Case Study

Brake Disc Machining

Brake disc CNC machining for stable flatness, runout and production efficiency.

brake disc cnc machiningcnc machine for brake disc

Case Overview

Core project data for this machining case.

Industry Automotive

Application Brake disc

Material Cast iron

Machine Model HYR CNC Turning Center

Controller Fanuc / Siemens / Mitsubishi

Spindle Speed 12000 rpm

ATC Capacity 24-60 tools

Travel X/Y/Z Project based

Tolerance +/-0.015 mm

Surface Finish Ra 1.6

Cycle Time 9 min

Production Volume 3000 pcs/month

Country Turkey

Problem

Machining problem to solve

Cast iron dustParallelism controlFast cycle time target

Solution

HYR-CNC machining plan

Control disc runoutImprove face finishSupport mass production

Machine Used

Recommended machine configuration

Machine: HYR CNC Turning Center

Spindle: High-speed spindle for stable finishing

ATC: Automatic tool changer for multi-process machining

Controller: Fanuc / Siemens / Mitsubishi options

Coolant: High pressure coolant and chip evacuation

Process

Timeline from raw material to inspection.

01 Blank Loading

02 Rough Turning

03 Finish Turning

04 Drilling

05 Chamfering

06 Runout Inspection

Result

Before and after machining improvement.

Item	Before	After
Runout	0.05 mm	0.018 mm
Cycle Time	13 min	9 min
Surface Finish	Ra 3.2	Ra 1.6

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