R-SnBi Solder Bar is designed as an alternative to standard Sn/Pb for electronics assembly and is available is both leaded and lead-free alloys (see leaded or lead-free alloy charts for properties). R-SnBi Bar Solder conforms and exceeds the impurity requirements of IPC J-STD-006C and all other relevant standards. R-SnBi Bar is made from grade A Virgin Tin Ingots and Bismuth Ingots. Quality standards for all R-SnBi Bar exceed J-STD 006 and ASTM B-32.
LEAD FREE ALLOY COMPOSITIONS
|
Alloy Composition
|
Melting Range
(°C)
|
Melting Range
(°F)
|
BAR
|
WIRE
|
PASTE
|
SPHERE
|
Bi58
Sn42/Bi58
|
139 E
|
282
|
•
|
•
|
•
|
|
Sn96.5
Sn96.5/Ag3.5
|
221 E
|
430
|
•
|
•
|
•
|
•
|
Sn95
Sn95/Ag5
|
221-245
|
430-473
|
•
|
•
|
•
|
•
|
RF217
Sn95.5/Ag4.0/Cu0.5
|
217-219
|
422-426
|
•
|
•
|
•
|
•
|
SAC 387
Sn95.5/Ag3.8/Cu0.7
|
217-219
|
422-426
|
•
|
•
|
•
|
•
|
SAC 357
Sn95.8/Ag3.5/Cu0.7
|
217-221
|
422-426
|
•
|
•
|
•
|
•
|
SAC 405
Sn95.5/Ag4.0/Cu0.5
|
217-221
|
422-426
|
•
|
•
|
•
|
•
|
SAC 305
Sn96.5/Ag3.0/Cu0.5
|
217-221
|
422-426
|
•
|
•
|
•
|
•
|
SAC 105
Sn98.5/Ag1.0/Cu0.5
|
217-228
|
422-442
|
|
|
•
|
|
Sn99
Sn99.3/Cu0.7
|
227 E
|
440
|
•
|
•
|
•
|
•
|
Sb5
Sn95/Sb5
|
232-240
|
450-464
|
•
|
•
|
•
|
•
|
|
|
|
|
|
|
|
Above alloys subject to availability at time of inquiry and may require a minimum PO.
|
|
STANDARD ALLOY COMPOSITIONS
|
Alloy Composition
|
Melting Range
(°C)
|
Melting Range
(°F)
|
BAR
|
WIRE
|
PASTE
|
SPHERE
|
Sn63/Pb37
|
183 E
|
361 E
|
•
|
•
|
•
|
•
|
Sn60/Pb40
|
183-190
|
361-374
|
•
|
•
|
•
|
•
|
Sn50/Pb50
|
183-214
|
361-420
|
•
|
•
|
|
|
Sn45/Pb55
|
183-225
|
361-440
|
•
|
•
|
|
|
Sn40/Pb60
|
183-238
|
361-460
|
•
|
•
|
•
|
|
Sn20/Pb80
|
183-280
|
361-536
|
•
|
•
|
|
|
Sn10/Pb90
|
268-302
|
514-576
|
•
|
•
|
|
•
|
Sn62/Pb36/Ag2
|
179-189
|
345-372
|
•
|
•
|
•
|
•
|
Sn10/Pb88/Ag2
|
268-299
|
514-570
|
•
|
•
|
•
|
•
|
|
Above alloys subject to availability at time of inquiry and may require a minimum PO.
|
|
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