Description

Bronze Powder is a finely divided metallic alloy composed primarily of copper and tin, designed for industrial and manufacturing applications. This material is valued for its excellent thermal and electrical conductivity, corrosion resistance, and distinctive aesthetic properties. It serves as a critical raw material for manufacturers in the metallurgy, electronics, coatings, and chemical synthesis sectors seeking reliable performance and consistent quality.

Application

• Metallurgy & Powder Metallurgy: Used as a base material for sintering, metal injection molding (MIM), and the production of porous filters, bearings, and structural components.
• Conductive Coatings & Inks: Formulated into conductive paints, pastes, and inks for printed electronics, electromagnetic shielding, and circuit repair.
• Friction Materials & Brake Pads: Acts as a friction modifier and thermal conductor in automotive and industrial brake linings and clutch facings.
• Decorative & Anti-Corrosion Coatings: Provides a bronze finish and protective layer in architectural coatings, artistic paints, and anti-fouling marine paints.
• Chemical Catalyst & Reagent: Employed as a catalyst or reactant in specific organic synthesis and chemical processes.
• Brazing & Welding Alloys: Incorporated into filler metals and welding rods to join copper-based alloys and other metals.
• Pyrotechnics & Flares: Used to create specific spark and color effects in fireworks and signal flares.
• Additive Manufacturing (3D Printing): Serves as a metal powder feedstock for selective laser melting (SLM) or binder jetting processes.

Basic Information

Product Name	Bronze Powder
CAS No.	12597-70-5
Molecular Formula	Cu-Sn Alloy (Typically Cu ~90%, Sn ~10%)
Molecular Weight	N/A (Alloy)
Synonyms	Bronze Metal Powder; Copper-Tin Alloy Powder; CuSn Powder; Bronze Dust; Bronze Flake; Sintering Bronze Powder; Conductive Bronze Powder; Decorative Bronze Powder; SAE 620 Bronze Powder; C93200 Powder
EINECS	Contact for details

Quality Control

Our Bronze Powder is manufactured under strict quality management protocols to ensure batch-to-batch consistency and performance. We provide comprehensive quality assurance, including control of particle size distribution, chemical composition (Cu/Sn ratio), and impurity levels. A Certificate of Analysis (COA) detailing lot-specific results is available for every shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Due to its metallic nature and fine particle size, keep away from moisture and potential ignition sources to prevent oxidation and dust explosion hazards. Recommended storage temperature: 15-25°C.

Specification

Item	Specification
Appearance	Reddish-brown metallic powder
Composition (Cu)	85 - 92 %
Composition (Sn)	8 - 15 %
Particle Size (D50)	10 - 45 µm (Customizable)
Apparent Density	2.5 - 4.5 g/cm³
Lead (Pb) Content	< 0.1 %
Iron (Fe) Content	< 0.1 %
Moisture Content	< 0.5 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.