Re: [Emc-users] [Off] Granite Surface Protection

2014-04-02 Thread dave
On Sat, 2014-03-29 at 15:02 -0400, John Kasunich wrote: > > On Sat, Mar 29, 2014, at 12:01 PM, Jon Elson wrote: > > On 03/29/2014 03:39 AM, Jeshua Lacock wrote: > > > > > > > > > > > > My 1080 pound 4x5 foot granite surface has a glass cut looking surface > > > that I bought surplus. > > > Anyway

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-30 Thread Dave Cole
On 3/29/2014 8:48 PM, Jon Elson wrote: > On 03/29/2014 01:37 PM, Dave Cole wrote: >> Are you familiar with Optical benches/tables? I bought a >> 5'x8' ground cast iron optical table that is supported by >> air bellows although a couple of them are missing. It was >> made in three sections and then

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread Jon Elson
On 03/29/2014 01:37 PM, Dave Cole wrote: > Are you familiar with Optical benches/tables? I bought a > 5'x8' ground cast iron optical table that is supported by > air bellows although a couple of them are missing. It was > made in three sections and then pinned together. It has a > few small hol

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread John Kasunich
On Sat, Mar 29, 2014, at 12:01 PM, Jon Elson wrote: > On 03/29/2014 03:39 AM, Jeshua Lacock wrote: > > > > > > > > My 1080 pound 4x5 foot granite surface has a glass cut looking surface that > > I bought surplus. > > Anyways, do you think the reason it is shiny is because it is grade A, > > whi

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread Dave Cole
On 3/29/2014 11:01 AM, Jon Elson wrote: > On 03/29/2014 03:39 AM, Jeshua Lacock wrote: >> >> >> My 1080 pound 4x5 foot granite surface has a glass cut looking surface that >> I bought surplus. >> Anyways, do you think the reason it is shiny is because it is grade A, while >> the grade B should be

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread Gene Heskett
On Saturday 29 March 2014 12:41:32 Jeshua Lacock did opine: > On Mar 28, 2014, at 5:35 PM, Gene Heskett wrote: > >> I just received a grade B granite surface that has a very dull/matte > >> finish. I was planning to use it for both reference and photography > >> and the image advertised showed it

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread Jon Elson
On 03/29/2014 03:39 AM, Jeshua Lacock wrote: > > > > My 1080 pound 4x5 foot granite surface has a glass cut looking surface that I > bought surplus. > Anyways, do you think the reason it is shiny is because it is grade A, while > the grade B should be matte? > > It is most likely an optical bench

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread Lester Caine
Jeshua Lacock wrote: > The reason I got my new surface was so that I could have a studio > semi-permanetly set up for most shots I need, then if I needed a bigger > surface I could set up the studio in the shop. I have a convenient 1.2mt square granite work surface and a long 70cm wide run aroun

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread Jeshua Lacock
On Mar 28, 2014, at 5:35 PM, Gene Heskett wrote: >> I just received a grade B granite surface that has a very dull/matte >> finish. I was planning to use it for both reference and photography and >> the image advertised showed it glossy (which is why I ordered it). I >> contacted the vendor and

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread Jeshua Lacock
On Mar 28, 2014, at 9:22 PM, John Kasunich wrote: > Do NOT do that to a precision plate in an ISO9000 > shop. But if he is determined to make his cheap > grade B plate shiny, then why not? Thanks for all the information everyone. My 1080 pound 4x5 foot granite surface has a glass cut looking

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-29 Thread Gregg Eshelman
On 3/28/2014 6:20 PM, andy pugh wrote: > I want this one. > http://www.ebay.com/itm/Gorton-Master-Surface-Plate-Historical-Vintage-Original-8000lbs-MSP-1928-/161246759544?pt=LH_DefaultDomain_0&hash=item258b0e4a78 > > Now that is a surface plate. And it is not shiny. Look at the plate. Over 7 year

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread John Kasunich
On Fri, Mar 28, 2014, at 08:20 PM, andy pugh wrote: > On 29 March 2014 00:01, Pete Matos wrote: > > I would not recommend putting anything on your plate that can build up at > > all. I agree, if the plate is going to be used for measuring. The original poster wants to use it for photography as

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread andy pugh
On 29 March 2014 00:01, Pete Matos wrote: > I would not recommend putting anything on your plate that can build up at > all. Whilst I agree with you in principle, in practice I think it is probably a non-issue. I worked for several years as a metallurgist, the difference between a gloss and matt

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread Stuart Stevenson
This is the best. On Mar 28, 2014 7:03 PM, "Pete Matos" wrote: > I would not recommend putting anything on your plate that can build up at > all. In fact other than cleaning with a damp rag I would not put anything > on it whatsoever and try to keep it covered when not in use. > > Pete > > > > On

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread Pete Matos
I would not recommend putting anything on your plate that can build up at all. In fact other than cleaning with a damp rag I would not put anything on it whatsoever and try to keep it covered when not in use. Pete On Fri, Mar 28, 2014 at 7:54 PM, John Kasunich wrote: > I'm sure it is possible

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread John Kasunich
I'm sure it is possible to make granite shiny. I'm not so sure that flat and shiny go together. I had my plate re-calibrated some years ago. They lapped it with diamond dust on top of a much larger plate. The result was a matte finish that was duller than before, but also flatter than before. I

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread Pete Matos
I bought my granite surface plate from a company in the Oak Ridge National Laboratories facility and it is matte black. It is used but in excellent shape and I would not really be concerned with the sheen whatsoever. The place I am temporarily working has a largish Starrett CMM machine and the en

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread Gene Heskett
On Friday 28 March 2014 19:29:57 Jeshua Lacock did opine: > Greetings, > > I just received a grade B granite surface that has a very dull/matte > finish. I was planning to use it for both reference and photography and > the image advertised showed it glossy (which is why I ordered it). I > contac

Re: [Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread jrmitchellj .
My grade A granite block is glossy, and the grade B block is matte. You could put a temporary gloss on it with WD40. --J. Ray Mitchell Jr. jrmitche...@gmail.com (818)324-7573 "Normal people ... believe that if it ain't broke, don't fix it. Engineers believe that if it ain't broke, it doesn't h

[Emc-users] [Off] Granite Surface Protection

2014-03-28 Thread Jeshua Lacock
Greetings, I just received a grade B granite surface that has a very dull/matte finish. I was planning to use it for both reference and photography and the image advertised showed it glossy (which is why I ordered it). I contacted the vendor and they told me it is impossible to make granite ha