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RTV Rubber Mold/Resin Casting shrinkage (was Re: 3D Printed ATSF Tank Cars)
It's like a reverse catch-22. If your resin casting skills haven't developed past the hobby level, knowing what professional-grade materials are used by commercial casters won't help you at all. Any
It's like a reverse catch-22. If your resin casting skills haven't developed past the hobby level, knowing what professional-grade materials are used by commercial casters won't help you at all. Any
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By
Tom Madden
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#117326
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WTB: O scale Pac Ltd 1932 ara boxcars
Fellas,
I am seeking a model or two; bare brass is fine. Please email me off list with images, contact and asking price.
Thank you,
Brad Andonian
Fellas,
I am seeking a model or two; bare brass is fine. Please email me off list with images, contact and asking price.
Thank you,
Brad Andonian
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By
Brad Andonian
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#117325
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RTV Rubber Mold/Resin Casting shrinkage (was Re: 3D Printed ATSF Tank Cars)
Since Al just recently sold his line, he likely is signed into an agreement not to disclose processes, so cut the guy some slack.
Back when resin casting was just beginning, Al Westerfield was one of
Since Al just recently sold his line, he likely is signed into an agreement not to disclose processes, so cut the guy some slack.
Back when resin casting was just beginning, Al Westerfield was one of
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By
soolinehistory <destorzek@...>
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#117324
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Weathering, was: Re: end of kits
--- In STMFC@..., <cepropst@...> wrote: In part"
I love it Clark! Back in the Athearn "blue box" days of the late 1960's I was very pleased when Athearn introduced their steam era
--- In STMFC@..., <cepropst@...> wrote: In part"
I love it Clark! Back in the Athearn "blue box" days of the late 1960's I was very pleased when Athearn introduced their steam era
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By
Don <riverman_vt@...>
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#117323
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Re: end of kits
Hi Bruce,
Not so much an attempt to "pigeon-hole" as simply trying to be more specific since it seemed to me that is what was being sought though it simply wasn't being said.
Cordially, Don
Hi Bruce,
Not so much an attempt to "pigeon-hole" as simply trying to be more specific since it seemed to me that is what was being sought though it simply wasn't being said.
Cordially, Don
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By
Don <riverman_vt@...>
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#117322
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Re: Paint Question: NKP 1932 ara boxcar
And check the photo to see if the roof is the original rectangular panel type, or a replacement diagonal panel. Door type could change too.
Scott Pitzer
[Non-text portions of this message have been
And check the photo to see if the roof is the original rectangular panel type, or a replacement diagonal panel. Door type could change too.
Scott Pitzer
[Non-text portions of this message have been
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By
Scott Pitzer
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#117320
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Re: Paint Question: NKP 1932 ara boxcar
Ok, So then you are modeling 1953, Lettering should have the straight leg R
in Nickel Plate Road. Like Ray said "By the early 1950s, the cars were a
jumbled mess. Some were all brown, some had black
Ok, So then you are modeling 1953, Lettering should have the straight leg R
in Nickel Plate Road. Like Ray said "By the early 1950s, the cars were a
jumbled mess. Some were all brown, some had black
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By
Brian Carlson
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#117319
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Re: Paint Question: NKP 1932 ara boxcar
Dear Richard,<br/><br/>I am modeling cars from post war to '53. As always I appreciate your help.<br/><br/>Brad andonian<br/><br/>Sent from Yahoo! Mail for iPad
Dear Richard,<br/><br/>I am modeling cars from post war to '53. As always I appreciate your help.<br/><br/>Brad andonian<br/><br/>Sent from Yahoo! Mail for iPad
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By
Brad Andonian
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#117318
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Re: RTV Rubber Mold/Resin Casting shrinkage
I've made a few sets of patterns for the purpose of resin casting, and make the parts as true to the drawings and/or blue prints as possible. For example, if the prototype measurement is 4'6", then I
I've made a few sets of patterns for the purpose of resin casting, and make the parts as true to the drawings and/or blue prints as possible. For example, if the prototype measurement is 4'6", then I
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By
npin53
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#117317
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Re: RTV Rubber Mold/Resin Casting shrinkage (was Re: 3D Printed ATSF Tank Cars)
I have been casting over 35 years and never have turned down a inquiry as to how to do something or what products I use. The more competition the better.
Eric Bracher
Rio Grande Models
As
I have been casting over 35 years and never have turned down a inquiry as to how to do something or what products I use. The more competition the better.
Eric Bracher
Rio Grande Models
As
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By
Rio Grande Ltd <rgmodels@...>
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#117321
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Re: Paint Question: NKP 1932 ara boxcar
Hi Brad,
Actually, for this particular car the "correct" answer is pretty simple:
"Anything goes, knock yourself out"
Based on the photos that I have of the 13000-series cars, some were delivered in
Hi Brad,
Actually, for this particular car the "correct" answer is pretty simple:
"Anything goes, knock yourself out"
Based on the photos that I have of the 13000-series cars, some were delivered in
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By
Ray Breyer
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#117316
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RTV Rubber Mold/Resin Casting shrinkage (was Re: 3D Printed ATSF Tank Cars)
Gene,
I'm coming from the same direction you are - thinking of producing parts primarily for my own use. My take-home on this is that it would be useful to pick some reference dimensions on the
Gene,
I'm coming from the same direction you are - thinking of producing parts primarily for my own use. My take-home on this is that it would be useful to pick some reference dimensions on the
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By
Jack Mullen
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#117315
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Re: Paint Question: NKP 1932 ara boxcar
Brad, to get a useful answer, you have to tell us what year the car was painted (not the year it was built, unless you're modeling the 1930s). I'm going to assume that you're modeling the
Brad, to get a useful answer, you have to tell us what year the car was painted (not the year it was built, unless you're modeling the 1930s). I'm going to assume that you're modeling the
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By
Richard Hendrickson
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#117314
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Re: end of kits
Bruce, I totally agree with you. I know some people who never build trains
but who do many other things -- lay track, implement incredibly complex wiring,
create beautiful scenery, etc -- and some who
Bruce, I totally agree with you. I know some people who never build trains
but who do many other things -- lay track, implement incredibly complex wiring,
create beautiful scenery, etc -- and some who
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By
Tim O'Connor
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#117313
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Paint Question: NKP 1932 ara boxcar
Fellas,
I would appreciate advice on paint colors for this car.
Seeking paint colors for:
underbody
Roof
Roof walk
Sides and Ends
Thanks in advance,
Brad Andonian
Seattle
Fellas,
I would appreciate advice on paint colors for this car.
Seeking paint colors for:
underbody
Roof
Roof walk
Sides and Ends
Thanks in advance,
Brad Andonian
Seattle
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By
Brad Andonian
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#117312
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RTV Rubber Mold/Resin Casting shrinkage (was Re: 3D Printed ATSF Tank Cars)
Dennis,
Thanks for your input. Both you and Al W. mentioned changes in the size of the rubber mold over the course of its use. THAT is really a surprise. Your last sentence - "If you can't quantify
Dennis,
Thanks for your input. Both you and Al W. mentioned changes in the size of the rubber mold over the course of its use. THAT is really a surprise. Your last sentence - "If you can't quantify
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By
Gene <bierglaeser@...>
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#117311
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RTV Rubber Mold/Resin Casting shrinkage (was Re: 3D Printed ATSF Tank Cars)
Thanks, Tom. Very interesting. I've seen "consumer" sized packaging of the rubber and resin for modelers but I don't recall specifications. Maybe inside the package, huh? May I assume that the
Thanks, Tom. Very interesting. I've seen "consumer" sized packaging of the rubber and resin for modelers but I don't recall specifications. Maybe inside the package, huh? May I assume that the
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By
Gene <bierglaeser@...>
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#117310
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RTV Rubber Mold/Resin Casting shrinkage (was Re: 3D Printed ATSF Tank Cars)
No plan to produce kits. Just thinking of maybe making some parts, etc. for myself.
Gene Green
No plan to produce kits. Just thinking of maybe making some parts, etc. for myself.
Gene Green
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By
Gene <bierglaeser@...>
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#117309
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Ain't dead yet! Re: Re: end of kits
I remember in the mid late 60's hobby shops were dropping trains since nobody was buying "train sets" anymore, they just wanted slot cars. Finding anything but basic model railroad supplies was
I remember in the mid late 60's hobby shops were dropping trains since nobody was buying "train sets" anymore, they just wanted slot cars. Finding anything but basic model railroad supplies was
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By
tyesac@...
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#117308
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Re: end of kits
The Hobby is changing. It's always changing.
IMO a fair number of people do not understand one big way it is changing: a
lot of model railroads have given up on physical models and have migrated
The Hobby is changing. It's always changing.
IMO a fair number of people do not understand one big way it is changing: a
lot of model railroads have given up on physical models and have migrated
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By
Dave Nelson
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#117307
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