Solder & Plating Selection Guide
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Many precision metal stampings have a surface finishes applied in order to:

  Protect the base material from corrosion

  Aid in the surface wetting characteristics of the device during subsequent assembly procedures

  Provide an electrically conductive pathway through the surface of the part

Over 150 active solder/plating codes exist at Die-Tech due to the unique requirements of each program. Rather than list all the specific options that have worked for others, these summary tables will help start you in the selection process to find the correct application to fit your needs.

Solders often used to bond the precision metal stampings to other surfaces include:

Alloy Solid F  Liquid F  Solid 0C  Liquid C 
Sn62/Pb36/Ag2 354 372 179 189
Sn63/Pb37    361 362 183 183
Sn60/Pb40 361 374 183 193
Sn90/Pb10 361 421 183 216
Sn95/Pb5 430 473 221 245
Sn10/Pb90 514 576 268 302
Sn10/Pb88/2Ag   514 570 268 299


The balance of the metal stamping is finished in one of two manners:
  Post-Plate - in which the surface finish is applied after the stamping process is complete. Generally, an electroplate process is utilized. Stamped product will have all surfaces coated by electrodeposits. This process increases the manufacturing cycle and cost, however it does yield a product appropriate for demanding applications that require all surfaces of the part be coated.

  These plating finishes can be applied in either bright or matte appearance to suit your project requirements:

Common Plating Alloys
Tin
Tin/Lead
Tin/Silver
Nickel
Nickel with a copper flash
Gold
Silver 
  Pre-Plate - product to which the surface finish is applied before the stamping operation is initiated. Stamped product will have bare edges after the stamping process. Whether electroplated or hot dipped processes are selected, this process is less expensive than post-plating and has shorter manufacturing cycles if the application can tolerate bare edges.  


Would it make sense to have help in the selection of plating or solder to fit your specific application?


 View Material Selection Guide Here  New Technology  Contact Us


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York Haven, PA 17370
Phone: 717.938.6771
Fax: 717.938.6099

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