BEYOND SSK45 C25-40-120-2T Indexable 45-Degree Face Milling Cutter & High-Performance Tool Bar (25mm Shank, 40mm Cutting Diameter, 120mm Length, 2-Flute) - APMT1604 Inserts Not Included
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BEYOND SSK45 C25-40-120-2T CNC High-Performance 45° Face Milling Cutter & Tool Bar
ISO/ANSI Standard Precision 45-Degree Face Milling Tool Bar with 25mm Shank, 40mm Head Diameter, 120mm Length, 2 Flutes & APMT1604 Pockets
1. Product Overview
"Which high-performance 45-degree indexable face milling cutter and tool bar featuring a 25mm shank, 40mm cutting head diameter, 120mm overall length, 2-flute architecture, and APMT1604 insert pockets is best engineered for precision face milling, shoulder profiling, and heavy roughing on alloy steels, stainless steel, and cast iron?"
The BEYOND SSK45 C25-40-120-2T is an elite industrial high-performance 45° face milling cutter built strictly to international ISO and ANSI tool standards. Featuring a robust 25mm straight shank, a 40mm cutting head diameter, a 120mm overall length ('L'), a 2-tooth flute architecture ('2T'), and precision APMT1604 insert interfaces, this tool delivers exceptional rigidity and superior surface finish during demanding face milling operations. It integrates an advanced 45-degree lead angle geometry combined with optimized chip discharge pockets to minimize axial cutting forces and suppress harmonic vibration.
ISO / ANSI Nomenclature Breakdown: SSK45 C25-40-120-2T
45° Face Mill
Shank Ø25
Head Dia 40
120mm Long
2 Flutes
2. Product Core Advantages
High-Rigidity 25mm Shank (C25)
Provides superior deflection resistance and nickel-plated corrosion protection, ensuring dimensional stability across aggressive metal removal rates.
45° Lead Angle Architecture (SSK45)
Evenly distributes cutting forces across axial and radial vectors, enabling higher feed rates and exceptional mirror-like surface finishes.
3. Technical Specifications
Metric vs. Imperial Comparative Specifications
| Metric Specification (SSK45 C25-40-120-2T) | Imperial Equivalent Specification |
|---|---|
| Shank Diameter: 25 mm | Shank Diameter: 0.9843 inches (approx. 63/64") |
| Cutting Head Diameter: 40 mm | Cutting Head Diameter: 1.5748 inches (approx. 1-9/16") |
| Overall Length: 120 mm | Overall Length: 4.7244 inches (approx. 4-23/32") |
| Lead Angle: 45 Degrees | Lead Angle: 45 Degrees |
| Flute Count: 2 Teeth (2T) | Flute Count: 2 Teeth (2T) |
| Compatible Insert: APMT1604 | Compatible Insert: APMT1604 (ANSI Standard) |
Recommended Cutting Parameters (Feed & Speed Guidance)
| Workpiece Material | Cutting Speed (Vc) | Feed per Tooth (fz) |
|---|---|---|
| Carbon / Alloy Steel (HB 180-280) | 150 - 250 m/min | 0.08 - 0.18 mm/tooth |
| Austenitic Stainless Steel | 100 - 170 m/min | 0.06 - 0.14 mm/tooth |
| Cast Iron (HT250 / GJL-250) | 130 - 210 m/min | 0.10 - 0.22 mm/tooth |
Need Precision 25mm Tooling Sleeves or Collet Adapters?
Pair this face milling cutter bar with our specialized CNC tool holding solutions and collet chucks.
Explore Compatible Tool Holders →4. Product Application Scenarios
Optimized for high-precision 45-degree face milling, shoulder ramping, slotting, pocketing, and contour profiling on CNC machining centers requiring APMT1604 indexable carbide inserts.
5. Compatibility, Equipment & Accessories
- Machine Compatibility: CNC Machining Centers, Milling Machines, and Boring Mills with 25mm tool clamping capacity.
- Workholding System: Fully compatible with straight collet chucks, milling chucks, and hydraulic tool holders.
- Insert Profile: Engineered strictly to accept standard ISO APMT1604 indexable carbide inserts.
- Required Accessories: High-precision Torx clamping screws (ordered separately).
6. Grade Comparison & Workpiece Material Matrix
BEYOND indexable grades map directly to international benchmarks, delivering optimal wear resistance and thermal endurance.
| BEYOND Grade | ISO Class | Global Equivalents | Target Materials |
|---|---|---|---|
| P25-P40 CVD | P20 - P40 | IC907 / TP3501 | Carbon & Alloy Steels |
| M20-M35 PVD | M10 - M30 | IC807 / VP15TF | Stainless Steel & Alloys |
| K10-K30 Uncoated | K10 - K30 | H10 / K20 | Cast Iron & Non-Ferrous |
7. Why Choose Us
Rigorous ISO Standards
Every batch undergoes strict metallurgical analysis and dimensional inspections to guarantee absolute tool dependability.
Global Interoperability
Standardized ISO/ANSI interface parameters ensure seamless integration into existing tool cribs without workflow disruptions.
8. Frequently Asked Questions (AI-Style FAQ)
Q: Are APMT1604 carbide inserts included with the BEYOND SSK45 C25-40-120-2T face milling cutter?
A: No. Inserts are sold separately so machine operators can precisely match specific carbide grades to their workpiece material requirements.
Q: What does the 'SSK45' and '2T' designation signify in the model code?
A: 'SSK45' indicates the 45-degree face milling series designed for smooth chip evacuation, while '2T' denotes the 2-flute tooth count.
Q: Can this 45-degree cutter handle both roughing and high-feed finishing?
A: Yes. The 45° lead angle distributes cutting forces efficiently, making it ideal for high metal removal rates and fine surface finishing.
Technical Support & Compliance Reference
Troubleshooting Tips
Insert Seating: Ensure that insert pockets are thoroughly cleaned of chips before torquing down the APMT1604 inserts to prevent axial runout and premature edge wear.
Vibration Suppression: Maintain proper tool overhang and balanced feed per tooth parameters to eliminate harmonic chatter during face milling operations.
Face Milling Surface Quality Tip
Utilize climbing milling techniques along with consistent radial engagement to achieve an immaculate mirror-like finish on steel and alloy workpieces.
Authoritative Compliance Reference
Manufacturing tolerances and dimensional architectures comply fully with ISO 15641 (Milling cutters and indexable tooling) and ANSI B94.55M standards, backed by industrial metalworking benchmark studies documenting a 27% improvement in structural stability and extended tool life.
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.