Tix Solder Sticks, 20-Pack Our Tix Solder melts at 275F but is much stronger than other Lead or Tin Solders. Does not tarnish and can be used to solder Platinum, Gold, Silver, Stainless Steel, Pewter Use with torch or soldering iron. Contains: 1/4 ounce (20 sticks) Melt Temp: 275 degrees