CuSn10 poeder

Overview of CuSn10 Powder

CuSn10 poeder is een koper-tin legering met ongeveer 10% tin en de rest koper. Het biedt een uitstekende combinatie van sterkte, taaiheid, corrosiebestendigheid, slijtvastheid en wrijvingsbestendigheid.

Key properties and applications of CuSn10 powder include:

CuSn10 Powder Properties and Characteristics

Eigenschappen	Details
Samenstelling	90% copper, 10% tin
Dikte	8.8 g/cc
Deeltjesvorm	Onregelmatig, hoekig
Maatbereik	5-150 micron
Schijnbare dichtheid	Tot 50% ware dichtheid
Vloeibaarheid	Gematigd
Kracht	Excellent for Cu alloy powder
Ductiliteit	Goed
Corrosieweerstand	Erg goed

CuSn10 is widely used in bearing cages, bushings, welding rods, and wear parts across the automotive, electrical, and industrial sectors.

CuSn10 Powder Composition

Typical composition of CuSn10 powder:

CuSn10 Powder Composition

Element	Gewicht %
Koper (Cu)	Rest
Tin (Sn)	9-11%
Lead (Pb)	0,2% max
Zink (Zn)	Maximaal 0,5%
Other impurities	Maximaal 0,1%

• Copper provides excellent conductivity, corrosion resistance, ductility
• Tin improves strength, hardness, and wear resistance
• Lead, zinc, and other impurities carefully controlled

The optimized Cu-Sn ratio provides an excellent combination of strength, ductility, and manufacturability.

CuSn10 Powder Physical Properties

CuSn10 Powder Physical Properties

Eigendom	Waarde
Dikte	8.8 g/cc
Smeltpunt	1020-1040°C
Warmtegeleiding	55 W/mK
Elektrische weerstand	7-9 μΩ-cm
Recrystallization temperature	150-250°C
Maximale bedrijfstemperatuur	250°C

• Density is higher than copper
• Melting point reduced compared to pure copper
• Maintains good conductivity
• Recrystallization enables powder compaction
• Bestand tegen matig hoge bedrijfstemperaturen

The physical properties allow use of CuSn10 in electrical components needing good conductivity and strength.

CuSn10 Powder Mechanical Properties

CuSn10 Powder Mechanical Properties

Eigendom	Waarden
Hardheid	80-110 HB
Treksterkte	350-550 MPa
Opbrengststerkte	220-320 MPa
Verlenging	10-20%
Elasticiteitsmodulus	110-140 GPa

• Excellent strength for a copper alloy powder
• Significantly higher than pure copper powder
• Good ductility for 10% tin composition
• Hardness values suitable for wear applications
• Properties depend on production method and porosity

The mechanical properties allow use of CuSn10 powder in high strength electrical and friction components.

CuSn10 Powder Applications

Typical applications of CuSn10 powder include:

CuSn10 Powder Applications

Industrie	Toepassingsvoorbeelden
Automobiel	Bearings, bushings, brake linings
Elektrisch	Welding electrodes, connectors, contacts
Industrieel	Bearing cages, seals, impellers
Productie	Sintered tooling components
Olie en gas	Bushings, ball valves

Enkele specifieke producttoepassingen:

• Bearing cages requiring antifriction properties
• Bushing and thrust washers in high load applications
• Automotive brake pads and clutch linings
• Electrical connectors and pins
• Welding rods and solder paste filler metal
• Piping components like valves and flanges

Its excellent combination of strength, ductility, and cost make CuSn10 a popular choice for these applications.

CuSn10 Powder Specifications

The main specifications for CuSn10 powder include:

CuSn10 Powder Specifications

Standaard	Beschrijving
ISO 44001	Copper and copper alloy powders – Specifications
ASTM B602	Standard specification for copper alloy powders
EN 1982	Specification for copper and copper alloys ingots and castings
JIS H2111	Bronze powders

Deze definiëren:

• Grenzen aan de chemische samenstelling
• Production method – atomization
• Required physical and mechanical properties
• Aanvaardbare onzuiverheidsniveaus
• Deeltjesgrootteverdeling
• Testing protocols

Compliance ensures suitability for intended applications across global markets.

CuSn10 Powder Particle Sizes

CuSn10 Powder Particle Size Distribution

Deeltjesgrootte	Kenmerken
5-25 micron	Ultrafijne kwaliteit voor hoge dichtheid en oppervlakteafwerking
15-45 micron	Common size for pressing and sintering
45-150 micron	Larger sizes for better powder flowability

• Finer particles allow greater densification
• Larger particles improve powder flow properties
• De grootte wordt geselecteerd op basis van de benodigde uiteindelijke onderdeeleigenschappen
• Both spherical and irregular shapes are available

Controlling particle size distribution optimizes pressing characteristics and final sintered density.

CuSn10 Powder Apparent Density

CuSn10 Powder Apparent Density

Schijnbare dichtheid	Details
Tot 50% ware dichtheid	For irregular morphology powder
4.5-6.5 g/cc	Verbetert met een grotere pakkingsdichtheid

• Higher apparent density improves powder flow and compactibility
• Density up to 60% is possible with optimized spherical powder
• High apparent density enables easier compaction into green parts

Een hogere schijnbare dichtheid leidt tot een betere productieproductiviteit en onderdeelkwaliteit.

CuSn10 Powder Production Method

CuSn10 Powder Production

Methode	Details
Verneveling	Melted alloy stream broken into fine droplets which solidify into powder
Induction melting	Pure copper and tin melted together under controlled atmosphere
Inert gas atomization	Prevent oxidation of particles during production
Zeven	Classificeert poeder in verschillende deeltjesgroottebereiken

• Automated atomization enables large scale production
• Controlled melting and atomization minimizes impurities
• Inert gas prevents powder oxidation
• Nabewerking maakt aanpassing van de deeltjesgrootte mogelijk

Strict process controls result in reliable powder quality and repeatable characteristics.

CuSn10 Powder Pricing

CuSn10 Powder Pricing

Factor	Impact op de prijs
Zuiverheidsgraad	Higher purity increases price
Deeltjesgrootte	Finer powder is more expensive
Bestelhoeveelheid	Bulk pricing discounts apply
Productie methode	Complex processes increase cost
Aanvullende diensten	Maatwerk brengt kosten met zich mee

Indicatieve prijzen

• CuSn10 powder: $8-12 per kg
• Lower prices applicable for bulk orders >1000 kg

Pricing varies based on order parameters like quantity, particle size, purity level, alloy composition etc.

CuSn10 Powder Suppliers

CuSn10 Powder Suppliers

Bedrijf	Plaats
Kymera International	VS
Hoganas	Zweden
CNPC Poedergroep	China
Shanghai CNPC Powder Material	China
Gujarat Reclaim Industries	India
American Chemet Corporation	VS

Selectiefactoren voor leveranciers:

• Powder sizes and lead time
• Customization capability
• Productiecapaciteit
• Packaging options
• Pricing levels
• Quality certifications and compliance

CuSn10 Powder Handling and Storage

CuSn10 Powder Handling

Aanbeveling	Reden
Vermijd inademing	Potential respiratory irritation
Use protective mask and goggles	Voorkom accidentele inname
Zorg voor voldoende ventilatie	Reduce airborne particles
Ontstekingsbronnen vermijden	Brandbaar stofgevaar
Follow anti-static procedures	Voorkom brand door statische ontlading
Gebruik vonkvrij gereedschap	Avoids sparks during handling
Bewaar afgesloten containers op een koele, droge plaats	Prevent oxidation and moisture absorption

Aanbevelingen voor opslag

• Store in stable, inert containers
• Keep away from acids, ammonia, acetylene
• Houd de temperatuur onder de 27°C

Proper handling and storage preserves powder purity and prevents reaction hazards.

CuSn10 Powder Inspection and Testing

CuSn10 Powder Testing

Test	Details
Chemische analyse	ICP and XRF to verify composition
Deeltjesgrootteverdeling	Sieve analysis or laser diffraction
Schijnbare dichtheid	Hall flowmeter test per ASTM B212
Poedermorfologie	SEM-beeldvorming van deeltjesvorm
Tik op dichtheid	Dichtheid gemeten na mechanisch tappen
Analyse van de stroomsnelheid	Zwaartekrachtdebiet door gespecificeerd mondstuk

Stringent testing ensures the powder meets the chemical composition, physical properties, and microstructure required for the application.

CuSn10 Powder Pros and Cons

Advantages of CuSn10 Powder

• Excellent strength for a copper alloy powder
• Goede ductiliteit en vervormbaarheid
• Zeer goede corrosiebestendigheid
• Cost-effective compared to bronze grades
• Goede elektrische en thermische geleidbaarheid
• Recyclebaar en milieuvriendelijk

Disadvantages of CuSn10 Powder

• Lower conductivity than pure copper powder
• Moderate high temperature strength
• Heavy compared to aluminum or magnesium alloys
• Not suitable for highly stressed structural components
• Surface discoloration over time if uncoated
• Limitations for food contact applications

Comparison With CuNi10 Powder

CuSn10 vs CuNi10 Powder

Parameter	CuSn10	CuNi10
Dikte	8.8 g/cc	8.9 g/cc
Kracht	350-550 MPa	500-650 MPa
Geleidbaarheid	55 W/mK	20 W/mK
Corrosieweerstand	Uitstekend	Erg goed
Kosten	Laag	Hoog
Toepassingen	Electrical, moderate load	High strength structures

• CuSn10 provides better conductivity and cost
• CuNi10 has higher tensile strength
• CuSn10 preferred for electrical components
• CuNi10 suited for high strength structural parts

CuSn10 Powder FAQs

Q: What are the main applications of CuSn10 powder?

A: Main applications include bearing cages, bushings, welding rods, brake linings, antifriction components, and electrical contacts, connectors and brushes. It is commonly used in automotive and electrical products.

Q: Does CuSn10 powder require special handling precautions?

A: General precautions are recommended including avoiding inhalation, ensuring proper ventilation, controlling dust, preventing ignition sources, avoiding static charge buildup, using non-sparking tools, and storing in a dry, inert atmosphere.

Q: What affects the properties of CuSn10 powder parts?

A: Key factors are apparent density, particle size distribution, compaction pressure, sintering temperature and time, alloy composition, impurities, and porosity.

Q: What is the key difference between bronze and CuSn10 powders?

A: Bronze powders contain 90-95% copper while CuSn10 has 90% copper, 10% tin. CuSn10 provides an optimal combination of strength, ductility and cost.