Re: sandblast, again

[Tim Tucker <ttucker@mail.tds.net>]

> -> Also pressure blasters don't usually have a gun at all.  There is a
> -> nozzel at the end of the hose with a ball valve to shut off sand and
> -> pressure. I don't recommend turning it off that way.  Start by
> -> turning off the pressure feed.  Otherwise you will eat up the ball
> -> valve in about 3 days!
>

I replaced the ball valves with gate valves on my pressure unit.  You are
right, the ball valve exposed to any sand(hose end valve or mixture
valve)does not last long at all.  I close the mixture valve first, and then
the air line valve.  That's just my way:)

Tim.