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OEM Machined Automotive Parts Precision Balanced 5 Axis Machined Brake Discs

OEM Machined Automotive Parts Precision Balanced 5 Axis Machined Brake Discs

Brand Name: Vigorous
Moq: 1 Piece
Price: Negotiable
Payment Terms: T/T,L/C
Supply Ability: 500–2000 pcs/month
Detail Information
Place of Origin:
China
Machining Equipment:
German Hermle 5-Axis Machining Centers
Base Material:
High-Grade Aluminum Alloy (6061 / 7075 / Custom Grade)
Dimensional Tolerance:
±0.005mm – ±0.02mm
Surface Roughness:
Ra 0.8 – Ra 3.2 On Mating Friction Surfaces
Outer Diameter Range:
Ø200mm – Ø450mm (custom Sizes Available)
Dynamic Balance Grade:
G2.5 Or Better (high-speed Rated)
Packaging Details:
Standard packaging uses corrugated cartons. For heavy single items or large-volume sea freight orders, fumigation-free plywood wooden cases are applied. Each precision machined part is individually wrapped with bubble wrap or EPE foam to protect against sc
Supply Ability:
500–2000 pcs/month
Highlight:

OEM Machined Automotive Parts

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Precision 5 axis machined brake discs

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5 Axis Machined Brake Discs

Product Description
Custom OEM High Performance Precision Balanced 5 Axis Machined Brake Discs
Product Overview

Our high-performance aluminum brake discs are precision manufactured on German Hermle 5-axis machining centers, delivering industry-leading geometric accuracy and consistent quality for automotive braking systems. The integrated ventilated structure with drilled and slotted friction surfaces is engineered to maximize heat dissipation, reduce brake fade and deliver stable, predictable braking performance under extreme driving conditions.

By completing all multi-surface machining operations in a single clamping setup, we eliminate positioning errors caused by secondary fixturing, ensuring perfect concentricity, parallelism and dimensional consistency across every disc. We support full customization from prototype development to mass production, serving performance street cars, racing teams and OEM automotive clients worldwide.

Custom Parameter Table
Parameter Item Specification Details
Machining Equipment German Hermle 5-Axis Machining Centers
Machining Process 5-Axis Milling + Turning Composite Machining
Base Material High-Grade Aluminum Alloy (6061 / 7075 / Custom Grade)
Dimensional Tolerance ±0.005mm – ±0.02mm
Surface Roughness Ra 0.8 – Ra 3.2 on mating friction surfaces
Rotor Structure Ventilated Double Disc, Drilled & Slotted Friction Pattern
Outer Diameter Range Ø200mm – Ø450mm (custom sizes available)
Dynamic Balance Grade G2.5 or better (high-speed rated)
Surface Treatment Edge Deburring, Precision Machined Finish, Optional Anodizing
Inspection Equipment CMM, Dynamic Balancing Machine, Micrometer, Roughness Tester
Service Type OEM / ODM / Custom Drawing / DFM Optimization
Minimum Order 1 pair for prototype, bulk production supported
Product Details

Each brake disc is fully machined on a Hermle 5-axis machine in a single setup, producing complex curved surfaces, precision bolt holes, cooling vents and friction rings in one continuous process. This one-clamp approach guarantees perfect alignment between the hub mounting face, friction surfaces and internal cooling passages, a level of accuracy that cannot be achieved with conventional multi-machine production.

The ventilated double-disc design creates internal air channels that rapidly draw cooling air through the disc during operation, dramatically reducing peak operating temperatures and minimizing heat fade during repeated heavy braking. The drilled and slotted friction surface pattern evacuates water, brake dust and gas buildup between the pad and disc, maintaining consistent friction contact and reducing brake noise and glazing.

Crafted from high-strength aluminum alloy, these discs are 40–60% lighter than equivalent cast iron discs, significantly reducing unsprung weight to improve steering response, suspension performance and overall vehicle handling. All edges and corners receive light deburring to remove sharp burrs, with no cosmetic brushing applied to functional surfaces to preserve dimensional accuracy.

Product Specifications
  • Tolerance Grade: IT6 – IT7 standard, IT5 available for critical mating features
  • Dynamic Balance Precision: ≤2.5 g·mm at maximum operating speed
  • Material Certification: RoHS, REACH, full material traceability reports available
  • Compatible Vehicle Types: Performance street cars, track cars, drift vehicles, sports cars
  • Optional Treatments: Hard anodizing, ceramic coating, T6 heat treatment
  • Packaging: Anti-scratch film, foam cushioning, export carton / wooden case
  • Lead Time: 3–7 days (prototype pairs), 10–25 days (mass production)
Key Features
5-Axis Precision Machining

Machined on German Hermle 5-axis centers for complex geometry and unmatched consistency

Premium Aluminum Construction

Premium aluminum alloy construction for lightweight strength and superior thermal conductivity

Optimized Cooling Design

Ventilated structure with drilled and slotted pattern for optimized heat dissipation

Precision Dimensional Control

Micron-level dimensional control for perfect hub fitment and smooth friction surfaces

Dynamic Balance Testing

100% dynamic balance tested to ensure vibration-free braking at high speed

Product Advantages
German Hermle 5-Axis Machining Accuracy

Produced entirely on German Hermle 5-axis machining centers, all surfaces, holes and cooling features are completed in a single clamping. This eliminates repositioning errors and delivers exceptional concentricity, parallelism and positional accuracy that meets and exceeds OEM standards.

Lightweight High-Strength Aluminum

High-grade aluminum alloy reduces disc weight by 40–60% compared to traditional cast iron, cutting unsprung mass dramatically. This improves steering response, suspension compliance and overall vehicle dynamics while maintaining excellent structural strength and thermal conductivity.

Superior Cooling & Fade Resistance

The internal ventilated channel design combined with drilled and slotted friction surfaces maximizes airflow and heat extraction. This lowers peak operating temperatures, reduces brake fade under heavy use and extends both pad and disc service life.

Precision Balanced for Smooth Operation

Every disc undergoes full dynamic balance testing before shipment. Strict balance tolerances eliminate brake vibration and judder at highway and track speeds, delivering smooth, consistent pedal feel under all driving conditions.

Fully Customizable Performance Solutions

We support full custom engineering based on your drawings, 3D models or sample parts. Dimensions, material grade, cooling pattern and surface treatment can all be tailored to your specific vehicle and performance requirements.

Application Scenarios
  • High performance street cars and modified tuning vehicles
  • Circuit racing, drift and time attack competition brake systems
  • Sports car and supercar original equipment replacement upgrades
  • New energy vehicle lightweight brake system components
  • Special purpose vehicles and motorsport engineering applications
Product Images
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Frequently Asked Questions
What equipment do you use to machine these aluminum brake discs?

All our aluminum brake discs are manufactured on German Hermle 5-axis machining centers. This technology allows us to machine every surface, hole and cooling feature in a single setup, ensuring the highest level of geometric accuracy and part-to-part consistency.

What are the advantages of aluminum discs over cast iron discs?

Aluminum brake discs are significantly lighter (40–60% weight reduction) which reduces unsprung mass and improves vehicle handling. Aluminum also has much higher thermal conductivity, dissipating brake heat faster and reducing heat fade during repeated hard braking.

Why are the discs drilled and slotted?

Drilled and slotted patterns improve heat dissipation, allow water and brake dust to escape from the friction surface, and prevent gas buildup between pad and disc. This maintains consistent friction, reduces brake noise and delivers more predictable braking performance in all conditions.

Can you produce custom discs for my specific vehicle model?

Yes, we offer fully custom manufacturing. We can work from your 2D drawings, 3D CAD models or even a physical sample disc. We can adjust size, offset, bolt pattern, cooling design and material to match your exact vehicle and performance needs.

Do you test the balance of every brake disc?

Yes, every single disc goes through full dynamic balance inspection before shipping. We maintain strict balance tolerances to ensure vibration-free braking, even at very high speeds, and we can provide balance test reports upon request.