oven bake clay how long what temperature
Test bake your oven first to see where you need to set the oven dial for the interior temperature to be correct. Once you figure out where to set the dial, it's a good idea to mark the knob with a marker but keep the thermometer inside, just in case. Polymer clay usually bake between 215Â°F (102Â°C) to 325Â°F (163Â°C).