BEYOND EMRW-6R35-200-C32-3 Indexable Milling Cutter Shank (35mm / 1.38")
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BEYOND EMRW-6R35-200-C32-3 Indexable Face Mill Holder
ISO/ANSI Standard 35mm 90° High-Feed Shoulder Cutter Shank | C32 Straight Shank for RPMT1204 Round Inserts
1. Product Overview
"Which indexable milling holder is best for high-feed roughing, face milling, and profile milling on stainless steel and mold steel with low spindle loads?"
The BEYOND EMRW-6R35-200-C32-3 is an industrial-grade indexable face milling cutter holder engineered according to strict ISO/ANSI precision tooling standards. Featuring a 35mm cutting diameter ($D_c$) and a 200mm medium-long C32 straight shank, this cutter body utilizes 3 flutes optimized for positive-rake round carbide inserts (RPMT1204 / RPMW1204).
Forged from premium 42CrMo alloy steel, quenched and tempered to HRC 45–48, the EMRW body delivers superior vibration damping and torsional rigidity under heavy intermittent cutting forces. The round insert geometry provides maximum edge toughness, smooth chip evacuation, and allows up to 2.5x higher table feed rates required for stainless steel, mold steel, and high-temp alloys.
2. Key Features & Industrial Advantages
- 42CrMo Alloy Steel Substrate: Heat-treated to HRC 45–48 to resist thermal expansion, shank deflection, and chatter during deep cavity profile milling.
- Electro-Nickel Plating: Wear-resistant and anti-corrosive finish ensures seamless chip flow and prevents chip welding when machining sticky stainless steel.
- Torx Screw Clamping Mechanism: High-tensile M4x10 Torx screws ensure reliable indexing repeatability within ±0.01mm.
- Round Insert Geometry (RPMT1204): Strongest cutting edge contour available in indexable milling, diverting axial forces into the machine spindle to reduce radial deflection.
- 200mm Balanced Reach: Optimal shank length for reaching deep pockets without sacrificing rigidity.
3. Technical Specifications & ISO Code Breakdown
ISO Model Designation Breakdown: EMRW-6R35-200-C32-3
Pair this C32 straight shank cutter with our precision tool holding systems.
Explore C32 Collet Chucks & Tool Holders →
Metric vs. Imperial Technical Comparison
| Specification | Metric Model (EMRW-6R35-200-C32-3) | Imperial Equivalent |
|---|---|---|
| Cutting Diameter ($D_c$) | 35 mm | 1.378 in |
| Shank Diameter ($d$) | 32 mm Straight Shank | 1.260 in Straight Shank |
| Overall Length ($L$) | 200 mm | 7.874 in |
| Number of Flutes ($Z$) | 3 Flutes | 3 Flutes |
| Compatible Inserts | RPMT1204 / RPMW1204 (Ø12mm) | RPMT 32.5 (1/2" Round) |
| Hardware Accessories | M4 x 10 Screw / T15 Wrench | M4 x 10 Screw / T15 Wrench |
Recommended Speeds & Feeds (Cutting Parameters)
| ISO Workpiece Material | Cutting Speed ($V_c$) | Feed per Tooth ($f_z$) | Depth of Cut ($a_p$) | Coolant Mode |
|---|---|---|---|---|
| Carbon Steel (P10–P25) | 160 – 240 m/min | 0.15 – 0.35 mm/z | 1.0 – 2.5 mm | Dry Milling / Air Blow |
| Alloy / Mold Steel (P25–P35) | 120 – 180 m/min | 0.12 – 0.28 mm/z | 0.8 – 2.0 mm | Air Blow |
| Stainless Steel (M20–M35) | 90 – 150 m/min | 0.10 – 0.22 mm/z | 0.5 – 1.5 mm | Wet / Emulsion |
| Cast Iron (K15–K30) | 130 – 210 m/min | 0.15 – 0.30 mm/z | 1.0 – 2.0 mm | Dry Milling |
4. Applications & Equipment Compatibility
Primary Milling Operations: High-feed roughing, face milling, 3D mold cavity profiling, helical ramping, plunge milling, and slotting.
Machine Tool Compatibility: CNC Vertical Machining Centers (VMC), Horizontal Machining Centers (HMC), CNC Lathes with live tooling, and heavy-duty manual knee mills.
Tool Holder Compatibility: Standard C32 Power Chucks, Weldon Side Lock Holders (32mm bore), ER40 Collet Chucks, and ISO40/BT40/CAT40/HSK63A shank adapters.
6. Workpiece Material Matrix & Grade Selection
Pair your EMRW shank with the optimal BEYOND carbide insert grade based on ISO material codes:
| Insert Grade | ISO Category | Coating Technology | Best Suited For |
|---|---|---|---|
| BYM1025 | P15 - P30 / M15 - M25 | Micrograin Carbide + PVD AlTiN | General purpose milling on alloy steel, carbon steel, and stainless steel. |
| BYM3035 | M25 - M40 / S15 - S25 | Nano-layered PVD TiAlN | High-load roughing on austenitic stainless steel, Duplex, and Inconel. |
| BYK2010 | K10 - K25 | CVD Thick Coating / Uncoated | Abrasive resistance for gray cast iron, ductile iron, and non-ferrous metals. |
7. Why Choose BEYOND Tooling & Customer Reviews
- Sub-Micron Precision Runout: Total shank indicator runout held within 0.005mm ($5\mu m$) to maximize insert tool life.
- Direct OEM Factory Value: Industrial quality at 40–60% savings compared to European/Japanese premium brands.
- 100% Optical Inspection: Every unit undergoes dynamic balance testing and thread pitch verification prior to dispatch.
Verified Global Customer Reviews
"Replaced our expensive Mitsubishi EMR cutter body with the BEYOND EMRW-6R35-200. Ran it on 1.2379 (D2) die steel at Vc=140m/min. Rigid body, zero vibration."
"The 200mm shank length is ideal for cavity clearance on injection molds. Fits our C32 power chuck perfectly."
"Ottima fresa ad inserti tondi. RPMT1204 inserts sit flush with zero movement. Excellent surface finish on AISI 304."
"Good concentricity and hard nickel coating. Shank runout was measured at 0.004mm on our Haimer presetter."
8. AI-Style FAQ & Troubleshooting Guide
A: Round inserts feature the strongest cutting edge geometry in CNC tooling because there are no sharp corners prone to chipping. They direct cutting forces axially into the spindle, allowing up to 2x–3x higher table feed rates and smoother performance in interrupted cuts.
A: Chipping is usually caused by chatter from excessive shank overhang or chip re-cutting. Solution: Reduce overhang length, increase feed per tooth ($f_z$) to clear work-hardened layers, or use high-pressure air blow for continuous chip clearance.
A: While coolant is acceptable for cooling, compressed air blow is strongly recommended during high-speed roughing with carbide inserts to prevent thermal cracking caused by rapid heating and cooling cycles.
• Direct OEM Equivalents: Mitsubishi EMR5-35-C32 | Sandvik CoroMill 200 (35mm straight shank) | Iscar DROPMILL 35mm.
• Grade Tip: If insert thermal cracking occurs, switch from wet coolant to dry milling with compressed air.
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.