MG Chemicals Lead-Free Solder with Silver

96.3% Tin, 0.7% Copper and 3% Silver (SAC 305)

Low Price Guarantee

MGC-4900-35G   

What's special about this RoHS compliant solder?

  • A 1lb spool has 27% more length than a leaded spool, which saves on labor and material costs
  • Contains no-clean flux for easier cleanup after soldering
  • Special flux activator is virtually spatter-free, keeping your application clean and free of stains
  • Click for More Features
RoHS Compliant

This solder is perfect whether you need it for jewelry making, plumbing, electronics or any other craft or job that would need to affix to pieces of metal together. This formulation includes no lead for ultimate safety when used.

Images

PART # DESCRIPTION PACKAGE TYPE WEIGHT PRICE
MGC-4900-35G Lead-Free Solder (96.3% Sn, 0.7% Cu, 0.3% Ag), 21 AWG, 0.032" diameter Pocket Pack of 25 0.7 oz (35g)
Qty:  
MGC-4900-112G Lead-Free Solder (96.3% Sn, 0.7% Cu, 0.3% Ag), 21 AWG, 0.032" diameter Spool 0.25 lb (113g)
Qty:  
MGC-4900-227G Lead-Free Solder (96.3% Sn, 0.7% Cu, 0.3% Ag), 21 AWG, 0.032" diameter Spool 0.5 lb (227g)
Qty:  
MGC-4900-454G Lead-Free Solder (96.3% Sn, 0.7% Cu, 0.3% Ag), 21 AWG, 0.032" diameter Spool 1.0 lb (454g)
Qty:  
  • Made up of 96.3% tin, 0.7% copper and 3% silver for use in a wide variety of applications like crafts, plumbing or circuit boards
  • Lead-free
  • 21 gauge (0.032") diameter will accommodate most jobs
  • Hard, non-conductive residue will not create shorts when used on electronic components
  • Includes silver for greater conductivity
  • J-STD-006 and RoHS compliant for purity

 

This product has starred in our Product Showcase Blog! Click here to check it out.

  Test Method Specification
Ag content   2.8-3.2%
Cu content   0.3-0.7 %
Sn content   Balance
Flux Classification JSTD-004 REL0
Copper Mirror IPC-TM-650 2.3.32 No removal of copper film
Silver Chromate IPC-TM-650 2.3.33 Pass
Corrosion IPC-TM-650 2.6.15 Pass
SIR JSTD-004,Pattern Down IPC-TM-650 2.6.3.3 2.33 x 10 11 ohms
SIR Bellcore (Telecordia) Bellcore GR-78-CORE 13.1.3 6.12 x 10 11 ohms
Electromigration Bellcore GR-78-CORE 13.1.4 Pass
Post Reflow Flux Residue TGA Analysis 55%
Acid Value IPC-TM-650 2.3.13 190-210
Flux Residue Dryness IPC-TM-650 2.4.47 Pass
Spitting of Flux-Cored Solder IPC-TM-650 2.4.48 0.3%
Solder Spread IPC-TM-650 2.4.46 130 mm2

 

Lead free/leaded solder comparison Lead Free Solder (Sn/Ag/Cu) Sn63/Pb37 (Leaded Solder)
Melting Point 217-221 º C (422.6 - 429.8 º F) 183 º C (361.4 º F)
Wire Diameter 0.032” (0.81 mm) 0.032” (0.81 mm)
  Std. Wire Gauge 21 21
  Tolerance, in. +/- 0.002” +/- 0.002”
Hardness, Brinell 15HB 14HB
Coefficient of Thermal Expansion Pure Sn=23.5 24.7
Tensile Strength 4312 psi 4442 psi
Density 7.39 g/cc 8.42 g/cc
Electrical Resistivity 13.0 µohm-cm 14.5 µohm-cm
Electrical Conductivity 16.6 %IACS 11.9 %IACS
Yield Strength, psi 3724 3950
Total Elongation, % 27 48
Joint Shear Strength, at 0.1mm/min 20º C 17 14
Creep Strength, N/mm2 at 0.1mm/min 20º C 13.0 3.3
Creep Strength, N/mm2 at 0.1mm/min 100° C 5 1
Thermal Conductivity 58.7 W/m * K 50.9 W/m * K

 

This product has starred in our Product Showcase Blog! Click here to check it out.

 

MANUALS & USER GUIDES -



RELATED ARTICLES -

 

VIEW OUR GLOSSARY

 

Solder Pro 70Solder-Pro 70 and 70 Kit
From
This multi-purpose soldering iron is available alone or as part of a kit that includes torch head, hot knife and air blower attachments, as well as soldering supplies.
compact soldering kitLSDI Compact Portasol Soldering Kit
Price
Precisely solder wires, with or without flux, with this kit that includes a heat tool with 2 interchangeable tips, as well as butane refills, solder, and a storage case.
 
MG Chemicals conductive epoxy 8331MCG-8331 MG Chemicals Silver Conductive Epoxy
From
The perfect no-solder binder for PC board and heat sink components, this conductive epoxy comes in compact syringes that are easy to transport and store.
MG Chemicals 413B Heavy Duty Flux RemoverMG Chemicals 413B Heavy Duty Flux Remover
From
MGC-860 MG Chemicals Heavy Duty Flux Remover is an extra strength, aggressive cleaner which is made for quick removal or ionic and non-ionic solder found after you have completed your solder jobs.

Do you have any question about this product?
Let our experts and customers resolve all your doubts

Did you know that we can give you a quote for most of our products, including shipping?


You can also call us toll free 866.222.0030

What can make this page better?

We do everything we can think of to provide you with the product specs, images and ordering info you need, but if we're missing something or still have room to improve, please let us know. Your comments, suggestions and questions are the best tools we have for serving you better!