Requirements
What the customer needed
Replace worn zones without replacing the full dieImprove insert fit accuracyReduce maintenance downtimeIncrease die lifeSupport faster changeover
Case Study
Mold & Die Case Study 09 / 15Die Insert Machining Case Study
Precision CNC machining solution for modular die insert systems that reduce maintenance cost and stamping downtime.
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Project Overview
Standard case data fields.
Industry Mold & Die
Product Die insert
Material SKD11 / DC53 / D2 / H13 / HSS
Process CNC milling + wire EDM + grinding + heat treatment
Machine Model HYR VMC850 / VMC1060
Controller Fanuc / Siemens / Mitsubishi
Spindle Speed 12000 rpm high-speed finishing option
ATC Capacity 24-60 tools
Tolerance +/-0.002-0.005 mm
Application Automotive dies / progressive dies / high-wear zones
Surface Finish Mold-specific precision finish
Cycle Time Project based
Production Volume Project based
Challenges
Machining difficulty
Ultra-high fit precisionHigh wear concentrationThermal and mechanical stressAssembly repeatability
Hub
Mold manufacturing authority path
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Mold Die ManufacturingCase Article
Machining background and solution logic.
Introduction
Modular die inserts turn maintenance into a controlled process
Die inserts are replaceable functional components inside a die. They allow high-wear cutting, forming or bending zones to be serviced without replacing the complete die set.
For stamping manufacturers, this directly improves maintenance cost, changeover speed, mold life and production uptime.
Key Challenge
Fit precision decides whether the insert works
A die insert must locate precisely inside the die body. If the fit is loose, the insert moves under load. If the fit is too tight, assembly becomes slow and stress concentration increases.
HYR CNC Solution
Stable finishing for high-hardness inserts
HYR VMC850 handles small precision inserts and high-detail edges. HYR VMC1060 supports larger automotive die inserts. The machining route combines heat treatment, grinding, CNC finishing and EDM so the insert can work as a repeatable modular element.
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