[TheForge] quench questions
Bruce Freeman
FREEMAB at pt.fdah.com
Wed Dec 29 09:20:11 EST 2004
On Fri, 17 Apr 1998 07:59:24 -0500 (CDT), Dave B. wrote:
>5 gal water
>5lb Salt
Below is an exerpt of a posting by Roy Wilson about superquench.
Note the correction: Basic I, not Basic H. I believe they're the
same, except for dilution. Use twice as much (16 oz/5 gal) Basic H and
you may be okay.
I do not fully agree with Roy's conclusion that Jet Dry is a good
substitute for Basic I. I've tried it both ways and prefer the Basic I,
but I did NOTHING like a scientific, side-by-side comparison.
Note that Roy mentions Rockwell hardness.
Bruce
NJ
>32oz Dawn (blue) dishwashing liquid
>8oz Shaklee Basic H [sic. This should be "basic I"] (or other
surfactant of appropriate quantity for 5 gal mix)
>Will harden mild steel to Rockwell 42-45 (in spite of common wisdom
that
>says you can't harden mild steel).
That's an old formula.
Dawn is now a "concentrate". Use the 28oz bottle.
Jet-Dry "liquid rinse agent" can be substituted with terrific
results (and it's a lot easier to find) for the Shaklee product(s). Use
the UNSCENTED 7oz bottle.
<snip>
Roy Wilson
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