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Compiled by Adam Ford COMPARISON BORAX followed by BORIC ACID FORMULA Na2B4O7·10H2O H3BO3 MOLAR MASS 381.37 g/mol 61.83 g/mol MELTING POINT 1,369°F (743°C) 339.6°F (170.9°C) BOILING POINT 2,867°F (1,575°C) 572°F (300°C) DENSITY 1.73 g/cm³ 1.44 g/cm³ SOLUBILITY Water Water IUPAC ID Sodium tetraborate decahydrate (so-dee-um tet-ra-bo-rate dec-a-hi-drate) Trihydroxidoboron, Boric acid (tri-hy-drox-ide-o-bo-ron) DIFFERENCES BORAX followed by BORIC ACID Differences FORMULA Na2B4O7·1
Hey guys, I'm trying to figure out where I went wrong with fire welding the other day. I'm using a coal forge first off. So I decided I was just going fire weld two pieces of scrap to learn how, but I failed miserably. Can't even figure out how I failed. My process was as follows: Started forge (duh, lol) Got fire pot nice and deep and fully glowing (Aprox. 7-9 inch heart)(Metal is of larger size) Picked two pieces, one 8" x 3" the other about 7" x 3" Heated (first time) to glowing, my normal working heat. Failed Realized I would need much more heat, heated to nearly burnt (W