How to Make a 2 Piece Core Mold: Concrete Urn Example
Step 7: Dispensing and Applying Reoflex 40
Dispense ReoFlex® 40 mold rubber 1A : 1B by volume and mix thoroughly for three minutes, making sure to scrape bottom and sides of container. Pour the rubber into the cavity and allow to cure for 16 hours at room temperature (72F / 23C).