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Copper (I) oxide/Carbon reductions
Sure, copper oxide seems the most likely culprit here. Some of the slag did dissolve in HCl, yieldin ...		 7-7-2007 at 11:09
by: gmeyers
Copper (I) oxide/Carbon reductions
[quote][i]Originally posted by not_important[/i]
I've been thinking on the 'slag' you got, and have ...		 30-6-2007 at 03:31
by: gmeyers
Copper (I) oxide/Carbon reductions
I got my borax today so tomorrow I'll be melting some bottle glass with 20 w% and 40 w% borax (based ...		 29-6-2007 at 09:01
by: gmeyers
Copper (I) oxide/Carbon reductions
[quote][i]Originally posted by 12AX7[/i]
Not offhand, I never weighed anything (I could care less i ...		 25-6-2007 at 07:57
by: gmeyers
Copper (I) oxide/Carbon reductions
[quote][i]Originally posted by 12AX7[/i]
That's water of hydration. Would you actually believe tha ...		 24-6-2007 at 15:18
by: gmeyers
Copper (I) oxide/Carbon reductions
olmpiad:

Yes, I've done Borax bead tests (20+ years ago, so I'm a bit rusty on that).

Remember ...		 24-6-2007 at 13:41
by: gmeyers
Copper (I) oxide/Carbon reductions
Are we talking about the same borax? Sodium tetraborate? MP 75 C, BP 320 C? 		24-6-2007 at 11:49
by: gmeyers
Copper (I) oxide/Carbon reductions
I've been recommended a glassy/borax flux for melting bronze. Borax alone might be too volatile at 1 ...		 24-6-2007 at 10:00
by: gmeyers
Copper (I) oxide/Carbon reductions
I'm currently running some Cu[size=1]2[/size]O/carbon reductions in the context of making bronze (Br ...		 24-6-2007 at 09:08
by: gmeyers

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