Log in or Sign up
Antiques Board
Home
Forums
>
Antique Forums
>
Jewelry
>
Please help- a solid 9ct gold chain that bubbles
>
Reply to Thread
Message:
<p>[QUOTE="Ce BCA, post: 9766555, member: 18716"]Modern gold solders are typically around the same carat as the gold itself with other alloys to reduce the melting temperature such indium along with the usual alloys, copper, zinc and silver. Older/antique solders, I've seen pretty much everything including lead, and tin based (like electrical solder). There was also a lot of cadmium used on older gold solders - I think it's banned now due to the health issues.</p><p><br /></p><p>Could be contamination from soldering, could be grub that's got in there, could be plated, kind of hard to say without seeing it in person.[/QUOTE]</p><p><br /></p>
[QUOTE="Ce BCA, post: 9766555, member: 18716"]Modern gold solders are typically around the same carat as the gold itself with other alloys to reduce the melting temperature such indium along with the usual alloys, copper, zinc and silver. Older/antique solders, I've seen pretty much everything including lead, and tin based (like electrical solder). There was also a lot of cadmium used on older gold solders - I think it's banned now due to the health issues. Could be contamination from soldering, could be grub that's got in there, could be plated, kind of hard to say without seeing it in person.[/QUOTE]
Your name or email address:
Do you already have an account?
No, create an account now.
Yes, my password is:
Forgot your password?
Stay logged in
Antiques Board
Home
Forums
>
Antique Forums
>
Jewelry
>
Please help- a solid 9ct gold chain that bubbles
>
Home
Home
Quick Links
Search Forums
Recent Activity
Recent Posts
Forums
Forums
Quick Links
Search Forums
Recent Posts
Gallery
Gallery
Quick Links
Search Media
New Media
Members
Members
Quick Links
Notable Members
Registered Members
Current Visitors
Recent Activity
New Profile Posts
Menu
Search
Search titles only
Posted by Member:
Separate names with a comma.
Newer Than:
Search this thread only
Search this forum only
Display results as threads
Useful Searches
Recent Posts
More...