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As part of making copper plated ornaments I will have a pinhead size hole left in my item which needs to be filled with a blob of molten copper. Can soldering melt copper or is it only good using flux ??

Or is there another way ?

2007-01-26 23:36:03 · 10 answers · asked by Bob 2 in Home & Garden Do It Yourself (DIY)

10 answers

the melting temperature of copper is nearly 2000 degrees . the hole can be filled with flowing solder. when i was electro plating and we made a boo boo we covered the unplated area with a matching color of spray paint, usually blended well an was virtually unnoticeable. hope this helps

2007-01-26 23:50:55 · answer #1 · answered by chipshot 2 · 1 0

No a soldering iron will not create enough heat to melt copper,try cutting a piece of copper very thin so it is like wire put flux over the hole and surroundings then use a blowtorch to melt the wire onto the hole lave to cool then file down it might work,be careful it will be very hot.Leave it to cool down not dunked in water.

2007-01-26 23:45:10 · answer #2 · answered by taxed till i die,and then some. 7 · 0 0

Solder can be used to mend the hole, but most soldering irons will NOT melt the copper. Copper has a much higher melting point than solder, which is mostly tin.

2007-01-26 23:41:32 · answer #3 · answered by WC 7 · 1 0

Solder has a very low melting point and it is no good using it the way you suggest. Can you not cover this pihole with a tiny bit of

solder? Copper needs a VERY high tempreture before it will melt. and turns green in the process.

2007-01-27 03:00:22 · answer #4 · answered by Anonymous · 1 0

You are trying to "weld" with copper, Soldering involves bonding two different metals. Yes soldering can melt copper, all soldering involves melting one of two different metals that are to be bonded. You are trying to melt and bond the same metal, therefore it is called a weld or welding. Welding is much more difficult as parts of both items to be joined/ bonded become liquid/ molten/melted..Where as in a solder one item remains solid completely unless you make a mistake and heat that item too much.

What you are suggesting to do sounds very hard. I suggest you repair the base of the item with the same material it is made of and then replate it with copper.

2007-01-26 23:56:02 · answer #5 · answered by ranselbiru 3 · 0 1

If the hole is hidden (e.g. in the item's base) then you could simply leave it, or (if the item is something like a vase, which would leak) seal ir with a blob of ordinary electrical solder - from the inside would be best, if you can get at the pinhole from within. You might need lots of heat, though, from a butane or propane torch, which could discolour the surrounding area. .

2007-01-28 11:34:55 · answer #6 · answered by andrew f 4 · 0 0

soldering is to create a bond or seal. copper will melt at 2000 degrees +. A regular butane torch will probbablly not be sufficient heat.

2007-01-27 07:45:27 · answer #7 · answered by p 2 · 0 0

solder will fill the hole it wont melt copper

2007-01-26 23:44:16 · answer #8 · answered by booge 6 · 0 0

not enough heat in a sodering iron to melt copper but aheliarc welder can maybe weld copper to fill the hole

2007-01-26 23:41:40 · answer #9 · answered by richard c 2 · 0 0

no don't do it

2007-01-27 00:37:56 · answer #10 · answered by The man behind the mic 2 · 0 0

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