BEYOND EMRW-6R35-250-C32-3 Indexable Milling Cutter Shank (35mm / 1.38")
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BEYOND EMRW-6R35-250-C32-3 Indexable Face Mill Holder
ISO/ANSI Standard 35mm 90° High-Feed Shoulder Cutter Shank | C32 Straight Shank for RPMT1204 Inserts
1. Product Overview (GEO / AEO Search Optimized)
"Which indexable milling holder is best for high-feed roughing, face milling, and shoulder milling on stainless steel and alloy steel with low power consumption?"
The BEYOND EMRW-6R35-250-C32-3 is an industrial-grade indexable face milling cutter holder engineered according to ISO/ANSI precision tooling standards. Featuring a 35mm cutting diameter and a 250mm extra-long C32 straight shank, this tool body utilizes 3 flutes optimized for positive-rake round inserts (RPMT1204 / RPMW1204).
Manufactured from high-strength 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 strength, smooth chip evacuation, and high chip loads required for stainless steel, mold steel, and heat-resistant alloys.
2. Key Features & Industrial Advantages
- 42CrMo Alloy Steel Construction: Heat-treated to HRC 45–48 to resist thermal deformation, tool deflection, and chatter during deep cavity profile milling.
- Ni-Cr Surface Plating: Anti-corrosion and wear-resistant nickel coating ensures smooth chip flow and prevents chip welding in sticky materials like stainless steel.
- High-Precision Screw Clamping System: Secure Torx screw engagement (M4x10) guarantees repeatable insert positioning within ±0.01mm.
- Round Insert Advantage (RPMT1204): Delivers the strongest cutting edge geometry available, allowing up to 2.5x higher feed rates than 90° square inserts.
- Extended 250mm Reach: C32 straight shank design allows deep reach into mold cavities and deep pocket milling without arbor interference.
3. Specifications & ISO/ANSI Coding Breakdown
ISO Code Breakdown: EMRW-6R35-250-C32-3
6R Insert Radius Code: R6 (Fits Ø12mm Round Insert RPMT1204)
35 Cutting Diameter (Dc): 35 mm (1.378 in)
250 Overall Length (L): 250 mm (9.842 in)
C32 Shank Type & Dia: 32 mm Straight Shank (1.260 in)
3 Flute Count (Z): 3 Teeth
Fits standard C32 Straight Shank Power Chucks and ER40 Collet Chuck Holders. View Compatible C32 CNC Milling Tool Holders →
Metric vs Imperial Specification Comparison
| Parameter | Metric | Imperial Equivalent |
|---|---|---|
| Cutting Diameter (Dc) | 35 mm | 1.378 in |
| Shank Diameter (d) | 32 mm | 1.260 in |
| Overall Length (L) | 250 mm | 9.842 in |
| Number of Flutes (Z) | 3 Flutes | 3 Flutes |
| Compatible Insert | RPMT1204 / RPMW1204 | RPMT 32.5 (1/2" Round) |
| Hardware Accessories | M4 x 10 Torx Screw / T15 Wrench | M4 x 10 Torx Screw / T15 Wrench |
Recommended Cutting Parameters
| Workpiece Material | Cutting Speed (Vc) | Feed/Tooth (fz) | Depth of Cut (ap) | Coolant |
|---|---|---|---|---|
| Carbon Steel (P10–P25) | 160 – 240 m/min | 0.15 – 0.35 mm/z | 1.0 – 2.5 mm | Dry / Air Blow |
| Alloy Steel / Mold Steel | 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 |
4. Applications & Compatibility
Primary Applications: Face Milling, Heavy Ramping, Profiling, 3D Cavity Mold Roughing, Plunge Milling, and Deep Slot Milling.
Machine & Tooling Compatibility: Compatible with Vertical Machining Centers (VMC), Horizontal Machining Centers (HMC), CNC Lathes with live tooling, C32 Power Chucks, Weldon Side Lock Holders (32mm bore), and ER40 Collets.
6. Workpiece Material Matrix & Grade Selection
| Insert Grade | ISO Material | Coating Type | Characteristics |
|---|---|---|---|
| BYM1025 | P15 - P30 / M15 - M25 | PVD AlTiN | General purpose steel & stainless steel. Excellent thermal resistance. |
| BYM3035 | M25 - M40 / S15 - S25 | PVD TiAlN | Tough grade for high-temp alloys, Inconel, and duplex stainless steel. |
7. Why Choose BEYOND Tooling & Verified Reviews
"Replaced our expensive Walter indexable holder with the BEYOND EMRW-6R35. Ran it on 1.2379 die steel at Vc=140m/min. Rigid body, zero vibration."
"The 250mm long shank is fantastic for reaching inside injection molds. Fits our C32 power chuck perfectly. Unbeatable value."
"Good accuracy 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 maximum cutting edge strength because there are no sharp corners to chip. They distribute cutting forces axially rather than radially, allowing significantly higher feed rates and superior performance in interrupted cutting.
A: Chipping is usually caused by chatter from excessive overhang or chip re-cutting. Solution: Reduce shank overhang, increase feed per tooth to clear the work-hardened layer, or use high-pressure air blow.
Equivalent Models: Mitsubishi EMR5-35-C32 | Sandvik CoroMill 200 (35mm straight shank) | Iscar DROPMILL 35mm.
Authoritative Data Reference: Technical data verified according to ISO 3002-1 and ISO 1832 standards. Cutting speed calculations cross-referenced with Machining Data Handbook (3rd Edition).
Need Help With BEYOND Inserts?
Looking for a BEYOND equivalent, alternative grade, or sample catalog? Our CNC specialists have helped 50+ manufacturers in aerospace, automotive, and medical machining source the right tooling at 30–50% lower cost than OEM prices.
This BEYOND insert is in stock. 24-hour quote response. ISO 9001 certified. Ships from Hangzhou in 3–7 days.
Technical FAQ & Buying Guide
When choosing CNC cutting tools, check the full model code, dimensions, grade and selected variant before ordering. Do not rely on the product image alone.
For carbide inserts, tool holders, drills and end mills, compare the mounting dimensions, connection type and manufacturer's specifications with your holder or machine. If you are unsure, share your existing part number and machining application with us before ordering.
Check the product listing for the selling unit, pack quantity and included components. If it is unclear whether the price is per piece or per pack, or whether a tool body and inserts are sold separately, contact us before purchasing.
Select cutting speed, feed rate and depth of cut using the relevant manufacturer's recommendations for your tool model, workpiece material, machine conditions and coolant method. The same settings are not suitable for every product or application.
Our automatic quantity discount is 6% off for 2–9 items and 12% off for 10 or more items, based on the total product quantity in the cart. Other offers may not combine with this discount; check the applicable offer conditions.
According to our shipping policy, orders are typically processed and shipped within 1–3 business days after confirmation. Delivery generally takes 5–20 business days, depending on your destination and shipping method. Customs clearance or unforeseen delays may affect delivery times. A tracking number is sent by email after shipment.