Can build it up in layers to desired thickness.
Liquid rubber for concrete molds.
Concrete wood plastic etc.
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Get it as soon as wed sep 30.
Through decades of research and development polytek is able to offer one of the most comprehensive selections of flexible mold materials for concrete casting applications.
Mold builder molds are durable reusable and economical to make.
There are two main suppliers of urethane rubber for concrete molds.
Liquid rubber is a great way to make durable perfectly smooth molds.
Make your own concrete molds forms texture and stamping mats with polytek s wide selection of concrete mold making materials.
The rubber is for making the actual mold form of your model.
4 5 out of 5 stars 92.
Smooth on and polytek both make polyurethane rubbers that come as two part liquids resin and hardener.
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.
I recommend this one.
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.
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.
The brand i recommend is holdens.
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.
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.
This liquid latex rubber will not stick to metal clay ceramics plaster wood or modeling clay.