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First HP Sitrup pump
Posted: Tue Jan 19, 2010 11:39 pm
by elitesniper
Finally got around to making a pump
Machined the piston head and shaft stablizer from nylon
check valve is a marble sealing a against a washer/rubber washer and a spring
tube is 3/4 copper m
sand made from wood painted silver
handle 1'' copper
Posted: Wed Jan 20, 2010 1:23 am
by jackssmirkingrevenge
Nicely made, you failed to mention what pressures you're getting though

Posted: Wed Jan 20, 2010 7:29 am
by psycix
Nice indeed. Does it work properly, does everything seal?
Beware of the checkvalve, if it leaks your pump will become a ram.
Now go exercise!

Posted: Wed Jan 20, 2010 10:34 am
by Gippeto
jackssmirkingrevenge wrote:Nicely made, you failed to mention what pressures you're getting though

X2...inquiring minds you know.

Posted: Wed Jan 20, 2010 6:12 pm
by far_cry
Gippeto wrote:jackssmirkingrevenge wrote:Nicely made, you failed to mention what pressures you're getting though

X2...inquiring minds you know.

X3
me to
but you have a big dead volume between the O ring and the check valve so you will get to the point you compress the air in the cylinder and cant pass he cant pass the check valve
see mine
http://www.spudfiles.com/forums/my-seco ... 18650.html
and very nice job
Posted: Wed Jan 20, 2010 6:16 pm
by clemsonguy1125
Nice job, what size washers did you use.
Posted: Thu Jan 21, 2010 12:13 am
by elitesniper
Ive gotten it up to 400 psi for now

washers idk just foudn em hehe