Taking the Mystery Out of How to Make a Concrete Sink Mold

Step 4: Dispensing and Pouring Vytaflex 40

Measure and dispense VytaFlex® 40 mold rubber. Mix thoroughly for three minutes, making sure to scrape the bottom and sides of the container. Pour VytaFlex® 40 mold rubber over the model and existing rubber to create the second half of mold. Let VytaFlex® 40 mold rubber cure for 16 hrs. at room temperature (72°F / 23°C).

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