BDF·BRAKES

Manufacturing Capabilities

45,000 m² factory · 320 employees · 400,000 discs monthly capacity

Production Process

01

Casting

Gravity and low-pressure casting. G3000 / HT250 gray cast iron with spectrometer melt control. Casting weight tolerance ±2%.

02

CNC Machining

Turning, facing and drilling on CNC vertical lathes. Brake surface tolerance ±0.01mm, runout ≤0.03mm, DTV controlled.

03

Heat Treatment

High-frequency induction hardening on friction rings. Surface hardness 45–55 HRC, depth 1.5–2.5mm, tempered after.

04

Dynamic Balancing

100% online dynamic balancing. Residual unbalance ≤5 g·cm per piece, automatic drilling correction.

05

Coating

Geomet® / Dacromet anti-corrosion coating (720h salt spray) or anti-rust paint on non-friction surfaces.

06

Inspection & Packing

Dimensional sampling per AQL 1.0, hardness, runout, balancing recheck. Rust-proof wrapping + carton + pallet.

Key Equipment

EquipmentQuantityOrigin
CNC Vertical Lathes36 setsDomestic premium
Machining Centers18 setsImported
Gravity Casting Lines6 linesSelf-built
Induction Hardening Machines12 setsImported
Dynamic Balancing Machines14 setsGerman technology
Salt Spray Test Chambers3 sets720h capacity
CMM (Coordinate Measuring)2 setsImported
Spectrometers2 setsImported
15–25 days
Standard Lead Time
+5 days
Custom Drilling / Slotting
25–35 days
New Mold Development

Need Custom Specifications?

Send drawings or samples — DFM feedback within 48 hours.

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