Smooth on and polytek both make polyurethane rubbers that come as two part liquids resin and hardener.
Liquid rubber for concrete molds.
You can find it here holdens latex rubber.
The resin is what will add support to your rubber mold when it s poured with concrete.
Smooth rubber that picks up fine detail of the object.
Get it as soon as wed sep 30.
Silicone molds making kit translucent liquid silicone rubber for mold making 1 1 mixing ratio fast curing molds making silicone for resin molds casting jewelry making diy crafts 21 16 oz.
Latex fiberglass concrete molds rubbermoldman a selection of latex rubber and fiberglass molds used for casting beautiful concrete statuary.
Make your own concrete molds forms texture and stamping mats with polytek s wide selection of concrete mold making materials.
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Concrete wood plastic etc.
4 5 out of 5 stars 92.
The brand i recommend is holdens.
Platinum silicone mold rubbers can be appealing because of their great release properties tin cured silicones should not be considered for concrete as they shrink over time and deteriorate with age.
I recommend this one.
This liquid latex rubber will not stick to metal clay ceramics plaster wood or modeling clay.
Here at polytek we often recommend the use of liquid polyurethane rubber to make molds for concrete casting e g concrete tiles panels statuary pavers bricks countertops edging etc.
Liquid rubber is a great way to make durable perfectly smooth molds.
You can use the molds you make from mold builder to cast paper plaster candle wax soap concrete clear polyester resin or clear casting epoxy.
Can build it up in layers to desired thickness.
Mold builder molds are durable reusable and economical to make.
Miraclekoo silicone mold making kit liquid silicone rubber clear mold making silicone for resin molds silicone molds diy manual making 21 16 oz 4 2 out of 5 stars 220 29 99 29.
The rubber is for making the actual mold form of your model.