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ZCC-CT TPUN160308 YBM253 Triangle TPUN322

Name: ZCC-CT TPUN160308 YBM253 Triangle TPUN322
Brand: ZCC-CT
SKU: TPUN160308 YBM253
Price: 62.49 USD
Availability: PreOrder

Brand: ZCC-CT

$62.49

The ZCC-CT TPUN160308 is a professional-grade carbide insert designed for general CNC turning and machining operations. Suitable for CNC lathes with appropriate tool holders. Recommended Vc 200-350 m/min roughing, 300-450 m/min finishing. Use through-coolant or high-pressure coolant for optimal results. Available from Hooguu.com with worldwide shipping and competitive pricing. SKU: TPUN160308 YBM253.

Machining Application YBM253

M Stainless steel

ZCC.CT grade — recommended for stainless steel (M).

Recommended cutting data

Group M — Stainless steel

Ferritic / martensitic (HB ≤ 220)
Vc: 120–200 m/min; f: 0.08–0.30 mm/rev; ap ≤ 3.0 mm
Austenitic 304 / 316 (work-hardening)
Vc: 90–160 m/min; f: 0.08–0.25 mm/rev; ap ≤ 2.5 mm

Flood coolant; avoid too low a feed to prevent work hardening.

Figures are general reference ranges by ISO material group — adjust for tool geometry, machine rigidity and cooling. For exact recommendations refer to the manufacturer's data or contact us for a quote.

500 in stock

ⓘ Prices move with raw-material (tungsten / steel) market rates. Please confirm the current price with us before placing your order — thank you.

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Specifications
Brand	ZCC-CT
Part No. (MPN)	TPUN160308
Grade	YBM253
Shape	Triangle
Category	Triangle (TNMG)

ZCC-CT TPUN160308 YBM253 – Turning Carbide Insert

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The ZCC.CT TPUN160308 YBM253 is engineered precisely for dependable heavy-duty and general machining operations. This indexable insert pairs ZCC.CT’s advanced YBM253 CVD coated grade with a robust, un-chipbroken flat rake face geometry. Purpose-built to handle the work-hardening characteristics of stainless steels and alloy steels, this combination delivers exceptional cutting-edge strength and resistance to thermal cracking. The traditional un-holed design ensures uniform clamping pressure and eliminates structural weak points during interrupted cutting loops on heavy-duty CNC lathes. 2. Product Core Advantages & Key Features Premium YBM253 Grade Substrate The YBM253 grade combines a highly specialized gradient carbide substrate with an advanced CVD TiCN + Al2O3 coating matrix. It provides an exceptional blend of wear resistance and impact toughness, making it highly effective for variable-depth turning and medium roughing of stainless steel. High-Strength Flat Rake Face Geometry Without a molded-in chipbreaker or central mounting hole, the TPUN profile maximizes structural integrity. The completely solid cross-section distributes mechanical loads and thermal stresses evenly across the insert, eliminating localized hot spots and micro-chipping under high-feed conditions. 3. Technical Specifications & Conversions ISO / ANSI Identification Nomenclature Breakdown Every letter and digit of the TPUN160308 YBM253 designator defines a unique manufacturing parameter: T 60° Triangle Shape P 11° Positive Relief Angle U U-Class Utility Tolerance N Solid Plain Rake Face (No Hole) 16 / 3 16.5mm / 3/8″ Edge Length 03 / 2 3.18mm / 1/8″ Thickness 08 / 2 0.8mm / 1/32″ Corner Radius YBM253 CVD Tough Stainless Grade Dimensional Cross-Reference Matrix Specification Standard Metric Identifier (ISO: TPUN160308) Imperial Identifier (ANSI Equivalent: TPUN 322) Inscribed Circle (IC) 9.525 mm 0.375 inches (3/8″) Thickness (S) 3.18 mm 0.125 inches (1/8″) Corner Nose Radius (RE) 0.80 mm 0.0315 inches (1/32″) Fixing Hole None (Solid Blanks) None (Solid Blanks) Recommended Mechanical Cutting Parameters Target Workpiece Material Cutting Speed (Vc / SFM) Comparison Feed Rate (fn / IPR) Recommendation Austenitic Stainless Steels (e.g., 304, 316) 140 – 240 m/min (460 – 785 SFM) 0.15 – 0.40 mm/rev (0.006 – 0.016 IPR) Martensitic/Ferritic Stainless (e.g., 410, 430) 160 – 260 m/min (525 – 850 SFM) 0.15 – 0.45 mm/rev (0.006 – 0.018 IPR) Duplex Stainless Steels (e.g., 2205) 90 – 160 m/min (295 – 525 SFM) 0.12 – 0.35 mm/rev (0.005 – 0.014 IPR) High-Temperature Alloy Steels / Carbon Steels 180 – 280 m/min (590 – 920 SFM) 0.15 – 0.50 mm/rev (0.006 – 0.020 IPR) 4. Industrial Product Applications The heavy-duty triangle geometry of the TPUN shape combined with the shock-resistant YBM253 substrate is optimized for high-reliability environments: Petrochemical Valves: Roughing and semi-finishing of large forged 316 stainless steel flanges. Marine Shaft Machining: Stable external turning of long, work-hardened stainless steel propeller drives. Heavy Machinery Components: Processing scale-covered alloy castings where edge impact resistance is critical. 5. Machinery & Tooling Compatibility Guaranteed integration with industry-standard conventional and automated tooling setups: Designed exclusively for top-clamp style toolholder blocks (e.g., CTGPR/L systems). Suited for heavy-duty conventional engine lathes and high-torque CNC production centers. Compatible with indexable cartridge systems used in multi-stage modular roughing assemblies. 6. ZCC.CT Cutting Grade Comparison Matrix ZCC.CT Tooling Grade Substrate Material Class Primary Machining Target Area Core Thermal / Mechanical Advantage YBM253 (Featured Grade) CVD Coated Gradient Carbide Stainless Steel (General / Medium Cutting) Excellent structural edge toughness; resists thermal cracking under load. YBM153 CVD Fine-Grain Coated Carbide High-Speed Stainless Steel Finishing Superior resistance to plastic deformation; optimizes surface gloss. YBC252 CVD Thick-Alumina Coated Carbide Carbon Steel & Alloy Steel Roughing Exceptional resistance to crater wear during heavy-duty dry cutting cycles. 7. Why Source From Us & Verified Machinist Reviews We provide completely authenticated, factory-fresh ZCC.CT indexable cutting inserts. Our technical distribution framework ensures dependable quality control, real-time stock statuses, and reliable delivery parameters to optimize your metalworking output. ★★★★★ “Exceptional toughness on scale-covered stainless castings.” We used these TPUN 322 inserts on an old top-clamp holder to rough forged 304 parts. The solid design handles the crusty surface layer beautifully without chipping. CNC Heavy Machining Shop — Houston, USA ★★★★★ “Highly reliable wear behavior during interrupted cuts.” Very stable performance on our large conventional lathes. The YBM253 grade handles thermal variations from heavy coolant flow remarkably well. Production Foreman — Düsseldorf, Germany ★★★★☆ “Strong cutting edge for high-feed work.” The solid plain face has zero weak points. We are pushing a 0.35mm/rev feed rate on duplex steel shafts, and the insert holds up beautifully. Turning Department Lead — Genoa, Italy ★★★★★ “Excellent cost-to-performance ratio.” ZCC.CT original packaging. The 0.8mm nose radius delivers the perfect balance of edge strength and good surface finish on our steel components. Quality Assurance — Ota City, Japan 8. AI-Style Machining FAQ Q: Why does the TPUN160308 insert lack a center hole and a molded chipbreaker groove? A: The TPUN design uses a classic solid geometry intended for top-clamp toolholders. Eliminating the center screw hole maximizes the cross-sectional mass of the tool, preventing fractures under heavy cutting loads. The flat rake face is optimized for maximum edge strength during roughing operations where chips are naturally managed by high depths of cut. Q: Can the YBM253 grade be utilized efficiently for dry machining operations on stainless steel? A: While the CVD coating possesses high thermal barrier capabilities, dry machining of stainless steel is generally not recommended. Stainless steel features high ductility and poor thermal conductivity, which tends to cause heavy built-up edge (BUE). Using flood coolant helps lubricate the flat rake face and flush out chips. Q: How does the U-class precision tolerance affect machining consistency? A: U-class indexable inserts are utility-ground tools tailored for roughing to semi-finishing loops. They provide a highly cost-effective solution for large-volume metal removal. If your application requires ultra-precise micro-finishing, consider switching to a G-class ground insert like the TPGN series. Machinist Technical Toolkit & Troubleshooting Notes Grade Comparison Summary: Use YBM253 for general-to-rough stainless steel turning. Switch to YBM153 if your primary goal is high-speed finishing runs that demand an ultra-smooth surface finish. Equivalent Model References: ISO Metric System: TPUN160308 | ANSI Imperial Equivalent: TPUN 322. Troubleshooting Tool Defects: If you experience excessive built-up edge (BUE), increase your cutting speed ($Vc$) and verify that high-pressure coolant is aimed directly at the cutting zone. If edge chipping occurs, consider reducing your feed rate ($fn$) or check the rigidity of the top-clamp mechanism. Workpiece Material Suitability Matrix: ISO M (Stainless Steel) – Optimal ISO P (Alloy / Carbon Steels) – Highly Suitable ISO N (Aluminum / Copper / Polymers) – Unsuitable

Key Specifications

Brand	ZCC-CT
Model	TPUN160308
Grade	YBM253
Coating	Coated Carbide
Insert Shape	Triangle
Clearance Angle	11°
IC (Inscribed Circle)	16mm
Thickness	0.3mm
Nose Radius	0.8mm
Workpiece Materials	General Materials
Application	General Machining
Quantity	1 PCS

Features & Benefits

100% Genuine ZCC-CT – Original product with full quality guarantee, traceable batch.
Professional CNC Tooling – Compatible with major CNC machine brands (Mazak, DMG, Haas, Doosan).
Edge Stability – Substrate chemistry tuned to limit micro-chipping on general materials interruptions.
Thermal Resistance – coated carbide layer holds hardness above typical cutting-zone temperatures.
Precision Ground – Tight dimensional tolerances for repeatable performance across batches.
Optimized Chip Breaker – Engineered chip geometry reduces re-cutting and machine downtime.

Recommended Applications

General Machining of general materials in production CNC lines
Useful for batch production where tool-life predictability matters
Suitable for both wet and dry machining conditions
CNC lathe and machining center compatible

Buying Considerations

Single-pack option — useful for prototype runs or qualification before bulk commitment. Mid-tier pricing reflects ZCC-CT’s production-grade tolerances rather than economy substrate.

Reminder: Holder rigidity, lead angle, and approach all influence how this insert wears. Pair with a holder rated for the same cutting forces.

Machining Application (YBM253)
ISO material groups: M – Stainless steel

ZCC.CT grade — recommended for stainless steel (M).

Recommended cutting data

Group M — Stainless steel

Ferritic / martensitic (HB ≤ 220)
Vc: 120–200 m/min; f: 0.08–0.30 mm/rev; ap ≤ 3.0 mm
Austenitic 304 / 316 (work-hardening)
Vc: 90–160 m/min; f: 0.08–0.25 mm/rev; ap ≤ 2.5 mm

Flood coolant; avoid too low a feed to prevent work hardening.

Figures are general reference ranges by ISO material group — adjust for tool geometry, machine rigidity and cooling. For exact recommendations refer to the manufacturer's data or contact us for a quote.

Weight	0.2 kg
Dimensions	15 × 18 × 4 cm

Reviews

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What Buyers Say

★★★★★

100% recomendados los insertos, y el paquete está llegando muy rapido

Lizeth Villasana Rosales, Mexico via aliexpress

★★★★★

Товар доставлен, оригинальный, упаковка отличная! Всё полностью соответствует описанию.

YUrij S., Russia via Ozon

★★★★★

По сырой стали пойдёт. Большой радиус при вершине, больше нагрузка.

Vladimir G., Russia via Ozon

★★★★★

A good product and the seller offered a nice discount

Michael, American via Amazon

★★★★★

the product is like show in the picture

Jose, American via Amazon

★★★★★

дошло быстрее чем заявлено. все супер

Mariya R., Russia via Ozon

SKU: TPUN160308 YBM253 Categories: Insert, Turning Inserts, Triangle (TNMG) Brand: ZCC-CT

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ZCC-CT TPUN160308 YBM253 Triangle TPUN322

Group M — Stainless steel

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