Mold builder molds are durable reusable and economical to make.
Liquid rubber for concrete molds.
The rubber is for making the actual mold form of your model.
Liquid rubber is a great way to make durable perfectly smooth molds.
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.
Can build it up in layers to desired thickness.
The brand i recommend is holdens.
Latex fiberglass concrete molds rubbermoldman a selection of latex rubber and fiberglass molds used for casting beautiful concrete statuary.
There are two main suppliers of urethane rubber for concrete molds.
Make your own concrete molds forms texture and stamping mats with polytek s wide selection of concrete mold making materials.
Mould rubber latex is a synthetic latex rubber for detailed reproduction of objects of virtually any fine texture.
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.
You can find it here holdens latex rubber.
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.
4 5 out of 5 stars 92.
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.
Get it as soon as wed sep 30.
Smooth on and polytek both make polyurethane rubbers that come as two part liquids resin and hardener.
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.
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Concrete wood plastic etc.
I recommend this one.