> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Chuck Guzis
> via cctalk
> Sent: 20 July 2017 14:43
> To: Brent Hilpert via cctalk
> Subject: Re: Removing Pitting and Rust From an Enclosure
>
> On 07/20/2017 12:02 AM,
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Paul
Koning
> via cctalk
> Sent: 20 July 2017 15:18
> To: Brent Hilpert ; General Discussion: On-Topic and
Off-
> Topic Posts
> Subject: Re: Removing Pitting and Rust From an Enclo
On Wed, Jul 19, 2017 at 1:52 PM, Rob Jarratt via cctalk <
cctalk@classiccmp.org> wrote:
> The TURBOchannel extender I got has a bit of rust and quite a lot of dark
> pitting on the steel surfaces. I am not sure what the finish is, whether it
> is anodized or galvanized. In any case, does anyone ha
> On Jul 20, 2017, at 3:02 AM, Brent Hilpert via cctalk
> wrote:
>
>> ...
>
> The yellowish plating is probably chromate conversion:
> https://en.wikipedia.org/wiki/Chromate_conversion_coating
That sounds familiar from vague DEC memories.
As for those galvanized iron pieces attached to
On 07/20/2017 12:02 AM, Brent Hilpert via cctalk wrote:
> A copper layer can perform some filling and smoothing function in a plating
> job.
> Its perhaps more significant purpose however (as I understand it in my
> limited experience with having plating done*), is to provide an oxygen
> barrie
oving Pitting and Rust From an Enclosure
A copper layer can perform some filling and smoothing function in a plating
job.
Its perhaps more significant purpose however (as I understand it in my
limited experience with having plating done*), is to provide an oxygen
barrier for the steel substrate.
On 2017-Jul-19, at 11:37 PM, Rob Jarratt via cctalk wrote:
>> -Original Message-
>> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Chuck Guzis
>> via cctalk
>> Sent: 20 July 2017 03:34
>> To: Fred Cisin via cctalk
>> Subject: R
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Chuck Guzis
> via cctalk
> Sent: 20 July 2017 03:34
> To: Fred Cisin via cctalk
> Subject: Re: Removing Pitting and Rust From an Enclosure
>
> On 07/19/2017 07:13 PM, Fre
On 07/19/2017 07:13 PM, Fred Cisin via cctalk wrote:
> In most places other than the south and Chicago, Coke and Pepsi are what
> is used. I don't think that SNL (Saturday Night Live) ever did a "No
> Coke; RC" skit.
There's also some stuff called "Naval Jelly"
http://www.loctiteproducts.com/p
On Wed, 19 Jul 2017, drlegendre . via cctalk wrote:
Chuck is right, but pits can also be filled.. JB Weld is one suggestion. It
can be sanded perfectly smooth & painted over. You can also try using some
auto-body spot filler, though I don't know how tough that is.
tough enough that it is someti
Chuck is right, but pits can also be filled.. JB Weld is one suggestion. It
can be sanded perfectly smooth & painted over. You can also try using some
auto-body spot filler, though I don't know how tough that is.
If the rust pits are deep, you can use muriatic acid to clean the rust out
of the pit
On 07/19/2017 03:13 PM, Fred Cisin via cctalk wrote:
> To get rid of the pitting, you would have to grind, brush, or mill
> down to below the depths of the pits. Or fill them in (bondo?) and
> paint over. Maybe paint it like an 026 punch?
Crackle-coat paint looks very nice.
Removing pits by sand
> You can't remove pitting. You mean remove the dark oxide?
On Wed, 19 Jul 2017, Rob Jarratt via cctalk wrote:
Well yes, I suppose so, and anything that can be done to make the result
look a bit better after removing the dark oxide.
maybe steel wool?
or try a wire brush that is softer than the
Posts
Subject: Re: Removing Pitting and Rust From an Enclosure
You can't remove pitting. You mean remove the dark oxide?
Dwight
_
From: cctalk mailto:cctalk-boun...@classiccmp.org> > on behalf of Rob Jarratt via cctalk
mailto:cctalk@classiccmp.org> >
Sent: Wednesday,
You can't remove pitting. You mean remove the dark oxide?
Dwight
From: cctalk on behalf of Rob Jarratt via
cctalk
Sent: Wednesday, July 19, 2017 12:52:44 PM
To: General Discussion: On-Topic and Off-Topic Posts
Subject: Removing Pitting and Rust From an Enclosu
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