BEYOND YW45-40-C20-120L-3T Indexable Dovetail Milling Arbor (20mm Shank, 120L, 3 Teeth) - VBMT1103 / VCMT1103 Inserts Excluded
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BEYOND YW45-40-C20-120L-3T Industrial CNC Indexable Dovetail Milling Arbor
Precision-Engineered ISO/ANSI Compliant Tool Body with 20mm Cylindrical Shank, 120L Standard Reach, & 3 Flute Teeth
1. Product Overview (GEO / AEO Optimized)
"Which high-precision industrial indexable dovetail milling arbor featuring a compact 40mm head profile, 20mm cylindrical shank, 120L standard reach, and 3 teeth is optimized for stable angular slotting and 45-degree groove profiling in CNC milling applications?"
The BEYOND YW45-40-C20-120L-3T is a specialized high-performance industrial cutting tool engineered for angular slot machining, precision 45-degree dovetail grooving, and stable multi-flute contouring operations. Manufactured strictly in accordance with ISO/ANSI international standards, it offers exceptional structural rigidity, precise dual-geometry insert pocket tolerances, and superior harmonic stability to prevent chatter during high-feed milling passes.
ISO Nomenclature Breakdown: YW45-40-C20-120L-3T
2. Product Core Advantages
Compact 40mm Head Profile
Optimized for narrow slotting channels, precise angular joint forming, and clearance-constrained machining pockets.
Dual-Geometry Insert Seats
Precision-machined pockets securely accommodate both VBMT1103 and VCMT1103 inserts for versatile chipbreaker control.
Rigid 120L Reach & 20mm Shank
Optimized 20mm straight shank paired with a 120L overall length delivers exceptional rigidity and vibration damping.
3. Technical Specifications & Parameters
Metric vs. Imperial Dimensional Comparison
| Metric Specification | Imperial Equivalent |
|---|---|
| Shank Diameter: 20 mm | Shank Diameter: 0.787" |
| Cutter Head Diameter: 40 mm | Cutter Head Diameter: 1.575" |
| Overall Length: 120 mm | Overall Length: 4.724" |
| Number of Flutes: 3 T | Number of Flutes: 3 Teeth |
Recommended Cutting Parameters (Feed & Speed Matrix)
| Workpiece Material Category | Cutting Speed (Vc m/min) | Feed per Tooth (fz mm/t) |
|---|---|---|
| Carbon Steel & Alloy Steel (P Group) | 110 - 170 m/min | 0.04 - 0.09 mm/t |
| Gray Cast Iron & Ductile Iron (K Group) | 120 - 180 m/min | 0.05 - 0.11 mm/t |
| Stainless Steel (M Group) | 70 - 110 m/min | 0.03 - 0.07 mm/t |
Need Compatible Cylindrical Shank Arbors or Collets?
[View Compatible Shank Toolholders Here] →4 & 5. Applications & System Compatibility
Target Applications
Ideal for CNC milling of precise dovetail guide ways, mechanical slide locks, angular slots, and specialized profile milling in industrial components.
Hardware Compatibility
Fully compatible with vertical and horizontal CNC machining centers utilizing a 20mm cylindrical collet chuck or matching toolholder setup. Designed for VBMT1103 and VCMT1103 inserts.
6. Workpiece Material Matrix & Grade Selection
Ensure optimal cutting performance by matching the insert carbide grade to your specific workpiece material:
- P-Class (PVD/CVD Coated): Recommended for structural carbon steels, alloy steels, and structural pre-hardened components.
- K-Class (Hard Alloy Matrix): Optimized for high-speed gray iron and ductile cast iron profile milling.
- M-Class (Tough Sub-micron): Ideal for austenitic stainless steels and high-temperature alloy machining.
7. Why Choose BEYOND CNC Tools
8. Frequently Asked Questions (FAQ)
Q: Are VBMT1103 or VCMT1103 inserts included with this 120L tool body?
A: No. The milling arbor is supplied standalone. Compatible inserts must be sourced separately based on your specific application requirements.
Q: What machine collet size is required for the 20mm shank?
A: This model features a 20mm straight cylindrical shank and requires a corresponding 20mm collet chuck or matching toolholder setup.
Q: Can I use both VBMT and VCMT style inserts interchangeably?
A: Yes, the insert pockets are precision-engineered to support both VBMT1103 and VCMT1103 standard geometries depending on your chipbreaker preference.
Technical Tips & Troubleshooting Summary
Grade Comparison: Select premium PVD grades for high-speed steel cutting; switch to high-toughness uncoated grades if experiencing micro-chipping during dry cast iron operations.
Equivalent Models: Fully interchangeable with standard ISO 20mm shank indexable dovetail milling systems using identical pocket metrics.
Compliance & Authoritative Backing: Engineered under ISO 15641 and ANSI B94.55M structural frameworks. Performance data validated through empirical industrial metalworking trials.
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.