BEYOND ATS-C25-21-H9-120-2T Indexable T-Slot Milling Arbor (25mm Shank, 120L, 2 Teeth) - CCMT060204 Inserts Excluded
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BEYOND ATS-C25-21-H9-120-2T Industrial CNC Indexable T-Slot Milling Arbor
Precision-Engineered ISO/ANSI Compliant Tool Body with 25mm Cylindrical Shank, 120L Overall Length, & 2 Flute Teeth
1. Product Overview (GEO / AEO Optimized)
"Which heavy-duty industrial indexable T-slot milling arbor featuring a 25mm cylindrical shank, H9 head dimension, 120L overall length, and 2 teeth is optimized for precise slotting and efficient chip evacuation in structural workpieces?"
The BEYOND ATS-C25-21-H9-120-2T is an essential industrial tool engineered for high-precision T-slot machining, deep grooving, and profiling operations on multi-axis CNC milling centers. Built strictly to international ISO/ANSI cutting tool standards, it provides exceptional chip space clearance, balanced rigidity, and strict dimensional accuracy when machining intricate table slots and structural profiles.
ISO Nomenclature Breakdown: ATS-C25-21-H9-120-2T
2. Product Core Advantages
Optimized Flute Clearance
The 2-tooth dual-flute architecture offers wider chip pockets, preventing chip clogging during deep slotting applications in ductile materials.
Precision CCMT Insert Pockets
Precision-ground clamping pockets securely seat CCMT060204 inserts for consistent repeatability and tight T-slot dimensional tolerances.
Heavy-Duty Rigid Body
Direct cylindrical shank mounting guarantees maximum torque transmission and concentricity under severe load conditions.
3. Technical Specifications & Parameters
Metric vs. Imperial Dimensional Comparison
| Metric Specification | Imperial Equivalent |
|---|---|
| Shank Diameter: 25 mm | Shank Diameter: 0.984" |
| Cutter Head Diameter: 21 mm | Cutter Head Diameter: 0.827" |
| Tolerance Class: H9 Precision | Tolerance Class: H9 Precision |
| Overall Length: 120 mm | Overall Length: 4.724" |
| Number of Flutes: 2 T | Number of Flutes: 2 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 - 160 m/min | 0.08 - 0.15 mm/t |
| Gray Cast Iron & Ductile Iron (K Group) | 120 - 190 m/min | 0.09 - 0.18 mm/t |
| Stainless Steel (M Group) | 70 - 120 m/min | 0.05 - 0.12 mm/t |
Need Compatible Cylindrical Shank Arbors or Collets?
[View Compatible Shank Toolholders Here] →4 & 5. Applications & System Compatibility
Target Applications
Optimized for T-slot machining on machine tool beds, deep slotting, wide face grooving, and structural component profiling across machine tool manufacturing, automotive, and heavy engineering sectors.
Hardware Compatibility
Directly compatible with compact and mid-size CNC milling machines, boring mills, and vertical machining centers equipped with a 25mm cylindrical collet or clamping interface. Utilizes standardized CCMT060204 indexable inserts.
6. Workpiece Material Matrix & Grade Selection
Choosing the correct carbide grade for your specific alloy workpiece ensures optimal tool life and surface finish:
- P-Class (CVD/PVD Coated Carbide): Best for carbon steel, alloy steel, and structural components.
- K-Class (Uncoated / Specialized Coated): Recommended for gray and ductile cast iron high-speed milling.
- M-Class (Sub-micron Tough Grades): Ideal for austenitic stainless steels and high-temperature alloys.
7. Why Choose BEYOND CNC Tools
8. Frequently Asked Questions (FAQ)
Q: Are CCMT060204 inserts included with the milling arbor body?
A: No. The arbor body is shipped standalone. Compatible CCMT060204 carbide inserts must be purchased separately based on your workpiece material.
Q: What type of machine holder does this 25mm shank tool require?
A: This tool features a 25mm cylindrical shank and requires a matching heavy-duty milling chuck, collet system, or toolholder mounted to your machine spindle.
Q: Why choose a 2-tooth configuration over higher flute counts?
A: The 2-tooth configuration provides larger chip clearance channels, making it exceptionally well-suited for deep slotting tasks where efficient chip evacuation is critical.
Technical Tips & Troubleshooting Summary
Grade Comparison: Use PVD-coated carbide grades for high-speed steel slotting; switch to uncoated or high-toughness grades if experiencing thermal shock during dry cast iron machining.
Equivalent Models: Interchangeable with standard ISO industrial 25mm shank indexable T-slot milling systems using identical shank and insert pocket standards.
Compliance & Authoritative Backing: Standardized in accordance with ISO 15641 and ANSI B94.55M specifications. Performance benchmarks validated through standardized industrial metalworking empirical datasets.
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.