Hi All, I am in urgent need to sale vacuum chamber: Leybold A700, framed, with installed gate valve, LN2 trap, two-ways roughing valve, transformer for...
3629
brian whatcott
betwys1...
May 5, 2011 10:54 pm
How much is it? B...
3630
Zafar Iqbal
zafar0126
May 6, 2011 4:12 am
what is the price zafar To: VacuumX@yahoogroups.com From: chutko@... Date: Thu, 5 May 2011 13:26:21 -0700 Subject: [VacuumX] Vacuum Chamber for sale Hi...
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Vladimir Chutko
vchutko
May 6, 2011 6:51 pm
4K OBO...
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Vladimir Chutko
vchutko
May 6, 2011 6:52 pm
4K OBO Vladimir...
3633
David Speck
dspeck13021
May 17, 2011 5:45 pm
Esteemed list members: I have just acquired an Ametek / Dycor M100 RGA system (in 4 pieces from three different sellers) Does anyone have available the...
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slavkok
Jun 6, 2011 9:48 pm
Hello... I need to make vacuum in range 5 to 10 mBar. What device to use for that. I need to evacuate aprox 5 litre box but I do not have electricity on place...
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brian whatcott
betwys1...
Jun 6, 2011 10:14 pm
... Prepare bottles of vacuum. transfer them to container, on site? :-) Brian W...
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Simon Quellen Field
sqfield
Jun 6, 2011 10:45 pm
Fill the box with steam, and then freeze it? Theory says that should get you to 6 millibars (0.6 kilopascals). Brian -- If he has a 5 liter box at a 1,013.25...
... Though the suggestion was offered in jest, I suppose I need to answer "No" to your estimate: connecting one big vacuum container, is rather different from...
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brian whatcott
betwys1...
Jun 6, 2011 11:10 pm
... Talking about gas powered generators - a usable roughing pump is provided by a vacuum tube connected to the inlet manifold of an idling 4 stroke. Then...
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Thomas Janstrom
t_janstrom
Jun 7, 2011 1:36 am
How much suction could you get from a 4cyl engine if you took one cylinder out of service and used it as your vacuum pump? Not easy or cheap, but probably...
3641
Slavko Kocjancic
slavkok
Jun 7, 2011 7:30 am
... Hello... I got few orthodox sugestions. But all seems to be inposible to do. ... to get vaccum in container the container is to big. ... to buy gassoline...
3642
slavkok
Jun 7, 2011 7:30 am
... Hello... I got few orthodox sugestions. But all seems to be inposible to do. ... to get vaccum in container the container is to big. ... to buy gassoline...
3643
knegge
Jun 7, 2011 7:58 am
I think you can make falling water get you that kind of vacuum. You would need a thicker pipe where you spray water downwards, then a funnel shape at the...
3644
Slavko Kocjancic
slavkok
Jun 7, 2011 8:58 am
... This seems like ejector for me. And presure reached can't be under water vapour presure. So as you write the vater should be ici. I was tryed (far ago) the...
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Simon Quellen Field
sqfield
Jun 7, 2011 12:46 pm
Sometimes it helps to look at the actual problem you want to solve, rather than to help solve it in the least efficient way. ...
3646
o1bigtenor
Jun 7, 2011 2:07 pm
... You might want to bring a propane cylinder along and use something like the 'Icyball' to do your cooling. Googel 'Icyball' for information on how to build...
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Slavko Kocjancic
slavkok
Jun 7, 2011 3:10 pm
... A lot of links... Now the answers... The refrigerators based on Peltie element (these under $100) are so ineficient and thus unusable. I have two of them...
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Slavko Kocjancic
slavkok
Jun 7, 2011 3:41 pm
... The IcyBall is near same functionality as zeolite/watter. Just other (poision) components and presure instead vacuum. I do research what is suitable for me...
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o1bigtenor
Jun 7, 2011 4:35 pm
... system which is very cheap to run. As I am a professional welder its not too hard for me. It is a possible solution! Darald On Tue, Jun 7, 2011 at 10:40...
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brian whatcott
betwys1...
Jun 7, 2011 4:55 pm
... Lessee: you didn't want to connect a series of vacuum bottles - instead you want to connect a series of narrow bore vaccum tubes (in effect) and this is...
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Christopher Erickson
data_plumber1
Jun 7, 2011 5:22 pm
A modern, high-efficiency RV refrigerator, a propane bottle or two, a 12V marine battery, a 50W solar panel and an MPPT solar charge controller. Done. No...
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Simon Quellen Field
sqfield
Jun 7, 2011 10:19 pm
An inverter, a car, a few extra gallons of fuel, and a cheap small refrigerator. "http://www.rvstuffusa.com/compactrefrigeratorbydanby.html" ...
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Slavko Kocjancic
slavkok
Jun 8, 2011 6:13 am
... I don't have equipment for silver soldering, just for soft soldering. IcyBall seems atractive but the presence of ammonia take me off. Long ago I checked...
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Slavko Kocjancic
slavkok
Jun 8, 2011 6:23 am
... A modern, high-efficiency RV refrigerator $?? a propane bottle or two $?? a 12Vmarine battery $?? a 50W solar panel $?? MPPT solar charge controller $?? ...
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Slavko Kocjancic
slavkok
Jun 8, 2011 6:36 am
... Well look the last link. there is cittation... Almost all refrigerator and freezer models reviewed in this article were priced more than $1,000, with the...
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brian whatcott
betwys1...
Jun 8, 2011 11:39 am
... There is a perfectly green way of keeping food cool; it comes free - only sweat equity is needed. It's called an ice house. Briefly; you dig a hole and...
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o1bigtenor
Jun 8, 2011 1:46 pm
... silver solder (tin solder is at about 600 F and silver solder is at about 850 F) both of which are a lot cooler than arc welding. Re: ammonia - - think...
