Thanks for your interest in our MITSUYA Precious Metal Plating Services.

Experts in Indium, Gold Tin Alloy, Rhodium, Titanium, Hard Silver, Stainless Steel and more

Gold Tin AuSN Plating

Gold-Tin Alloy Plating
Lead-free solder suitable for high-temperature, high-strength, and high-reliability connections.

Why use AuSn Alloys?
• Eco-friendly Soldering Solutions
Solderable without Flux
Lead-free (ROHS Compliant)

• Corrosion and Oxidation Resistance

• High Strength Connections
High Bond Strength
Excellent Wettability
Excellent Tensile Strength

• Thermal Performance
Reliability at High Temperatures
High Melting Point (280°C)
High Thermal Conductivity (High Heat Dissipation)
Low Coefficient of Thermal Expansion
Thermal Fatigue Resistance

AuSn ALLOY PLATING by MITSUYA
• Precision Film Thickness
Thinner Plating Film (VS conventional solder/methods) Coating Uniformity (Tolerances +lum)
High Dimensional Accuracy (Fine Pattern Deposition)

• Alloy Composition
Uniform and Stable Composition
Eutectic and Non-Eutectic Compositions

• High-Output Productivity
High Productivity (Rack Plating, Barrel Plating, Robot Line)
Applicable Plating for Various Fields

APPLICATIONS
• Sensors
• Semiconductor ICs
• Wafers
• Optical Electronics

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Founded in 1931, MITSUYA CO. LTD. is the worldwide leader in precious metals plating. With a team of over 300 dedicated employees and a network of 4 plants across Japan, MItsuya specializes in various advanced plating processes particularly suited for automotive, medical, aerospace and semiconductor industries worldwide including gold, silver, rhodium, indium, palladium and more. Certified ISO9001-2015 and JISQ9100