ZCC.CT SCMT09T308-HM YBC151 square carbide turning insert for high-speed steel CNC lathe

ZCC.CT SCMT09T308-HM YBC151 Carbide Turning Inserts for Steel Machining

$66.82 USD

Price shown is a starting point. Contact us for a precise quote based on your requirements.

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Description

ZCC.CT SCMT09T308-HM YBC151 Turning Insert

Advanced CVD Grade for High-Efficiency Steel Finishing and Semi-Finishing

Product Overview

"Which square insert is most reliable for high-speed continuous turning in steel while maintaining a sharp edge and smooth chip flow?"

The ZCC.CT SCMT09T308-HM in the YBC151 grade is a high-performance 90° square insert engineered for ISO P10-P20 steel applications. The YBC151 grade features a thick CVD coating (Al2O3 + TiCN) optimized for high-speed cutting where thermal stability is paramount. The HM chipbreaker is designed with a stable rake angle and a wide chip groove, making it the perfect choice for medium machining. This geometry ensures excellent chip control even at high feed rates, preventing chip bird-nesting and protecting both the workpiece and the machine spindle.

Key Core Advantages

  • [!] High-Speed Specialist: YBC151 substrate is optimized for continuous high-speed cutting with minimal crater wear.
  • [!] Superior Surface Finish: The 0.8mm nose radius provides an exceptional balance between edge strength and surface Ra value.
  • [!] Thick CVD Coating: Advanced Al2O3 layer provides excellent heat resistance during dry machining.

Technical Specifications

Model Nomenclature Breakdown

S
Square
C
7° Relief
M
Tolerance
T
Fixing
09
9.525mm
T3
3.97mm
08
0.8 Rad
Feature Metric (ISO) Imperial (ANSI)
Insert Model SCMT09T308-HM SCMT 3(2.5)2-HM
Inscribed Circle 9.525 mm 0.375 in

Recommended Cutting Parameters

Material Speed (Vc) Feed (fn)
Carbon Steel (< 220HB) 220 - 450 m/min 0.15 - 0.45 mm/r
Alloy Steel (< 300HB) 180 - 380 m/min 0.12 - 0.40 mm/r

Compatible Tool Holders:

Fits SSDCN / SSBCR / SSGCR Tool Holders (09 Size)

View Matching Holders →

ZCC.CT Steel Grade Guide

Grade Application Condition Wear Resistance Impact Toughness
YBC151 (This) High Speed Finishing Excellent Moderate
YBC251 General Purpose Very Good Good

Main Applications

  • External and internal turning of carbon/alloy steel.
  • Boring of precision holes with 09 size tool holders.
  • Finish and semi-finish machining in stable setups.
  • Automotive component production and general job shop work.

Compatibility

  • Standard CNC Turning Centers and Engine Lathes.
  • Boring bars with SCMT 09 seatings.
  • External turning holders (SSDCN, SSGCR, etc.).

Global Machinist Feedback

★★★★★

"YBC151 is my go-to for high-speed finishing. Surface Ra is incredibly low and consistent."

— Mark T., USA 🇺🇸
★★★★★

"Ottima resistenza all'usura. Perfette per lavorazioni ad alta velocità su acciai comuni."

— Lorenzo G., Italy 🇮🇹
★★★★★

"Reliable grade from ZCC.CT. The HM chipbreaker works perfectly even at lower depths of cut."

— Kenji S., Japan 🇯🇵
★★★★☆

"Gute Standzeit bei hohen Schnittgeschwindigkeiten. Schnelle Lieferung."

— Stefan R., Germany 🇩🇪

AI-Style FAQ

Q: What is the difference between SCMT09 and CCMT09?

A: SCMT is a square 90° insert providing 4 cutting edges and 7° relief. CCMT is an 80° diamond insert. Ensure your tool holder seat matches the insert shape.

Q: Is YBC151 suitable for interrupted cuts?

A: YBC151 is designed for high-speed continuous turning. For heavy interrupted cuts or roughing, the YBC251 or YBC351 grades are more appropriate due to higher toughness.

Q: What does the 'HM' chipbreaker signify?

A: 'HM' stands for Medium machining. It has a slightly more robust edge than finishing (HF) but is sharper than roughing (HR) geometries.

Industrial Tech Tip: When using YBC151, always ensure high cutting speeds (Vc) to fully activate the CVD coating's heat-resistant properties. If built-up edge (BUE) occurs, increase your speed.

Technical FAQ & Buying Guide

Are your carbide inserts interchangeable with major brands like Sandvik, Iscar, or Kennametal?

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.

How do I choose the correct insert grade and chipbreaker for machining Stainless Steel (M) vs. Carbon Steel (P)?

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.
What are the recommended cutting speed (Vc) and feed rate (f) parameters to maximize tool life?

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.
Do you offer bulk discounts or wholesale pricing for machine shops and distributors?

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.

What is your international shipping policy and typical lead time for orders?

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.

How do you guarantee the quality and tolerance precision of your CNC tools?

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.