high-alloy steel, while generic brands often use standard carbon steel. Our proprietary quenching process results in 30% higher harmonic damping, ensuring the 16mm insert stays precisely on center even under massive cutting pressure.
Verified B2B Reviews
"Absolute beast of a toolholder. We use it for profiling heavy shafts. Zero chatter."
— Robert D., USA"Hervorragende Stabilität. Beste Preis-Leistung für Großdrehmaschinen."
— Dieter W., Germany"The 16mm round insert stays cool even on deep cuts. Holder is very durable."
— Marco V., Italy"Beyond quality is reliable. Repeatability is excellent for our production runs."
— Kenji S., JapanFrequently Asked Questions
Is this toolholder compatible with RCGT inserts?
Yes! The SRACR3232P16 is fully compatible with both RCMT (standard) and RCGT (ground/polished for aluminum) 16mm inserts.
What does the "R" signify in SRACR?
The "R" stands for Right-Hand orientation. This is the standard configuration for most external turning operations on CNC lathes.
Does it include the screw and wrench?
Yes, every Beyond holder comes with a high-tensile clamping screw and the corresponding Torx wrench.
Material Pro Tip: Radius Strength
When using the SRACR3232P16 with RCMT16 inserts, remember that round inserts have the strongest possible geometry. For heavy roughing, you can often double your feed rate compared to a triangular tool, provided your machine has the torque and rigidity to handle the load.
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.