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jameth Community Member
Joined: 02 Feb 2010 Posts: 825
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Posted: Sun Jul 17, 2011 4:51 pm Post subject: Fake liquid help |
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Anyone know how to make fake liquid. In other words a material you can poor in a bottle or glass and it will harden and look like liquid but is solid so no spilling if it gets knocked over.
Need it for my Blade Runner display.
Whiskey, Blue Alcohol, Clear for Vodka, etc.
Thanks |
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Robotprops Community Member

Joined: 11 Apr 2010 Posts: 280 Location: Vancouver, B.C.
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Posted: Sun Jul 17, 2011 5:20 pm Post subject: |
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You could do it with a clear epoxy casting resin. They have tints for them to get whatever colour you want.
The downside is you need to be very careful pouring the stuff. If you get any on the sides of the bottle, the bulk of it will collect before hardening, but any trace amounts can be a real mess to clean up. |
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Bwood Community Member
Joined: 20 Sep 2009 Posts: 843
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Posted: Sun Jul 17, 2011 7:00 pm Post subject: |
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If you do not have the necessary tools, you will have problems with air bubbles during the mixing process when you combine the resin and catalyst.
If you can apply some kind of vacuum during the curing, you can eliminate most if not all bubbles ... |
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jameth Community Member
Joined: 02 Feb 2010 Posts: 825
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Posted: Sun Jul 17, 2011 7:49 pm Post subject: |
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Bwood wrote: | If you do not have the necessary tools, you will have problems with air bubbles during the mixing process when you combine the resin and catalyst.
If you can apply some kind of vacuum during the curing, you can eliminate most if not all bubbles ... |
How would you apply a "vacuum"? |
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hirohawa Community Member

Joined: 18 May 2006 Posts: 1067
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Posted: Sun Jul 17, 2011 8:24 pm Post subject: |
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Also remember that resin has a chemical reaction when it kicks and gets super hot so if your bottle is not made of glass you could melt it. |
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Robotprops Community Member

Joined: 11 Apr 2010 Posts: 280 Location: Vancouver, B.C.
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Posted: Sun Jul 17, 2011 8:40 pm Post subject: |
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A vacuum chamber would be ideal but very costly.
Just spit balling here, but it might be possible to rig a chamber by building an air tight box, and applying a very strong vacuum, but it would need testing.
If you take care when mixing the resin and catalyst, you could avoid bubbles. Try it in a test bottle and see how it goes...
I've seen the thing done that you want to accomplish, but I don't know exactly what they've used. Search "drink" on this site. It's an acrylic or resin...
http://www.barnardltd.com
There might be a gel or polymer that you could use too. They wouldn't harden, but would look like liquid without spilling. |
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joberg Community Member
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Joined: 06 Oct 2008 Posts: 9463
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Posted: Mon Jul 18, 2011 7:20 am Post subject: |
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Jameth, go to your local Michael store and in the artificial flower isle you'll find a product that imitates water when hard. Easy to use (2 bottles one the product and the other the catalyst)...mix it well and you'll get rid of the bubbles and you also have plenty of time to pour it before the hardening process starts. Not very hot it can be poured into plastic containers as well...good luck  |
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Bwood Community Member
Joined: 20 Sep 2009 Posts: 843
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Posted: Mon Jul 18, 2011 10:06 am Post subject: |
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Quote: | How would you apply a "vacuum"? |
For a makeshift vacuum chamber, all you need to do is get a flat board, a large glass jar and a vacuum pump, or a bike pump rigged to suck air, a pump connector and some silocone sealent/caulk. Make a small hole in the board and put in a connector for the pump and caulk around the connector. Put the glass jar over the connector hole on the other side and draw a circle around it with a pen or pencil. Caulk around the pencil line, just slightly outside, this will help seal the jar to the board. Afterwards put what you want on the board and put the jar over it, while inside the ring of caulk. Attach the pump to the connector and pump away.
Mind you this will not create a full vacume most of the time, but will suck alot of the air out, the ammount depends on the quality of materials and pump, the type of wood and the seal around the edge of the jar.
You could also use an old pressure cooker and do pressure casting but I'll admit, if you have found a suitable product that will not produce bubbles as you say, then that would be a much simpler solution.  |
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jameth Community Member
Joined: 02 Feb 2010 Posts: 825
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Posted: Mon Jul 18, 2011 11:08 am Post subject: |
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Thanks for all the help guys. |
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andy Community Guide

Joined: 01 Nov 2006 Posts: 6237 Location: Rochester, NY
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Posted: Mon Jul 18, 2011 12:10 pm Post subject: |
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The Silicone might shrink away from the glass when it cools. I would also be worried about it breaking any glass it is in during the process with the heats created. What about the candle gels that are made for decorative candles that look like liquids?
Andy |
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Bwood Community Member
Joined: 20 Sep 2009 Posts: 843
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amfx74 Community Member
Joined: 24 Apr 2011 Posts: 138 Location: Australia
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Posted: Mon Jul 18, 2011 4:33 pm Post subject: |
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Hi Jameth,
I will post some product choices later tonight that do not require vacuum degassing. |
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Robotprops Community Member

Joined: 11 Apr 2010 Posts: 280 Location: Vancouver, B.C.
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Posted: Mon Jul 18, 2011 5:57 pm Post subject: |
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Saw this post on RPF. The Smooth-on silicone Encapso is probably your best bet. Real easy to work with. |
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amfx74 Community Member
Joined: 24 Apr 2011 Posts: 138 Location: Australia
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Posted: Tue Jul 19, 2011 8:45 am Post subject: |
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Hi Jameth,
Robotprops has suggested almost exactly the same thing at I was.
I was going to suggest a Platinum silicone from Polytek called Platsil 73-15.
http://www.polytek.com/cart/index.php?target=categories&category_id=430
It is distributed through Mouldlife in the UK and Australia. It is really easy to use. 1:1 mix with no degassing required and no bubbles , can be coloured with any silicone pigments. It can't be broken up like the Smooth-On Encapso K.
The Smooth-On looks very good, their trial kits are always a good buy. I have used their Skin-Tite and dragon skin a number of times. Here is the link to the trial kit.
I would go with the Encapso K as it is just what you are looking for, the Platsil is more for molds.
http://www.smooth-on.com/Tin-Cure-Silicone-/c1113_1276/index.html?catdepth=1
Stay away from resins both urethane and polyester as they with stick to your props and maybe ruin them.
Regards
Alastair |
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Bwood Community Member
Joined: 20 Sep 2009 Posts: 843
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Posted: Tue Jul 19, 2011 10:32 am Post subject: |
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Thanks, amfx74, great info.  |
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jameth Community Member
Joined: 02 Feb 2010 Posts: 825
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Posted: Tue Jul 19, 2011 11:51 am Post subject: |
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Sweet!!!!!!!!!!!!!! Thanks guys. |
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Robotprops Community Member

Joined: 11 Apr 2010 Posts: 280 Location: Vancouver, B.C.
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Mr_Creepy Community Member

Joined: 24 Nov 2006 Posts: 201 Location: Kansas
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