Plaster cloth

Kevin Anderson Jan 7, 2016

  1. Kevin Anderson

    Kevin Anderson TrainBoard Member

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    Ok this is a new material to me. I have just used it to make a mountain. Easy to use. Now my question is since it is very perforated. How have all of you that have used this stuff cover up all the holes so they are not visible?


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  2. acptulsa

    acptulsa TrainBoard Member

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    You can use plain plaster, paper mache', or even spackle.

    You might even dream up something better. If you do, let us know.
     
  3. Kevin Anderson

    Kevin Anderson TrainBoard Member

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    I will try different methods and see which works for me. I am planning on making a few rocks from molds.


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  4. gjslsffan

    gjslsffan Staff Member

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    Kevin,
    When I used this method I had the same issue, I bought a 100 lb bag of Hydrocal, and mixed it to a kind of thin paste consistency, used a 3" paint brush and just started painting the stuff on, top to bottom, make a couple coats if needed, and you should be in bidness. Like others have said you could use spackling or similar too.

    The best rock molds I have ever seen were made from lump coal. A friend of mine painted latex rubber on a bunch of lump coal, a dozen or more heavy coats and walla custom rock molds.

    Or you could stop by and maybe borrow some of mine LOL.
     
    Last edited: Jan 7, 2016
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  5. YoHo

    YoHo TrainBoard Supporter

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    Paint on hydrocal and or sculptamold (my new favorite classic scenery product.)
     
  6. James Fitch

    James Fitch TrainBoard Member

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    Someone in the N-scale forum a few years ago mentioned using drywall mud. I can see how that might work too after doing a lot of drywall work last summer!

    I just picked up a couple 3 lb bags of sculpt-a-mold from a craft store using a discount coupon - $6 per bag. I see you can order it into Walmart stores for about the same price.
     
  7. BoxcabE50

    BoxcabE50 HOn30 & N Scales Staff Member TrainBoard Supporter

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    If you have any significant amount of scenery to build, Hydrocal purchased outside of a hobby vendor is far, far cheaper.
     
  8. RBrodzinsky

    RBrodzinsky November 18, 2022 Staff Member TrainBoard Supporter In Memoriam

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    I will just echo all of the above. The first time I used plaster cloth, I fretted over the holes. Then, learned to simply use whatever I had handy. I like switching up between hydrocal, spackle paste, plaster, etc., as each takes the earth-tone stains differently.
     
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  9. YoHo

    YoHo TrainBoard Supporter

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    Hydrocal and aculptamold are not the same though as sculptamold is plaster and paper mache'.
     
  10. Kevin Anderson

    Kevin Anderson TrainBoard Member

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    I have one package of sculpta mold and some plaster of Paris. Today I try my hand at using rock molds.


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  11. BoxcabE50

    BoxcabE50 HOn30 & N Scales Staff Member TrainBoard Supporter

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    I know. As he has a large area to cover, just pointed out a potential way to lower cost.
     
  12. James Fitch

    James Fitch TrainBoard Member

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    I have both. Sculptamold where I need more texture and hydrocal to cover and fill in the netting or tiny holes.
     
  13. Kevin Anderson

    Kevin Anderson TrainBoard Member

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    Well here is what we did today as a test. I used spackling to cover the cloth then we made a couple of plaster casts. On the smaller section above the small narrow gauge line we covered the cloth with plaster. Here are the results. We ran out of plaster for now.

    [​IMG][​IMG]


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  14. James Fitch

    James Fitch TrainBoard Member

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    I did a bunch of drywall work this summer and you can get a large bucket of drywall mud for $15 at Home Depot - very similar to Spackle. I may try it on the layout.
     
  15. YoHo

    YoHo TrainBoard Supporter

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    The problem with drywall mud is that it will crack as it dries when laid on thicker. It can make a good smooth surface like a road or for patching small areas, but I would not personally recommend it for a base coat. Hydrocal is more flexible and doesn't crack.
     
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  16. emaley

    emaley TrainBoard Supporter

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    It is a bit late now, but when you do the plaster cloth, you can use your finger to snooth the plaster out and fill the holes. Just go back and forth over it. I also used a soupy plaster mix with good results.
     
  17. James Fitch

    James Fitch TrainBoard Member

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    I haven't used mine yet so not too late. Thanks for the tip. What are some good lower cost sources for plaster cloth since Woodland Scenics is purty expensive.
     
  18. RBrodzinsky

    RBrodzinsky November 18, 2022 Staff Member TrainBoard Supporter In Memoriam

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    I have ordered mine from Amazon. Get the ACTIVA 5lb roll. It is a 50 foot roll, 1 foot wide.
     
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  19. James Fitch

    James Fitch TrainBoard Member

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    I posted a unit price comparison of plaster cloth and it was deleted. Is that in violation of rules? I mentioned it to my wife and she was surprises as was I. We are both forum moderators ourselves.

    I ordered a roll from amazon. Good deal for sure.
     
  20. BoxcabE50

    BoxcabE50 HOn30 & N Scales Staff Member TrainBoard Supporter

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    Yes. That has been in place for many years now, due to numerous troubles incurred. See our Support Forum for rules about Retailers, as posted by our site owner.
     

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