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I have NOT tried these yet! I can't see any reason they wouldn't work if you used some good vacuum grease... other than a bit of out- gassing of the rubber but with a small tank such as yours and a

Hi Guys... It's been 2 weeks since we have had any input to the Group, There are 2 new members this week but no message activity. Should we close down the group or keep it open? I'd like to see more

On Sun, 2003-02-16 at 18:31, Ken Hunter wrote: > Hi Guys... > > It's been 2 weeks since we have had any input to the Group, There are > 2 new members this week but no message activity. Should we close

I would like to see this forum stay open because one day I would like to build a chamber to coat mirrors and you guys are the only ones who have the information I would need. So, please stay on line.

I just found this group as I was looking for info on vacuum stuff. I am a machinist that now owns his own shop. I like to make things, and my mirror needs recoating so...Hmm guess I'll make a chamber!

Hi Les, Welcome to the Group... Nice to see another smiling face with a project. Don't forget to post photo's and comments as you proceed. Where are you located? I have some Diff pumps laying in the

Thanks Ken I live in sunny Newport News VA. 23606 Les wrote: --big snip--

Hi Gang, It's now official... I have been selected to be the new Electronis Systems Analyst (ESA) at the National Weather Service Office in Amarillo, Texas. My report date is 5 May but Rose and I will

Congrats Ken! While your away, Think about ideas on how to build a Turbo Molecular Pump CONTROLLER from scratch :) One of the guys in our ATM lab won a turbo pump of Ebay. Looks in good shape but he

Jmes, You are dead RIGHT on the moving sucks thing! A Turbo Pump controller shouldn't be real difficult to come up with, I see them on ebay all the time. They go for around $100 on the auctions I've

Hi gang Hi to Ken / James / Les Congrats to Ken I just found your group I haven't started to put together a vacuum system yet but it is on my list and I'm collecting info. I am an ATM guy I have

12" glass. mirror well. there

First off, welcome Ron [now I'm not the new guy :)] I won a diffusion pump on ebay, but it is not here yet. It holds 100ml so I will put Santovac 5 oil in it. That 100ml of oil costs about $140 but

There is a crapy photo of the tester I made. I wanted to share the cam idea that rocks the knife edge in and out. It is on the right side and can raise and lower about 3/16 of an inch, It works very

Les... Nice work on the metal... I should get you to make me an 18 inch chamber... You should also check out the ATM_FREE Group. We are getting rolling pretty well now with 350 ATM members. Do you

Snip... Thanks Ken If ya look at that big plate on the mill, I got the top flange and the bottom out of it! I used a 1/8 endmill to cut through the plate. I'm going to check Yarde metals to look for a

Don't buy your SantoVac oil yet... I have a small container that came with my 24 inch chamber (Turbo pump) plus I have a half gallon of 704 somewhere... Let me see if I can find it. Ken

That would be great Ken, No big rush just yet, so I'll hold out and see what ya find. Les wrote: came 704

Hi, This is an imteresting group. I have been involved in thin films for about 20 years. We have 3 E-beam systems, utilizing cryo-pumps for deep vaccum. Other equipment includes spectrometers,

Hi Al, Looks like you have some seriously nice 'Toys' there! :) I have a few questions if I may, Any pictures? Especially ones documenting the E-beam layout, distance from source to target, number of