Alloy Sn63 Pb37

 Alloy S-Sn63 Pb37

 General Characteristics  

Binary brazing alloy used in many fields:

electricity, household appliances, electronics and in particular for soldering printed circuits on automatic machines.

Close eutectic alloy (actual: 61.9%).

Standard

• International : Metal : ISO 9453                        Flux:  ISO 9454.1
• French:        Metal : NF   EN 29453 – C 90550     Flux : NF EN 29454.1 type..
•  Germany :     Métal : DIN EN 29453 – DIN 1707  Flux : DIN EN 29454.1 : DIN 8516
• United Kingdom: Metal : BS   EN 29453 – BS 219   Flux : BS EN 29454.1

Physico-Chimical Characteristics

• Tin rate, Sn : ……………………. 62.5 to 63.5 %
• Lead rate, Pb : ………………….. Rest
• Melting temperature: ………….. 183° C – 184° C
• Maximum level of impurities: … 0.05 %
• Specific gravity: ………………… 8.5
• Viscosity at 250°C: …………….. 1.5 Cp
• Operating temperature: ……… 240° for machine
• Mechanical Strength: ………….. Brinell hardness : 14
•                                               Shear stress: 40 N/mm²
• Electric conductance: ………….. 12 µ Ώ cm

QUALITY INSURANCE

Each delivery is identified by its manufacturing batch with the corresponding certificate of analysis

STANDARD

ISO9453