Sn59.9Bi40Cu0.1 Solder Powder / Tin Powder

Sn59.9Bi40Cu0.1 Solder Powder / Tin Powder
Sn59.9Bi40Cu0.1 solder powder is designed for solder paste production, SMT assembly, electronic packaging, and precision soldering applications. The powder can be supplied with different particle size grades according to printing, dispensing, or process requirements.
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Sn59.9Bi40Cu0.1 Solder Powder / Tin Powder

A specialty tin-bismuth-copper solder powder for custom solder paste development and electronic assembly requiring a defined intermediate melting point.

Sn59.9Bi40Cu0.1Tin-Bismuth-Copper
170°CMelting point
Type 3 · 4 · 5Particle size grades
Sn59.5Bi40Cu0.1 Solder Powder / Tin Powder
Sn59.5Bi40Cu0.1 Solder Powder / Tin Powder

Specialty Sn-Bi-Cu powder for custom paste formulation

This multi-element alloy powder provides a tailored composition for customers evaluating reduced-temperature solder paste, printing and specialty joining processes.

01

Selectable Particle Grades

Available in Type 3, 4, 5 for suitable printing, dispensing and paste formulation requirements.

02

Stable Alloy Composition

Controlled alloy composition supports consistent melting behavior and repeatable material formulation.

03

Specialty alloy composition

Offers an additional alloy option between conventional low-temperature Sn-Bi and mainstream SAC systems.

04

Low Alpha Option

Selected low alpha or ultra-low alpha supply can be discussed; availability must be confirmed for the chosen alloy and particle grade.

05

Export Packaging

Standard supply is 5 kg per bag and 4 bags per box for practical storage and international shipment.

06

Custom Supply Support

Particle grade, alpha level, packaging and application requirements can be reviewed before quotation and sample evaluation.

Product Specifications

Core alloy, melting point, particle size and packaging information for engineering review and quotation.

Recommended Use

Recommended for custom solder paste formulation, reduced-temperature assembly trials, precision printing and specialty electronic materials.

Product Name
Sn59.9Bi40Cu0.1 Solder Powder / Tin Powder
Alloy Model
Sn59.5Bi40Cu0.1
Alloy Family
Tin-Bismuth-Copper
Melting Point
170°C
Particle Size
Type 3 / 4 / 5
Low Alpha Option
Selected low alpha <0.01 cph/cm² or ultra-low alpha <0.002 cph/cm² options; confirm availability
Packaging
5 kg per bag; 4 bags per box; standard box size 18.5 × 18.5 × 18.5 cm
Typical Applications
Custom Solder Paste, Reduced-Temperature Assembly, Precision Printing, Alloy Development

Typical Applications

Final suitability should be confirmed against paste formulation, substrate finish, stencil design, deposition method, reflow profile and reliability requirements.

Application 01Custom Solder Paste
Application 02Reduced-Temperature Assembly
Application 03Precision Printing
Application 04Alloy Development
View the complete solder powder / tin powder series →

Need Sn59.9Bi40Cu0.1 solder powder for your formulation?

Contact Jufeng Solder for particle size confirmation, low alpha options, sample evaluation, packaging and quotation support.

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