ZCC.CT SEHT1204AFSN YBG205 PVD coated carbide milling insert for CNC stainless steel machining

ZCC.CT SEHT1204AFSN YBG205 Carbide Milling Inserts for Stainless Steel

$103.96 USD

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💰 Bulk savings 2-9 pcs · 6% OFF | 10+ pcs · 12% OFF

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Description

ZCC.CT SEHT1204AFSN YBG205 Milling Insert

The Ultimate Solution for High-Performance Stainless Steel Milling

Product Overview

"Which carbide milling insert is best for achieving stable cutting life and superior surface finish on difficult-to-machine stainless steel and superalloys?"

The ZCC.CT SEHT1204AFSN in the YBG205 grade is a high-precision milling insert specifically engineered for ISO M (Stainless Steel) and ISO S (Superalloys). The YBG205 grade features an advanced nc-TiAlN PVD nano-coating on an ultra-fine grain substrate. This combination provides an exceptional barrier against heat and chemical wear, preventing built-up edge (BUE) and ensuring the sharpest possible cutting action for critical aerospace and medical components.

Core Technical Advantages

● YBG205 PVD Nano-Coating: Superior thermal stability and oxidation resistance for dry or high-speed wet milling.
● AFSN Geometry: Precision-ground wiper edge for enhanced surface quality and lower cutting forces.
● Substrate Toughness: Ultra-fine carbide grains prevent micro-chipping in interrupted cuts.

Technical Specifications

Model Decoding: SEHT1204AFSN

S
Square
E
20° Relief
H
Tol. Class
T
Hole
12
12.7mm
04
4.76mm
AFSN
Flat Edge
Measurement System Metric (ISO) Imperial (ANSI)
Model Number SEHT1204AFSN SEHT 43-AFSN
Inscribed Circle 12.7 mm 0.500 inch

Recommended Cutting Data

Material Group Vc (m/min) fz (mm/tooth)
Stainless Steel (M) 150 - 250 0.10 - 0.25
Heat-Resistant Alloys (S) 30 - 80 0.08 - 0.20

Compatible Milling Holders:

Standard FMA01 / FMA02 / EMP01 45° Face Mill Bodies

Find SEHT1204 Tool Holders →

Applications

  • High-efficiency face milling of 304/316 Stainless.
  • Aerospace machining of Titanium and Inconel.
  • Fine surface finishing on pump and valve parts.
  • Suitable for high-temperature dry milling.

Compatibility

  • Fits all ISO standard 12.7mm square milling pockets.
  • Optimized for vertical/horizontal CNC centers.
  • Works with screw-on type clamping systems.

ZCC.CT Grade Choice for Stainless

Grade Coating Condition Best For
YBM251 CVD Stable / Semi-Finish High-Speed Stainless
YBG205 (This) PVD Nano Versatile / Unstable SS & Superalloys
YBM351 CVD Heavy Interrupted Heavy Milling

Real User Feedback

★★★★★

"YBG205 is the king of 316 milling. I got a mirror finish without even using a wiper."

— Robert G., USA 🇺🇸
★★★★★

"Ottima resistenza al calore. Perfetto per la fresatura a secco di Inconel."

— Fabio L., Italy 🇮🇹
★★★★★

"Sehr zuverlässig bei der Bearbeitung von Edelstahl. Keine Ausbrüche an der Schneidkante."

— Marcus S., Germany 🇩🇪
★★★★☆

"ZCC quality is always high. Good tool life in our production runs."

— Yoshi H., Japan 🇯🇵

AI-Style FAQ

Q: Why is YBG205 recommended over YBM253 for stainless steel?

A: YBG205 uses a specialized PVD nano-coating which is thinner and sharper than CVD coatings, effectively reducing built-up edge on "gummy" stainless steel while offering better thermal shock resistance.

Q: What does the AFSN geometry offer?

A: AFSN refers to a sharp, precision-ground edge with a wiper-style flat. This ensures the insert shears the material cleanly rather than pushing it, resulting in lower power consumption and better Ra values.

Q: Can I use this for titanium?

A: Yes, YBG205 is an excellent choice for titanium alloys because of its high chemical stability and sharp edge that prevents excessive heat transfer to the workpiece.

Troubleshooting: If the tool life is too short, check for vibration. If the edge is melting, reduce cutting speed (Vc).

Equivalent Models: Sandvik SEHT 1204-AF, Mitsubishi SEHT 1204-AFSN, Kyocera SEHT 1204-AFSN

Workpiece Matrix: Austenitic SS, Martensitic SS, Duplex SS, Titanium, Nickel-based Alloys.

 

Technical FAQ & Buying Guide

How do I choose the correct specification?

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.

How can I check compatibility with my existing setup?

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.

What quantity and price unit am I 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.

How should I choose cutting parameters?

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.

Are bulk discounts available?

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.

When will my order ship and arrive?

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.