How Hot Does Potassium Nitrate And Sugar Burn?

How Hot Does Potassium Nitrate And Sugar Burn? This method does not actually melt the potassium nitrate, as the melting temperature of KNO3 is 323 °C (613 °F), but it melts the sugar and coats the grains of KNO3 with the melted sugar. The melting process must be performed using a heat spreader, so as