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CNC Machining Bronze Services

High-precision CNC-milled and turned bronze components with excellent wear resistance and conductivity. ISO certified plant for high performance machinery and industrial applications.

Certifications

ISO 9001:2015 | ISO 13485:2016 | IATF16949

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CNC Machining Bronze Parts Manufacturers

Looking for China CNC machining bronze parts manufacturers? BOONA provides high-precision CNC milled and turned bronze components with excellent mechanical properties, wear resistance, and corrosion resistance. We offer custom machining, fast turnaround, no MOQ, and competitive factory prices. Send us 3D models and 2D drawing files of all relevant bronze parts to [email protected], get a free quote today!

CNC Machining Capability in Bronze Materials

BOONA specializes in high-precision CNC machining of bronze materials, offering superior wear resistance, corrosion resistance, and excellent machinability. Our capabilities include:

StandardsDetail
Tolerances
+/- 0.01 mm
Maximum Part Size
4000 mm×1500 mm×600 mm
CNC Milling & Turning
3-axis, 4-axis, and 5-axis machining for complex geometries
Minimum Feature Size
Φ 0.50 mm
Various Bronze Grades
Processing C932, C954 , C510, and more
Wall Thickness
0.75 mm
Standard Lead Time
3 business days
Surface Finishing
Polishing, anodizing, plating, and custom treatments
Price
$ $ $

Bronze Material Properties

Bronze is a copper alloy primarily composed of copper (Cu) and tin (Sn), with additional elements such as aluminum (Al), phosphorus (P), zinc (Zn), lead (Pb), or silicon (Si) to enhance its properties.

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Mechanical Properties

Tensile Strength

250-800 MPa

Yield Strength

180-500 MPa

Elongation at Break

10-30%

Hardness, Rockwell

HRB 60-95

Modulus of Elasticity

90-120 GPa

Flexural Strength

300-800 MPa

Density

8.5-8.9 g/cm³

Thermal Properties 
Maximum Service Temperature
300-400°C
Thermal Expansion Coefficent
16-20 µm/m°C
Thermal Conductivity
50-150 W/m·K
Softening Temperature
150-250°C
Melting Point
850-950°C

 

Common Bronze Alloys & Applications

Bronze TypeCompositionKey FeaturesTypical Applications
Tin Bronze (C905, C907, C910)
Cu + 5-12% Sn
High strength, wear-resistant, corrosion-resistant
Bearings, gears, valves
Aluminum Bronze (C954, C955, C958)
Cu + 5-12% Al
Extreme strength, seawater corrosion resistance
Marine components, heavy machinery
Phosphor Bronze (C510, C519, C521)
Cu + 0.1-0.35% P
High elasticity, fatigue resistance
Springs, electrical connectors
Lead Bronze (C932, C936, C937)
Cu + Pb + Sn
Self-lubricating, low friction
Bearings, bushings

About Bronze FAQs

Is machining bronze easy?

Machining bronze is generally easy, but it requires attention to avoid work-hardening. Bronze alloys produce smooth finishes and are suitable for CNC processes.

Is bronze easier to machine than brass?

Brass is easier to machine than bronze due to its softness, while bronze alloys tend to be harder, offering better wear and corrosion resistance.

Is coolant needed when machining bronze?

Yes, coolant helps reduce heat, prevent work-hardening, and improve surface finish and tool life when machining bronze.

What are the preferred bronze grades for CNC machining?

Common grades for CNC machining include:

  • Phosphor bronze (for electrical connectors, springs).
  • Aluminum bronze (for marine and industrial applications).
  • Tin bronze (for bearings, gears, valves).
What are the advantages and disadvantages of CNC machining bronze?

CNC machining bronze offers good machinability, wear resistance, and durability in harsh environments. However, it can work-harden, leading to faster tool wear, and it tends to be more expensive compared to materials like brass or aluminum.

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