How To

Candle making like any craft comes with its challenges. One common issue faced by candle makers is frosting, a phenomenon that can affect both the aesthetics and quality of the final product. In this post, we'll explore what frosting is, why it happens, and most importantly, how to prevent it.

Understanding Candle Frosting

Frosting occurs when a white, powdery layer develops on the surface of a candle, creating an undesirable and cloudy appearance. This issue is more common in certain types of waxes, particularly soy wax, which is renowned for its eco-friendly and clean-burning properties. The frosting effect can also be observed in other natural waxes.

Causes of Frosting

Temperature Fluctuations: Rapid changes in temperature during the cooling process can contribute to frosting. When candles cool too quickly, the wax contracts, causing the development of these unsightly crystals on the surface.

Pouring at High Temperatures: Pouring wax at excessively high temperatures can lead to frosting. The heat can cause the wax to cool too quickly, resulting in uneven texture and frosting.

Unstable Wax Formulas: The composition of the wax itself plays a crucial role. Some wax blends or additives may be more prone to frosting than others. It's essential to choose a stable wax with a proven track record of minimal frosting.

Preventing Candle Frosting

Controlled Cooling: Allow your candles to cool gradually by maintaining a stable and moderate temperature in the cooling environment. Avoid sudden temperature changes that could cause the wax to contract too quickly.

Proper Pouring Temperatures: Find the optimal pouring temperature for your specific wax. Generally, it's recommended to pour wax at temperatures lower than the melting point to avoid rapid cooling and frosting.

Additives and Stabilisers: Consider incorporating additives or stabilisers into your wax formula to minimise frosting. Be cautious not to overdo it, as excessive additives might affect other properties of the candle.

Storage Conditions: Store your finished candles in a cool, dry place away from direct sunlight. Extreme temperatures can contribute to frosting even after the candles have been made.

Candle frosting may be a common issue, but armed with the right knowledge and techniques, you can significantly reduce its occurrence. Experimentation and attention to detail are key in the world of candle making. By understanding the causes and implementing preventive measures, you can create beautiful, frosting-free candles that showcase your craftsmanship and creativity.