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  1. I think after about 5 posts, the OP gets lost...

    I think after about 5 posts, the OP gets lost along the way.

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    We have built a tracking system to 1arc second,...

    We have built a tracking system to 1arc second, repeatable to 2arc seconds. The biggest challenge is ringing/vibes, but it sounds like you may have the mass to deal with that. We used a drive system...
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    Talk to Bryan Chenoweth @ kelanc.com....

    Talk to Bryan Chenoweth @ kelanc.com. 763.515.4565. He is really good if you want a US seller, that does support.

    Doubt you will have problems with most of the e-bay machines for a while....
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    30W minimum is where I would start. We bought...

    30W minimum is where I would start. We bought what was supposed to be 30W, but turned up as a 20W.

    If you want/need dark marks on AL you will need a MOPA fiber. If for some reason you need deep...
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    Rick. Yes your stuff was very helpful. Was...

    Rick.

    Yes your stuff was very helpful. Was going to PM you for some insight once we collected enough info. For now it is info on the shelf. This customer is particularly good, but me asking who...
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    HF pickling

    Follow-up:

    Our customer has determined that we don't need to do the Pickling, as it happens regardless by the next vendor as part of their weld prep. A lot of good info in this thread from...
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    Chinese compressor

    We were looking at a couple Chinese/U.S. screw compressors also. The vendors we looked at had 60hz. I would really have to do some digging to find the vendors. We ultimately found a used 15hp I-R, so...
  8. Many Vmc/Hmc's need a buttload of air. We...

    Many Vmc/Hmc's need a buttload of air. We upgraded last year and went from 2cfm being plenty to suddenly needing 35cfm, bare minimum 20cfm just to keep the machine from alarming. Ain't no HD type box...
  9. And yes. I have a 5hp screw as a backup, and a...

    And yes. I have a 5hp screw as a backup, and a backup backup compressor in the other shop with a very long hose.

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  10. Marcus, This actually came up in an ethics...

    Marcus,

    This actually came up in an ethics class in college. A buddy of mine in the class was minor part owner of a car repair shop. He asked what happens when you quote a job at 4hrs and it ends...
  11. US fires: Fire and Smoke Map...

    US fires:
    Fire and Smoke Map

    World:
    WIFIRE Firemap

    The sdsc site is fantastic (NASA sats)

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  12. The entire US and World was on fire a few weeks...

    The entire US and World was on fire a few weeks back when we had all the West Coast fires that consumed the news.

    I can't access the Worldwide fire data like I did then. (Three of my family...
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    This has veered way off from the original post....

    This has veered way off from the original post. We are under non-disclosure. Yes, the customer knows what they are doing. A lot of good info on HF.

    BTW, 1,1,1 was banned in 1996.

    Sent from my...
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    Nope, New design. We are considering alternate...

    Nope, New design. We are considering alternate pickling processes. But they have a very specific concern for hydrocarbon based oils. Trace metallics, surface oxides did not come up in the...
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    Robert R. The pickle spec calls for 1minute...

    Robert R.

    The pickle spec calls for 1minute dip in cold or 30seconds dip in warm. Presumably this is extracted from another spec, somewhere.

    I expect 1minute is not going remove anything but...
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    Yes. Found some threads. Thank you. I have...

    Yes. Found some threads. Thank you.

    I have spent hours searching for things on PM only to find very little most-times, but lately have learned I often get better or more productive answers just...
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    Aloris tool post repair

    Anyone ever dis-assemble an Aloris toolpost?
    Axa, piston style. Could use some suggestions. Is the top ring pressed on? Or threaded?

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    /quote/ The hydrofluoric acid - nitric acid...

    /quote/ The hydrofluoric acid - nitric acid -water mix is used for etching ..../quote/

    ALL of this is still happening today, just at not as many buildings/locations, and at as large a scale as...
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    HF/N is specified on the print. We found a kali...

    HF/N is specified on the print. We found a kali vendor in the bay area that says they do it. Have to sign an NDA for them to quote. I've never needed an NDA to get something pickled. Hmm.. I have not...
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    There are more than just one part, after this. ...

    There are more than just one part, after this.

    Companies deal with all of the above here every single day. The only real question is, how much does it cost, All the costs. Only answer we have...
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    Certain alloys need an acid pickle to remove...

    Certain alloys need an acid pickle to remove contaminants that attack the alloys in different environments. The most basic example is certain Stainless Steels need pickling to remove residual surface...
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    Fully aware of the HF dangers. Perhaps go back...

    Fully aware of the HF dangers. Perhaps go back and read the OP? Thank you for your contribution to the topic.

    I once asked my Dad why business owners make more than thier employees. His simple...
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    Ya. It means the state is over-regulated. Large...

    Ya. It means the state is over-regulated. Large companies work with HF everyday, and pay huge permitting fees to operate. Fear dictates policy and practice.. It has nothing to do with safety.....
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    Update: Clean Sciences no quoted this. They are...

    Update:
    Clean Sciences no quoted this. They are not setup for HF/Nitric. So far, not one cleaning/Pickling service we have contacted in California ( 5 for 5) will do HF/Nitric.
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    Thanks, will contact them. I don't see our...

    Thanks, will contact them. I don't see our unobtanium material on the list, but suspect they can do it. Distance is a problem.

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