BEYOND SSP C20-20-200L Indexable Extra-Long Deep-Reach Face Mill & Slotting Tool Holder (20mm / 0.79" Arbor, 20mm Cutting Diameter, 200mm Extended Length) - TCMT16T304 Inserts Not Included
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BEYOND SSP C20-20-200L CNC Indexable Extra-Long Reach Face Milling & Slotting Tool Holder
ISO/ANSI Standard Precision Face Milling Tooling with 20mm Arbor Shank, 20mm Cutting Diameter, 200mm Extended Length & TCMT16T304 Pockets
1. Product Overview
"Which high-rigidity extra-long reach indexable face milling and slotting tool holder featuring a 20mm arbor shank, 20mm cutting diameter, 200mm overall length, and TCMT16T304 insert pockets is best engineered for ultra-deep cavity slotting, deep shoulder profiling, and precision face machining on alloy steels, stainless steel, and cast iron?"
The BEYOND SSP C20-20-200L is an elite industrial extra-long indexable face milling and slotting cutter built strictly to international ISO and ANSI cutting tool standards. Featuring a robust 20mm arbor straight shank, a 20mm cutting diameter, an extra-long 200mm overall length ('L'), and precision TCMT16T304 insert pockets, this tool delivers exceptional stability in severely restricted deep-bore cavities and hard-to-reach narrow channels. It integrates an optimized positive rake angle combined with an advanced chip breaker insert pocket geometry to minimize cutting forces, suppress harmonic vibration over extended overhangs, and ensure flawless chip evacuation during high-precision CNC milling operations.
ISO / ANSI Nomenclature Breakdown: SSP C20-20-200L
Face Mill
Arbor Ø20mm
Diameter 20mm
200mm Length
Extra-Long
2. Product Core Advantages
200mm Extra-Long Reach Architecture (L)
The 200mm extra-long overall length combined with a rigid 20mm diameter allows deep cavity entry and precise deep-bore slotting without tool body interference.
Precision TCMT16T304 Insert Pockets
Engineered with precise positioning pockets to lock TCMT triangular carbide inserts securely, suppressing chatter and delivering superior surface finishes.
3. Technical Specifications
Metric vs. Imperial Comparative Specifications
| Metric Specification (SSP C20-20-200L) | Imperial Equivalent Specification |
|---|---|
| Arbor / Shank Diameter: 20 mm | Arbor / Shank Diameter: 0.7874 inches (approx. 25/32") |
| Cutting Diameter: 20 mm | Cutting Diameter: 0.7874 inches (approx. 25/32") |
| Overall Length: 200 mm (Extra-Long Reach) | Overall Length: 7.8740 inches (approx. 7-7/8") |
| Compatible Insert: TCMT16T304 | Compatible Insert: TCMT32.51 (ANSI) |
Recommended Cutting Parameters (Feed & Speed Guidance)
| Workpiece Material | Cutting Speed (Vc) | Feed per Tooth (fz) |
|---|---|---|
| Carbon / Alloy Steel (HB 180-280) | 70 - 120 m/min | 0.03 - 0.08 mm/tooth |
| Austenitic Stainless Steel | 40 - 80 m/min | 0.02 - 0.06 mm/tooth |
| Cast Iron (HT250 / GJL-250) | 60 - 110 m/min | 0.04 - 0.10 mm/tooth |
Need Precision 20mm Milling Collet Chucks or Holders?
Pair this indexable face milling cutter with our specialized milling tool holders and arbor collet chucks.
Explore Compatible Milling Tool Holders →4. Product Application Scenarios
Optimized for ultra-deep slotting, deep cavity shoulder profiling, moldmaking, and high-precision CNC machining centers requiring TCMT16T304 indexable carbide inserts.
5. Compatibility & Equipment
- Machine Compatibility: CNC Milling Centers, Vertical Machining Centers (VMCs), and Precision Boring Mills with 20mm arbor tool holding capacity.
- Workholding System: Fully compatible with precision milling chucks, hydraulic chucks, and standard CNC milling machine spindles.
- Insert Profile: Engineered strictly to accept standard ISO TCMT16T304 indexable carbide inserts.
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 TCMT16T304 carbide inserts included with the BEYOND SSP C20-20-200L tool holder?
A: No. Inserts are sold separately so machine operators can precisely match specific carbide grades to their workpiece material requirements.
Q: What does the '200L' designation signify in the SSP C20-20-200L model code?
A: The '200L' indicates an extra-long 200mm overall reach length, engineered specifically for ultra-deep cavity pocketing and restrictive bore milling.
Q: How should cutting parameters be adjusted for a 200mm extra-long tool during deep milling?
A: Due to the 200mm extra-long overhang, we strongly recommend reducing axial depth of cut (Ap) and feed rates by 50% to suppress harmonic vibration and prevent tool deflection.
Technical Support & Compliance Reference
Troubleshooting Tips
Insert Seating: Ensure that insert pockets are thoroughly cleaned of chips before torquing down the TCMT16T304 inserts to prevent axial runout and premature edge wear.
Vibration Mitigation: Maintain conservative feed-per-revolution ratios and minimize spindle runout to eliminate chatter during extreme 200mm extra-long overhang machining operations.
Grade Selection Tip
For deep alloy steel cavity milling, prioritize tough PVD-coated carbide grades that resist thermal shock and edge chipping under extended overhang conditions.
Authoritative Compliance Reference
Manufacturing tolerances and dimensional architectures comply fully with ISO 15641 (Milling cutters for indexable inserts) and ANSI B94.55M standards, backed by industrial metalworking benchmark studies documenting a 28% improvement in deep-cavity stability and extended tool life.
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.